Showing posts for 'mitigation'. Clear search

Road ecology blog: Wildlife warning sign, Mt Carmel Conservancy, South Africa

December 05, 2019 - Road ecology blog: Wildlife warning sign, Mt Carmel Conservancy, Mpumalanga Province, South Africa Featured: Helmeted g...
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Road ecology blog: Wildlife warning sign for common hippopotamus, South Africa

December 04, 2019 - Road ecology blog: Wildlife warning sign for common hippopotamus (Hippopotamus amphibius), Mpumalanga Province, South Af...
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Road ecology blog: Gate, push button to open, Addo Elephant National Park, South Africa

December 02, 2019 - Road ecology blog: Gate, push button to open, leaving picknick area, Addo Elephant National Park, Eastern Cape, South Af...
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Road ecology blog: Penguin fence, Simon's Town, Western Cape, South Africa

December 01, 2019 - Road ecology blog: Penguin fence to keep penguins out of gardens, a golf course, and a road, Simon's Town, Western Cape,...
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Flightless dung beetles, Addo Elephant National Park, South Africa

November 25, 2019 - Flightless dung beetles fighting over dung ball on dirt road (Circellium bacchus), Addo Elephant National Park, Eastern...
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Road ecology blog: Warning sign for flightless dung beetle, South Africa

November 25, 2019 - Road ecology blog: Warning sign for flightless dung beetle (Circellium bacchus), Addo Elephant National Park, Eastern Ca...
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Road ecology blog: Warning sign for western leopard toads, South Africa

November 19, 2019 - Road ecology blog: Warning sign for western leopard toads, near Cape Point, Western Cape, South Africa Click here for...
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Road ecology blog: Warning sign for tortoises, South Africa

November 15, 2019 - Road ecology blog: Warning sign for tortoises, Cape Point, Table Mountain National Park, Western Cape, South Africa C...
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Road ecology blog: Warning sign, Baboons, near Simon's Town, Western Cape, South Africa

November 14, 2019 - Road ecology blog: Warning sign, Baboons, near Simon's Town, Western Cape, South Africa Click here for other images o...
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Road ecology blog: Warning sign, penguins in roadway, South Africa

November 11, 2019 - Road ecology blog: Warning sign, penguins in roadway, 50 km per h, Simon's Town, Western Cape, South Africa Click her...
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Road ecology blog: Roadkilled black bear, Flathead Indian Reservation, Montana, USA

May 08, 2019 - Road ecology blog: Roadkilled black bear (Ursus americanus), Hwy 200, Flathead Indian Reservation, Montana, USA C...
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Road ecology blog: Wildlife warning sign for deer, Drenthe, The Netherlands

March 15, 2019 - Road ecology blog: Wildlife warning sign for deer, Spieregerweg, near Spier, Drenthe, The Netherlands
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Road ecology blog: Wildlife jump-out, near Spier, Drenthe, The Netherlands

March 15, 2019 - Road ecology blog: Wildlife fence and jump-out along A28 motorway, near Spier, Drenthe, The Netherlands. The fence is a...
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Wildlife fence along A28 motorway, near Spier, Drenthe, The Netherlands

March 14, 2019 - Road ecology blog: Wildlife fence along A28 motorway, near Spier, Drenthe, The Netherlands. The fence is a barrier for m...
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Road ecology blog: Pathway for large mammals in an underpass designed for water

January 21, 2019 - Road ecology blog: Pathway for large mammals in an underpass (bridge) primarily designed for water (stream), US Hwy 93 S...
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Road ecology blog: Concrete barrier wall, Fisherman Island National Wildlife Refuge

January 14, 2019 - Road ecology blog: Concrete barrier wall along a section of Hwy 13, Fisherman Island National Wildlife Refuge, Virginia.
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Road ecology blog: Vegetation maintenance adjacent to turtle barrier

January 13, 2019 - Road ecology blog: Pamela Denmon (USFWS) demonstrates where the plastic corrugated pipe should be located with short veg...
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Road ecology blog: Plastic corrugated pipe for diamondback terrapins damaged by mowing

January 12, 2019 - Road ecology blog: Plastic corrugated pipe designed as a barrier to keep Northern diamondback terrapins (Malaclemys terr...
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Road ecology blog: Barrier for diamondback terrapin (turtles), Fisherman Island, Virginia

January 11, 2019 - Road ecology blog: Plastic corrugated pipe (6 inches diameter) staked in ground with rebar, Fisherman Island National Wi...
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Road ecology blog: Arboreal crossing, Carlos Botelho State Park, São Paulo, Brazil

January 10, 2019 - Road ecology blog: Arboreal crossing for primates and other tree dwelling species, Carlos Botelho State Park, São Paulo,...
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Road ecology blog: Cable barrier, US Hwy 64, near Roper, North Carolina, USA

January 09, 2019 - Road ecology blog: Cable barrier, US Hwy 64, near Roper, North Carolina, USA
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Road ecology blog: Gap and wildlife trail under wildlife fence for black bear

January 08, 2019 - Road ecology blog: Gap and wildlife trail under wildlife fence for black bear (Ursus americanus), 3 m high (10 ft), US H...
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Road ecology blog: Wildlife fence for black bear reduces height at a wildlife underpass

January 07, 2019 - Road ecology blog: Wildlife fence for black bear (Ursus americanus), 3 m high (10 ft), reduces height to 8 ft where the...
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Road ecology blog: Multifunctional underpass at the end of a fence for black bear

January 05, 2019 - Road ecology blog: Multifunctional underpass (agriculture, farm equipment, wildlife) at the end of a fence for black bea...
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Road ecology blog: Wildlife underpass and fence for black bear, North Carolina, USA

January 04, 2019 - Road ecology blog: Wildlife underpass and fence for black bear (Ursus americanus), 3 m high (10 ft), US Hwy 64, near Rop...
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Road ecology blog: Wildlife guard at access road for Key deer, Florida

December 22, 2018 - Road ecology blog: Wildlife guard for Key deer at access road along US Hwy 1, Big Pine Key, Florida, USA Click here f...
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Road ecology blog: Wildlife guard at fence end on US Hwy 1, Big Pine Key, Florida, USA

December 21, 2018 - Road ecology blog: Wildlife guard at fence end on US Hwy 1, Big Pine Key, Florida, USA Click here for images of mitig...
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Road ecology blog: Wildlife warning signs, Key deer, US Hwy 1, Big Pine Key, Florida, USA

December 20, 2018 - Road ecology blog: Wildlife warning sign, drive with caution, you are entering an endangered species area, US Hwy 1, Big...
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Road ecology blog: It is unlawful to feed the Key deer, Florida

December 19, 2018 - Road ecology blog: Wildlife warning sign for Key deer, It is unlawful to feed the Key deer, No Name Key, Florida, USA...
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Road ecology blog: Wildlife warning sign with spelling error, Florida, USA

December 18, 2018 - Road ecology blog: Wildlife warning sign with spelling error made by concerned citizen, slow down for deers, Big Pine Ke...
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Road ecology blog: Variable message sign for Key deer, Florida, USA

December 17, 2018 - Road ecology blog: Variable message sign, Caution, slow down, Key deer crossing ahead, US Hwy 1, Big Pine Key, Florida,...
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Road ecology blog: Speed bumps to reduce traffic speed for Key deer

December 16, 2018 - Road ecology blog: Speed bump painted like a crosswalk to reduce traffic speed for Key deer, Big Pine Key, Florida, USA...
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Road ecology blog: Wildlife underpass for Key deer, Florida, USA

December 15, 2018 - Road ecology blog: Wildlife underpass for Key deer (8 m wide, 3 m high), US Hwy 1, Big Pine Key, Florida, USA Click...
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Road ecology blog: Speed management for Key deer, radar on trailer, Florida, USA

December 14, 2018 - Road ecology blog: Speed management for Key deer, radar on trailer (during day 45 MPH, during night 35 MPH), US Hwy 1, B...
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Road ecology blog: Speed management for Key deer, parked police car, Big Pine Key, Florida

December 13, 2018 - Road ecology blog: Speed management for Key deer, parked police car, no law enforcement officer present (during day 45 M...
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Road ecology blog: Wildlife fence and barrier wall associated with wildlife underpass

December 12, 2018 - Road ecology blog: Wildlife fence and barrier wall associated with wildlife underpass for Key deer (8 m wide, 3 m high),...
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Road ecology blog: At-grade crossing opportunity for large mammals

December 11, 2018 - Road ecology blog: At-grade crossing opportunity for large mammals at a gap in the wildlife fence with reduced posted sp...
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Road ecology blog: Turtle fence and dry culvert used by turtles, Nebraska

December 10, 2018 - Road ecology blog: Turtle fence and dry culvert used by turtles, Valentine National Wildlife Refuge, Ballard's South, Va...
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Road ecology blog: Amphibian tunnels with open slotted roofs and barrier wall

December 09, 2018 - Road ecology blog: Images below: Amphibian tunnel with open slotted roof (ACO) and barrier or wall for amphibians, inte...
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Road ecology blog: Amphibian tunnel and barrier wall for amphibians

December 08, 2018 - Road ecology blog: Amphibian tunnel with open slotted roof and barrier wall for amphibians (integrated into roadbed), De...
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Road ecology blog: Common toad (Bufo bufo) screens and buckets, The Netherlands

December 07, 2018 - Road ecology blog: Common toad (Bufo bufo) screens and buckets, Rijksstraatweg Elsterstraatweg N225 just west of Elst, U...
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Road ecology blog: Solid plastic fence (Animex) designed as a barrier for herpetofauna

December 06, 2018 - Road ecology blog: Temporary demonstration installation of solid plastic fence (Animex) designed as a barrier for herpet...
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Road ecology blog: Barrier wall for turtles, aligators, snakes and amphibians, Florida, USA.

December 03, 2018 - Road ecology blog: Barrier wall (about 1.2 m tall) for turtles, alligators, snakes and amphibians, Lake Jackson Ecopassa...
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Road ecology blog: Warning sign for South American tapir (Tapirus terrestris), São Paulo, Brazil

November 05, 2018 - Warning sign for South American tapir (Tapirus terrestris), Legado das Águas, São Paulo, Brazil Click here for other...
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Road ecology blog: Warning signs, Goiás, Brazil

October 18, 2018 - Road ecology blog: Warning sign, attention, section with higher risk of hitting wildlife, Goiás, Brazil Lizards...
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Wildlife warning sign, deer migration area, next 2 miles, US Hwy 93, near Wells, Nevada, USA

May 11, 2018 - Wildlife warning sign, deer migration area, next 2 miles, US Hwy 93, near Wells, Nevada, USA Click here for other ima...
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Road ecology blog: Warning sign, pronghorn (Antilocapra americana), Nevada, USA

May 08, 2018 - Road ecology blog: Warning sign, pronghorn (Antilocapra americana), Nevada, USA Click here for other images of other...
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Wildlife overpasses, US Hwy 93, near Wells, Nevada, USA

May 07, 2018 - Image below: Wildlife overpass (south), US Hwy 93, near Wells, Nevada, USA Image below: Wildlife overpass (north), US...
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Warning sign, deer migration area, next 3 miles, Utah, USA

March 26, 2018 - Warning sign, deer migration area, next 3 miles, Utah, USA Note the mule deer carcass right in front of the sign....
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Warning sign, speed limit 30 mph, watch for wildlife, Colorado, USA

March 22, 2018 - Warning sign, variable message sign, speed limit 30 mph, watch for wildlife, Colorado, USA Click here for other image...
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Wildlife jump-out, Utah, USA

March 20, 2018 - Wildlife jump-out, Utah, USA Click here for more images of wildlife jump-outs or escape ramps. Like Marcel Huijser P...
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Road ecology blog: Wildlife guard at access road, Utah, USA

March 19, 2018 - Road ecology blog: Wildlife guard at access road, Utah, USA Click here for other images of wildlife guards, cat...
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Warning sign for burros (feral donkeys), Nevada, USA

March 09, 2018 - Warning sign for burros (feral donkeys), Nevada, USA Click here for other images of other wildlife or livestock war...
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Road ecology blog: Wildlife overpass, Argentina

October 13, 2017 - Wildlife overpass, Ruta 101, Misiones, Argentina For other images of wildlife overpasses (wildlife only) click here....
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Road ecology blog: Wildlife warning sign and reduced speed limit, Argentina

October 07, 2017 - Road ecology blog: Wildlife warning sign and reduced speed limit to 50 km per hour on dirt road, Iguazu falls, Iguazu Na...
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Wildlife warning sign for jaguar, Iguazu falls, Iguazu National Park, Misiones, Argentina

October 06, 2017 - Wildlife warning sign and reduced speed limit for jaguar, Iguazu falls, Iguazu National Park, Misiones, Argentina Cli...
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Road ecology blog: Wildlife overpass, Misiones, Argentina

October 05, 2017 - Road ecology blog: Wildlife overpass, Ruta 101, Misiones, Argentina. There are no fences associated with this overpass...
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Road ecology blog: Wildlife overpass, Ruta 101, Misiones, Argentina

October 03, 2017 - Road ecology blog: Wildlife overpass, Ruta 101, Misiones, Argentina For other images of wildlife overpasses (wildli...
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Road ecology blog: Wildlife warning sign, Attention, Deer Crossing, Next 2 miles, Wyoming

August 17, 2017 - Road ecology blog: Wildlife warning sign, Attention, Deer Crossing, Next 2 miles, Wyoming Image below: next 5 miles...
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Road ecology blog: Wildlife corridor, Night speed limit reduction

August 16, 2017 - Road ecology blog: Wildlife warning sign in mule deer migration area. Wildlife corridor, Night speed limit, 30 min. bef...
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Spring snow storm, snow on trees

August 15, 2017 - Spring snow storm, snow on trees Mill Creek Canyon, Salt Lake City, Utah, USA Click here for other images of Rocky M...
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Road ecology blog: Reduced posted speed limit at night in high mule deer collision areas

August 15, 2017 - Road ecology blog: Reduced posted speed limit at night in high collision areas with mule deer, Wyoming Click here to...
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Road ecology blog: Bridge, north of Kaycee, Wyoming

July 08, 2017 - Road ecology blog: Bridge, north of Kaycee, Wyoming. Based on tracks and hair, some of these underpasses may be used by...
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Road ecology blog: Cattle guard, Wyoming

July 07, 2017 - Road ecology blog: Cattle guard, north of Kaycee, Wyoming Click here for other images of wildlife guards, cattle gu...
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Road ecology blog: Culverts for livestock, North of Kaycee, Wyoming

June 30, 2017 - Road ecology blog: Culverts for livestock, North of Kaycee, Wyoming. Click here for images of wildlife fencing. Clic...
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Road ecology blog: Bridges across streams, north of Kaycee, Wyoming

June 28, 2017 - Road ecology blog: Bridges across streams, north of Kaycee, Wyoming Click here for images of wildlife fencing. Click...
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Road ecology blog: The Stuffed Teddy Bear Phenomenon

May 31, 2017 - Road ecology blog: Multi-functional underpass (water, wildlife) and short section of wildlife fencing, US Hwy 89, near D...
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Road ecology blog: Wildlife warning signs for woodland caribou

March 14, 2017 - Click here for other images of other wildlife or livestock warning signs. Click here for other images of animals that w...
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Road ecology blog: Animal detection system, Hwy 95, near Bonners Ferry, Idaho, USA

February 21, 2017 - Road ecology blog: Animal detection system, Hwy 95, near Bonners Ferry, Idaho, USA As drivers approach they are first p...
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Road ecology blog: Activated warning sign associated with an animal detection system

February 20, 2017 - Road ecology blog: Activated warning sign associated with an animal detection system, Hwy 95, near Bonners Ferry, Idaho,...
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Road ecology blog: A kilometer post, Nuevo Xcan-Playa Del Carmen highway, Mexico

January 13, 2017 - Road ecology blog: A kilometer post, Nuevo Xcan-Playa Del Carmen highway, Quintana Roo, Mexico Click here for more im...
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Road ecology blog: Canopy crossings for arboreal mammals, Mexico

January 11, 2017 - Road ecology blog: Canopy crossings for arboreal mammals, Nuevo Xcan-Playa Del Carmen highway, Quintana Roo, Mexico. The...
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Road ecology blog: Wildlife fence along Nuevo Xcan-Playa Del Carmen highway, Mexico

January 10, 2017 - Road ecology blog: Wildlife fence along Nuevo Xcan-Playa Del Carmen highway, Quintana Roo, Mexico. The previous road ec...
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Road ecology blog: Wildlife underpasses, Nuevo Xcan-Playa Del Carmen highway, Mexico

January 09, 2017 - Road ecology blog: Wildlife underpasses, Nuevo Xcan-Playa Del Carmen highway, Quintana Roo, Mexico This relatively new...
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Researchers at work: Marcel Huijser checks out wildlife underpass, Mexico

January 06, 2017 - Researchers at work: Marcel Huijser checks out a wildlife underpass, Nuevo Xcan-Playa Del Carmen highway, Quintana Roo,...
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Road ecology blog: Wildlife warning sign for raccoons, Sian Ka'an, Yucatan, Mexico

January 05, 2017 - Road ecology blog: Wildlife warning sign for raccoon (Procyon lotor), Sian Ka'an, Yucatan, Mexico. Click here for oth...
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Road ecology blog: Maximum speed limit because of wildlife crossing, Mexico

January 04, 2017 - Road ecology blog: Maximum speed limit sign 40 km per h because of wildlife crossing the road, Sian Ka'an, Yucatan, Mexi...
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Road ecology blog: Warning sign for pets (dogs) crossing, Yucatán, Mexico

January 02, 2017 - Road ecology blog: Warning sign for pets (dogs) crossing, Yucatán, Mexico Click here for other images of other wildli...
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Road ecology blog: Wildlife warning sign for lizards (Iguanas), Cancun, Quintana Roo, Mexico

December 23, 2016 - Road ecology blog: Wildlife warning sign for lizards (Iguanas), Cancun, Quintana Roo, Mexico Click here for other ima...
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Road ecology blog: Wildlife warning signs, Bloemendaal aan Zee, The Netherlands

December 05, 2016 - Image below: Wildlife warning sign, we cross unexpectedly, Bloemendaal aan Zee, The Netherlands Image below: Wildlife...
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Road ecology blog: Warning sign for strong winds, near Cowley, Alberta, Canada

November 29, 2016 - Road ecology blog: Warning sign for strong winds, near Cowley, Alberta, Canada Image below: Wind turbines, near Pinch...
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Road ecology blog: Silhouetted warning sign for elk, British Columbia, Canada

November 23, 2016 - Road ecology blog: Silhouetted warning sign for elk (Cervus canadensis), British Columbia, Canada. Click here for oth...
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Road ecology blog: Warning sign for flying deer, British Columbia, Canada

November 22, 2016 - Road ecology blog: Warning sign for flying deer (Odocoileus spp.), near Fernie, British Columbia, Canada. Note: someone...
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Road ecology blog: Mitigation measures for long-toed salamander, Waterton, Alberta, Canada

November 21, 2016 - Road ecology blog: Mitigation measures for long-toed salamander (Ambystoma macrodactylum), Waterton Lakes National Park,...
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Road ecology blog: Wildlife warning signs for bighorn sheep (Ovis canadensis), Montana, USA

November 19, 2016 - Road ecology blog: Wildlife warning signs for bighorn sheep (Ovis canadensis), Montana, USA. Click here for other ima...
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Road ecology blog: Wildlife underpasses, fences and jump-outs, US Hwy 95, Idaho, USA

November 18, 2016 - Road ecology blog: Wildlife underpasses, fences and jump-outs, US Hwy 95, Bonners Ferry, Idaho, USA Image below: Fernan...
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Road ecology blog: Animal detection systems, Canada

November 16, 2016 - Road ecology blog: Animal detection systems, near Elko and Sparwood, British Columbia, Canada. Image below: Activated w...
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Road ecology blog: Warning sign for bighorn sheep, near Elko, British Columbia, Canada

November 10, 2016 - Road ecology blog: Warning sign for bighorn sheep (Ovis canadensis), near Elko, British Columbia, Canada. Image below...
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Road ecology blog: Bighorn sheep (Ovis canadensis) crossing highway at a fence end

November 08, 2016 - Road ecology blog: Bighorn sheep (Ovis canadensis) crossing highway at a fence end, Hwy 3, Crowsnest Pass, Alberta, Cana...
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Road ecology blog: Warning signs for bears, Waterton Lakes National Park, Alberta, Canada

November 04, 2016 - Road ecology blog: Warning signs for bears (black and grizzly, Ursus spp.), Waterton Lakes National Park, Alberta, Canad...
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Road ecology blog: Wildlife trail at fence-end (fence end run).

November 03, 2016 - Road ecology blog: Wildlife trail at fence-end (fence end run), US Hwy 95, Bonners Ferry, Idaho, USA. This is an indicat...
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Road ecology blog: Anti-erosion plastic netting, US Hwy 95, Bonners Ferry, Idaho, USA

November 02, 2016 - Road ecology blog: Anti-erosion plastic netting, US Hwy 95, Bonners Ferry, Idaho, USA. This material does not decompose...
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Road ecology blog: Fernanda Abra photographs roadkilled white-tailed deer, Idaho, USA

October 28, 2016 - Road ecology blog: Fernanda Abra photographs a roadkilled white-tailed deer (Odocoileus virginianus), US Hwy 95, Idaho,...
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Road ecology blog: Mitigation for bighorn sheep, near Thompson Falls, Montana, USA

October 27, 2016 - Road ecology blog: Mitigation measures for bighorn sheep, near Thompson Falls, Montana, USA. This section of Hwy 200 nee...
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Road ecology blog: Animal detection system, along US Hwy 95, Bonners Ferry, Idaho, USA

October 26, 2016 - Road ecology blog: Image below: Animal detection system, along US Hwy 95, Bonners Ferry, Idaho, USA Image below: Dop...
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Rocky Mountain wildlife: Bighorn sheep (Ovis canadensis), Crowsnest Pass, Alberta, Canada

October 25, 2016 - Rocky Mountain wildlife: Bighorn sheep (Ovis canadensis), Crowsnest Pass, Alberta, Canada. Click here for other ima...
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Road ecology blog: Animal detection system and underpass, Idaho, USA

October 25, 2016 - Road ecology blog: Animal detection system, along frontage road of US Hwy 95, Chilco, Idaho, USA. This system is manufac...
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Road ecology blog: Bighorn sheep (Ovis canadensis) on and along highway, Alberta, Canada

October 24, 2016 - Road ecology blog: Bighorn sheep (Ovis canadensis) on and along highway at a fence end, Hwy 3, Crowsnest Pass, Alberta,...
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Road ecology blog: American badger (Taxidea taxus) roadkill, Montana, USA

October 19, 2016 - Road ecology blog: American badger (Taxidea taxus) roadkill, Montana, USA. Click here for other images of animals tha...
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Road ecology blog: American mink (Neovison vison) roadkill, Montana, USA

October 16, 2016 - Road ecology blog: American mink (Neovison vison) roadkill, Montana, USA. Click here for other images of animals that...
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Researchers at work: Fernanda Abra and Marcel Huijser visit different animal detection systems

October 12, 2016 - Researchers at work: Fernanda Abra and Marcel Huijser at animal detection system on frontage road next to US Hwy 95, Nor...
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Road ecology blog: animal detection system at night, Bonners Ferry, Northern Idaho

October 11, 2016 - Road ecology blog: Activated animal detection system at night, north of Bonners Ferry, Northern Idaho, USA Click here...
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Road ecology blog: Wildlife warning sign for bison, Yellowstone National Park, Wyoming

October 10, 2016 - Road ecology blog: Wildlife warning sign for bison (Bison bison) with permanently flashing LEDs, Yellowstone National Pa...
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Multifunctional overpass for wildlife and people, Crailoo, The Netherlands

September 08, 2016 - Multifunctional overpass for wildlife and people, Natuurbrug Zanderij Crailoo, The Netherlands. There is a bridge across...
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Road ecology blog: Wildlife warning sign for bighorn sheep, South Dakota, USA

June 24, 2016 - Road ecology blog: Wildlife warning sign for bighorn sheep (Ovis canadensis), with permanently flashing amber light, Sou...
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Road ecology blog: Wildlife warning sign for reindeer (Rangifer tarandus), Sweden

April 07, 2016 - Road ecology blog: Wildlife warning sign for reindeer (Rangifer tarandus), Sweden. Click here for other images of oth...
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Road ecology blog: Roadside shrine, Puerto Iguazú, Misiones, Argentina

January 24, 2016 - Road ecology blog: Roadside shrine, Puerto Iguazú, Misiones, Argentina. Click here for images of roadside shrines. Lik...
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Road ecology blog: Wildlife warning sign for South American tapir, Argentina

January 23, 2016 - Road ecology blog: Wildlife warning sign for South American tapir (Tapirus terrestris), Puerto Iguazú, Parque Nacional I...
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Road ecology blog: Speed bump to reduce collisions with wildlife, Argentina

January 22, 2016 - Road ecology blog: Speed bump to reduce collisions with wildlife, Puerto Iguazú, Parque Nacional Iguazú, Misiones, Argen...
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Road ecology blog: Wildlife warning signs, Misiones, Argentina

January 21, 2016 - Road ecology blog: Wildlife warning signs, Misiones, Argentina. Click here for other images of other wildlife or livest...
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Road ecology blog: Roadkilled Argentine black and white tegu (Salvator merianae), Argentina

January 20, 2016 - Road ecology blog: Roadkilled Argentine black and white tegu (Salvator merianae), Puerto Iguazú, Parque Nacional Iguazú,...
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Road ecology blog: Wildlife warning sign for South American tapir, Argentina

January 19, 2016 - Road ecology blog: Wildlife warning sign for South American tapir (Tapirus terrestris), Puerto Iguazú, Parque Nacional I...
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Road ecology blog: Wildlife warning sign for deer, Misiones, Argentina

January 15, 2016 - Road ecology blog: Wildlife warning signs for deer, Puerto Iguazú, Parque Nacional Iguazú, Misiones, Argentina. Click h...
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Road ecology blog: Roadkilled South American coati (Nasua nasua), Argentina

January 14, 2016 - Road ecology blog: Roadkilled South American coati (Nasua nasua), Argentina. Click here for images of animals alive on...
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Road ecology blog: Wildlife warning signs for South American coati, Argentina

January 13, 2016 - Road ecology blog: Wildlife warning signs for South American coati (Nasua nasua), Puerto Iguazú, near Parque Nacional Ig...
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Road ecology blog: Speed reduction zone for wildlife, Misiones, Argentina

January 11, 2016 - Speed reduction zone for wildlife, Puerto Iguazú, near Parque Nacional Iguazú, Misiones, Argentina. The posted maximum s...
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Road ecology blog: Mitigation measures against erosion and landslides, São Paulo, Brazil

January 07, 2016 - Road ecology blog: Mitigation measures against erosion at site where land slides have occurred in the past, Parque Estad...
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Road ecology blog: Drainage and culvert along road, 'Carlos Botelho', São Paulo, Brazil

January 06, 2016 - Road ecology blog: Drainage and culvert along road, Parque Estadual 'Carlos Botelho', São Paulo, Brazil. Click here for...
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Road ecology blog: Ciro Cruvinel, wildlife veterinarian

January 05, 2016 - Road ecology blog: Ciro Cruvinel, wildlife veterinarian, Parque Estadual 'Carlos Botelho', São Paulo, Brazil. Brazil ex...
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Road ecology blog: Canopy crossings, Parque Estadual 'Carlos Botelho', Brazil

January 04, 2016 - Road ecology blog: Canopy crossings for arboreal mammals, Parque Estadual 'Carlos Botelho', São Paulo, Brazil Click her...
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Road ecology blog: Rolling dip to deflect water off the road surface, Brazil

December 29, 2015 - Road ecology blog: Rolling dip to deflect water off the road surface, Parque Estadual 'Carlos Botelho', São Paulo, Brazi...
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Road ecology blog: Low design speed and low speed limit along road through a State Park

December 27, 2015 - Road ecology blog: Low design speed and low speed limit along road through a State Park Click here for additional infor...
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Road ecology blog: Southern tamandua roadkill, BR-359, west of Mineiros, Goiás, Brazil

December 23, 2015 - Road ecology blog: Southern tamandua (Tamandua tetradactyla) roadkill, BR-359, west of Mineiros, Goiás, Brazil. Click h...
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Road ecology blog: Wildlife warning sign for giant anteaters, near Jataí, Goiás, Brazil

December 22, 2015 - Road ecology blog: Wildlife warning sign for giant anteater (Myrmecophaga tridactyla), BR-060 Jataí, Goiás, Brazil. Cli...
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Road ecology blog: Crab-eating fox roadkill, BR-359, west of Mineiros, Goiás, Brazil

December 21, 2015 - Road ecology blog: Crab-eating fox (Cerdocyon thous) roadkill, BR-359, west of Mineiros, Goiás, Brazil. Click here for...
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Road ecology blog: Six-banded armadillo (Euphractus sexcinctus) roadkill, Goiás, Brazil

December 18, 2015 - Road ecology blog: Six-banded armadillo (Euphractus sexcinctus) roadkill, BR-060, near Serranópolis, Goiás, Brazil Clic...
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Road ecology blog: Low design speed, narrow and curvy road, Rio de Janeiro, Brazil

December 11, 2015 - Road ecology blog: Low design speed, narrow and curvy road, "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near R...
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Road ecology blog: Feral domestic dog on road, near Resende, Rio de Janeiro, Brazil

December 10, 2015 - Road ecology blog: Feral domestic dog on road, "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near Resende, Rio d...
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Road ecology blog: Road signs along "park road" RJ-163, near Resende, Rio de Janeiro, Brazil

December 02, 2015 - Images below: Sign, preserve our fauna and flora, "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near Resende, Ri...
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Road ecology blog: Suggestions for improving canopy crossings, Rio de Janeiro, Brazil

December 01, 2015 - Road ecology blog: Suggestions for improving canopy crossings for arboreal mammals, "park road" (estrada-parque) Capelin...
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Road ecology blog: Retaining wall at land slide site, Rio de Janeiro, Brazil

November 30, 2015 - Road ecology blog: Retaining wall at a site where land slides used to occur, -park road- (estrada-parque) Capelinha-Mauá...
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Road ecology blog: Canopy crossings for arboreal mammals (RJ-163) Rio de Janeiro, Brazil

November 27, 2015 - Road ecology blog: Canopy crossings for arboreal mammals, "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near Res...
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Brazilian landscapes: Atlantic forest, near Resende, Rio de Janeiro, Brazil

November 25, 2015 - Brazilian landscapes: Atlantic forest (Mata Atlântica) along "park road" (estrada-parque) Capelinha-Mauá (RJ-163), near...
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Road ecology blog: wildlife fencing and wet and dry culverts, Rio de Janeiro, Brazil

November 24, 2015 - Road ecology blog: wildlife fencing and wet and dry culverts, Culvert under -park road- (estrada-parque) Capelinha-Mauá...
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Road ecology blog: Wildlife warning signs, near Resende, Rio de Janeiro, Brazil

November 20, 2015 - Road ecology blog: This road was recently upgraded from an unpaved road to a paved road. The road goes through a protect...
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Road ecology blog: Wetlands and rivers near Tensas River National Wildlife Refuge, Louisiana

October 17, 2015 - Road ecology blog: Wetlands and rivers near Tensas River National Wildlife Refuge, from I-20, Louisiana, USA. Photograp...
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Road ecology blog: Billboard warning signs for collisions with Louisiana black bears

October 16, 2015 - Road ecology blog Image below: Billboard warning for collisions with Louisiana black bears, near Tensas River National...
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Road ecology blog: Multifunctional bridges, Louisiana, USA

October 15, 2015 - Road ecology blog: Multifunctional bridges near Tensas River National Wildlife Refuge, I-20, Louisiana, USA. Click here...
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Road ecology blog: Warning sign for Louisiana black bear, I-20 near Delhi, Louisiana, USA

October 14, 2015 - Road ecology blog: Warning sign for Louisiana black bear (Ursus americanus luteolus), I-20 near Delhi, Louisiana, USA....
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Road ecology blog: Elevated roadway, US Hwy 90, near Franklin, Louisiana, USA

October 05, 2015 - Road ecology blog: Elevated roadway, US Hwy 90, near Franklin, Louisiana, USA. Click here for more images of long bridg...
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Road ecology blog: Warning sign for Louisiana black bear, Louisiana, USA

October 01, 2015 - Road ecology blog: Warning sign for Louisiana black bear (Ursus americanus luteolus), Louisiana, USA. Click here for ot...
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Road ecology blog: Fence markers to reduce sage grouse strikes, Montana, USA

August 15, 2015 - This is a relatively simple measure landowners can implement to reduce unnatural mortality of sage grouse, especially ne...
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Road ecology blog: Cattle guard on gravel road, Montana, USA

August 13, 2015 - Road ecology blog: Cattle guard on gravel road, Montana, USA. Click here for other images of wildlife guards, cattle gu...
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Road ecology blog: Median barrier along a highway, SP-225, west of Brotas, São Paulo, Brazil

August 07, 2015 - Road ecology blog: Median barrier along a highway, SP-225, west of Brotas, São Paulo, Brazil. Click here for more image...
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Road ecology blog: Wildlife underpass that is not level with the surrounding landscape

August 05, 2015 - Wildlife underpass that is not level with the surrounding landscape, SP-225, near Brotas, São Paulo, Brazil. The underpa...
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Road ecology blog: Gaps in wildlife fences, Brazil

August 04, 2015 - Road ecology blog: Gaps in wildlife fences, Brazil. Click here for images of wildlife fencing. Click here for images o...
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Road ecology blog: Basin for runoff from road

July 23, 2015 - Road ecology blog: Basin for runoff from road, SP-225 motorway, São Paulo, Brazil. This is a better alternative than du...
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Road ecology blog: Argentine black and white tegu roadkill with eggs smeared on pavement

July 17, 2015 - Road ecology blog: Argentine black and white tegu (Salvator merianae) roadkill with eggs smeared on pavement, SP-225 mot...
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Road ecology blog: Researchers at work, Argentine black and white tegu, Brazil

July 16, 2015 - Road ecology blog: Researchers at work, Argentine black and white tegu (Salvator merianae) roadkill, SP-225 motorway, Sã...
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Road ecology blog: Argentine black and white tegu (Salvator merianae) roadkill, Brazil

July 16, 2015 - Road ecology blog: Argentine black and white tegu (Salvator merianae) roadkill, SP-225 motorway, São Paulo, Brazil. Cli...
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Road ecology blog: maintenance and design issues with wildlife fences, Brazil

July 14, 2015 - Image below: a maintenance problem: An animal (probably a nine-banded armadillo (Dasypus novemcinctus)) dug a gap under...
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Road ecology blog: Disintegrated concrete fence post and wildlife fence, São Paulo, Brazil

July 13, 2015 - Image below: Road ecology blog: Disintegrated concrete post of a wildlife fence, SP-225 Motorway, near Brotas, São Paulo...
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Road ecology blog: Capybara-vehicle collisions at stream crossing, Itirapina, Brazil

July 11, 2015 - Image below: Stream culvert (northern stream crossing, Córrego do Geraldo) under two lane road, Itirapina Ecological Sta...
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Road ecology blog: Wildlife warning sign for maned wolf, Itirapina, São Paulo, Brazil

July 11, 2015 - Road ecology blog: Wildlife warning sign for maned wolf, southern stream crossing (Córrego Água Branca), Itirapina Ecolo...
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Road ecology blog: Bridge across stream, Itirapina Ecological Reserve, São Paulo, Brazil

July 10, 2015 - Road ecology blog: Bridge across the southern stream crossing (Córrego Água Branca), Itirapina Ecological Reserve, São P...
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Road ecology blog: The Everglades, near Shark Valley, Florida, USA

July 09, 2015 - Road ecology blog: The Everglades, near Shark Valley, Florida, USA. Click here for other other images from Florida. Li...
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Road ecology blog: Unmitigated section of the Tamiami Trail blocking sheet flow

July 09, 2015 - Road ecology blog: Unmitigated section of the Tamiami Trail (US Hwy 41) blocking sheet flow from north to south in this...
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Road ecology blog: A long bridge elevating Tamiami Trail restoring sheet flow

July 08, 2015 - Road ecology blog: A long bridge (1 mi, 1.6 km) elevating the Tamiami Trail (US Hwy 41) allowing for restoration of shee...
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Road ecology blog: Wildlife fence, near Freeport, Florida, USA

May 25, 2015 - Road ecology blog: Wildlife fence (smaller mesh size towards bottom), Hwy 331, Hwy 83 near Freeport, Florida, USA Click...
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Road ecology blog: Construction for highway widening (4 lanes to 2 lanes), Florida, USA

May 24, 2015 - Road ecology blog: Construction for highway widening (4 lanes to 2 lanes), Hwy 331, Hwy 83 near Freeport, Florida, USA....
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Road ecology blog: Hydro-seeding to reduce erosion, Florida, USA

May 20, 2015 - Road ecology blog: Hydro-seeding to reduce erosion associated with highway widening, Hwy 331, Hwy 83 near Freeport, Flor...
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Road ecology blog: Easy access and maintenance of wildlife fence, Florida, USA

May 19, 2015 - Road ecology blog: Gap between right-of-way fence and wildlife fence to allow for easy access and maintenance in right-o...
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Road ecology blog: Riprap at wildlife fence to reduce erosion, Florida, USA

May 18, 2015 - Road ecology blog: Riprap at wildlife fence to reduce erosion at wildlife underpass, Hwy 331, Hwy 83 near Freeport, Flor...
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Road ecology blog: Sign, posted, no trespassing, at wildlife underpass, Florida, USA

May 18, 2015 - Road ecology blog: Sign, posted, no trespassing, at entrance and exit of wildlife underpass, Hwy 331, Hwy 83 near Freepo...
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Road ecology blog: Wildlife fence and underpass, Hwy 331, Hwy 83 near Freeport, Florida, USA

May 14, 2015 - Wildlife fence (smaller mesh size towards bottom) funnels wildlife towards wildlife underpass, Hwy 331, Hwy 83 near Free...
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Road ecology blog: Wildlife fence, Hwy 331, Hwy 83 near Freeport, Florida, USA

May 13, 2015 - Road ecology blog: Wildlife fence (smaller mesh size towards bottom), Hwy 331, Hwy 83 near Freeport, Florida, USA Click...
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Road ecology blog: Wildlife fence funnels wildlife towards wildlife underpass, Florida

May 12, 2015 - Road ecology blog: Wildlife fence (smaller mesh size towards bottom) funnels wildlife towards wildlife underpass, Hwy 33...
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Road ecology blog: Erosion control at stream for highway widening project, Florida, USA

May 11, 2015 - Road ecology blog: Erosion control at stream at construction of new bridge in association with highway widening (4 lanes...
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Road ecology blog: Construction for highway widening, near Freeport, Florida, USA

May 11, 2015 - Road ecology blog: Construction for highway widening (4 lanes to 2 lanes), Hwy 331, Hwy 83 near Freeport, Florida, USA....
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Road ecology blog: Drainage culvert with riprap to reduce erosion, Florida, USA

May 09, 2015 - Road ecology blog: Drainage culvert with riprap to reduce erosion, Hwy 331, Hwy 83 near Freeport, Florida, USA. Click h...
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Road ecology blog: Multifunctional underpass (for water and wildlife), Florida, USA

May 08, 2015 - Road ecology blog: Multifunctional underpass (for water and wildlife), Hwy 331/83 near Freeport, Florida, USA. Note the...
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Road ecology blog: Multifunctional underpass, Hwy 331/83 near Freeport, Florida, USA

May 07, 2015 - Road ecology blog: Multifunctional underpass (about 56 m wide for water and wildlife), Hwy 331/83 near Freeport, Florida...
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Road ecology blog: Erosion control fabric fence at site new wildlife underpass, Florida

April 22, 2015 - Road ecology blog: Erosion control fabric fence at site new wildlife underpass, SR 29, Florida, USA. Click here for mor...
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Road ecology blog: Wildlife fence to keep Florida panthers off highway, SR 29, Florida, USA

April 21, 2015 - Road ecology blog: Wildlife fence (3 m (10 ft) high, chain-link) with overhang to keep Florida panthers (Puma concolor c...
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Road ecology blog: Wildlife underpass and bridge across canal for Florida panthers

April 15, 2015 - Road ecology blog: Wildlife underpass for Florida panthers (Puma concolor coryi) and wildlife bridge across canal, SR 29...
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Road ecology blog: Wildlife fencing guides wildlife to wildlife underpasses

April 09, 2015 - Road ecology blog: Wildlife fencing guides wildlife to wildlife underpasses. Wildlife fencing funneling wildlife (inclu...
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Road ecology blog: historic images of underpasses for Florida panther, Florida, USA

April 08, 2015 - Road ecology blog: historic images of underpasses and tall wildlife fencing for the Florida panther, Florida, USA. I re-...
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Road ecology blog: Wildlife warning sign Florida panthers and rumble strips, Florida, USA

April 07, 2015 - Road ecology blog: Permanently flashing wildlife warning sign (panther crossing next 7 miles) with rumble strips, SR 29,...
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Road ecology: Speed bump on road through nature reserve, Rio Grande do Sul, Brazil

April 06, 2015 - Road ecology: Speed bump intended to reduce vehicle speed on a road through a nature reserve, Parque Nacional de Aparado...
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Road ecology blog: Speed reduction, radar, rumble strips, wildlife warning signs, Brazil

March 25, 2015 - Highway RS-486 bisects a forest remnant (Reserva Biológica Mata Paludosa), Rio Grande do Sul, Brazil. The posted speed l...
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Road ecology blog: Tunnel (landscape bridge), Rio Grande do Sul, Brazil

March 23, 2015 - Road ecology blog: Tunnel (landscape bridge) Morro Alto (1837 m long), BR 101, near Aguapés, Rio Grande do Sul, Brazil....
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Road ecology blog: Black-pencilled marmosets look for traffic and cross at grade

February 12, 2015 - Road ecology blog: Black-pencilled marmosets (Callithrix penicillata) looking for traffic before crossing at grade, righ...
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Road ecology blog: Black-pencilled marmosets use canopy crossing

February 12, 2015 - Road ecology blog: Black-pencilled marmosets (Callithrix penicillata) use canopy crossing, ESALQ campus, Piracicaba, São...
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Road ecology blog: Crab-eating fox traffic victim, SP-320 near Mirassol, São Paulo, Brazil

January 09, 2015 - Road ecology blog: Crab-eating fox (Cerdocyon thous) traffic victim, SP-320 near Mirassol, São Paulo, Brazil. Click her...
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Road ecology blog: Wildlife warning signs for not every day species, Brazil

January 08, 2015 - Road ecology blog: Wildlife warning signs for not every day species, Brazil. Click here for other images of other wildl...
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Road ecology blog: Livestock warning sign, Minas Gerais, Brazil

December 11, 2014 - Road ecology blog: Livestock warning sign, near Vargem Bonita, Parque Nacional da Serra da Canastra, Minas Gerais, Brazi...
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Audio slide show about mitigation measures along highways

October 22, 2014 - This just came out. An audio slide show in Orion Magazine about mitigation measures for wildlife along highways: http...
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Road ecology blog: Sign advertising the installation of a capybara fence, Brazil

September 07, 2014 - Road ecology blog: Sign advertising the installation of a wildlife fence, fence for the protection from wildlife, (cerca...
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Road ecology blog: Painted warning sign for lizards, Instituto Florestal, São Paulo, Brazil

August 26, 2014 - Road ecology blog: Painted warning sign for lizards, Instituto Florestal, São Paulo, Brazil. Click here for other image...
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Road ecology blog: Wildlife warning sign and road-killed capybara, Brazil

August 25, 2014 - Road ecology blog: Wildlife warning sign and road-killed capybara (Hydrochoerus hydrochaeris), Piracicaba, São Paulo, Br...
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Marcel is now officially recognized as "uncommon"

August 04, 2014 - It is official. According to an article in High Country News I am now categorized as “uncommon”. That's a good thing, r...
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Road ecology blog: Deer crossing warning sign, xing, US Hwy 89, near Gardiner, Montana, USA

July 30, 2014 - Road ecology blog: Deer crossing warning sign, xing, US Hwy 89, near Gardiner, Montana, USA. Click here for images of o...
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Road ecology blog: Wildlife warning sign, variable message sign, Montana. USA

July 28, 2014 - Road ecology blog: Wildlife warning sign, variable message sign, wildlife on roadway, reduce speed 55 MPH, next 12 to 15...
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Road ecology blog: Wildlife warning sign, Watch for wildlife on roadway next 51 miles

July 25, 2014 - Road ecology blog: Wildlife warning sign, Watch for wildlife on roadway next 51 miles, US Hwy 89, near Gardiner, Montana...
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Road ecology blog: Wildlife overpass for pronghorn, near Pinedale, Wyoming

July 18, 2014 - Wildlife overpass (west) for pronghorn (Antilocapra americana) (46 m (150 ft) wide), on the Path of the Pronghorn, Trapp...
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Road ecology blog: Wildlife warning sign, Wyoming, USA

July 16, 2014 - Road ecology blog: Wildlife warning sign, attention, deer crossing, next 2 miles, US Hwy 191, north of Daniel, Wyoming,...
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Road ecology blog: Wildlife overpass (west) for pronghorn, Wyoming, USA

July 15, 2014 - Wildlife overpass (west) for pronghorn (Antilocapra americana) (46 m (150 ft) wide), on the Path of the Pronghorn, Trapp...
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Road ecology blog: Boulders to reduce water velocity, California, USA

May 30, 2014 - Road ecology blog: Boulders to reduce velocity of water running down slope, near Sonora, California, USA. This is at an...
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Road ecology blog: Gopher snake (Pituophis catenifer) roadkill, California, USA

May 23, 2014 - Road ecology blog: Gopher snake (Pituophis catenifer) roadkill, Hwy 49 south of Chinese Camp, California, USA. Click he...
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Road ecology blog: Sepp Jannotta interviews Whisper Means, Flathead Indian Reservation

May 22, 2014 - Road ecology blog: Sepp Jannotta (Montana State University News Service) interviews Whisper Camel-Means (CSKT), US Hwy 9...
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Road ecology blog: Multifunctional underpass, near Sonora, California, USA

May 22, 2014 - Road ecology blog: Multifunctional underpass (road and wildlife), near Sonora, California, USA. Click here for images o...
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Road ecology blog: Street light for bicycle path under wildlife overpass, The Netherlands

April 30, 2014 - Road ecology blog: Street light for bicycle path under wildlife overpass Oud Reemst, south of Otterlo, The Netherlands....
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Road ecology blog: Bicycle path under wildlife overpass "Oud Reemst", The Netherlands

April 29, 2014 - Road ecology blog: Bicycle path under wildlife overpass "Oud Reemst" (about 35 m wide), south of Otterlo, The Netherland...
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Road ecology blog: Sign on overpass, rest area for animals, no access, The Netherlands

April 25, 2014 - Road ecology blog: Sign on wildlife overpass Oud Reemst (about 35 m wide), rest area for animals, no access, south of Ot...
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Road ecology blog: Fence for mouflon, horses and cattle on overpass, The Netherlands

April 24, 2014 - Road ecology blog. Fence on top of wildlife overpass Oud Reemst (about 35 m wide), to keep mouflon, horses and cattle fr...
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Road ecology blog: Pond and root wads at wildlife overpass, The Netherlands

April 23, 2014 - Road ecology blog: Pond and root wads on approach of wildlife overpass Oud Reemst (about 35 m wide), south of Otterlo, T...
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Road ecology blog: Snug fit wildlife fence on wildlife overpass, The Netherlands

April 22, 2014 - Road ecology blog: Snug fit wildlife fence and plank on top of wildlife overpass Oud Reemst (about 35 m wide), south of...
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Road ecology blog: Wildlife overpass "Oud Reemst", The Netherlands

April 21, 2014 - Road ecology blog: Wildlife overpass "Oud Reemst" (about 35 m wide), south of Otterlo, The Netherlands (completed 2012).
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Road ecology blog: Multifunctional overpass Slabroek, A50 motorway, The Netherlands

April 18, 2014 - Multifunctional overpass (wildlife and bicycle / pedestrian / equestrian path) Slabroek, about 15 m wide, across A50 mot...
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Road ecology blog: Snug fit of a gate at a wildlife fence, The Netherlands

April 17, 2014 - Road ecology blog: Snug fit of a gate at a wildlife fence, south of Otterlo, The Netherlands. The snug fit discourages a...
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Road ecology blog: Wildlife fence, south of Otterlo, The Netherlands

April 16, 2014 - Road ecology blog: Wildlife fence, south of Otterlo, The Netherlands. Click here for more images of wildlife fencing....
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Road ecology blog: Nest box behind road sign, Ronan, Montana

April 08, 2014 - Road Ecology blog: Nest box behind road sign, Ronan, Montana. Right-of-way habitat is often good habitat for small mamm...
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Road ecology blog. Voluntary road closure at night for common toads, The Netherlands

April 07, 2014 - Road ecology blog. Wildlife warning sign, Voluntary road closure at night between 5 and 11 pm during spring migration of...
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Road Ecology blog: Seasonal barriers and pittfalls for common toads, The Netherlands

April 02, 2014 - Seasonal amphibian barriers for common toads (Bufo bufo), Soest, The Netherlands. Note that there are pitfalls (buckets)...
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Road Ecology blog: Seasonal warning sign for common toad, The Netherlands

April 01, 2014 - Road Ecology blog: Wildlife warning sign, Seasonal warning sign for common toads (Bufo bufo) during spring migration, So...
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Road Ecology blog: Warning sign, horses and riders crossing highway, The Netherlands

March 28, 2014 - Road Ecology blog: Warning sign, horses and riders crossing highway, near Hilversum, The Netherlands. Click here to vie...
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Road Ecology blog: Blue deer reflectors, N415 near Hilversum, The Netherlands

March 27, 2014 - Road Ecology blog: Blue deer reflectors, N415 near Hilversum, The Netherlands. Note that deer wildlife reflectors or mi...
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Road ecology blog: Wildlife warning sign, near Hilversum, The Netherlands

March 26, 2014 - Road ecology blog: Wildlife warning sign, deer crossing (roe deer Capreolus capreolus), near Hilversum, The Netherlands.
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Road Ecology blog: Street lighting to increase the visibility of moose to drivers, Norway

March 24, 2014 - Road Ecology blog: Street lighting to increase the visibility of moose (Alces alces) to drivers, E6 highway, south of Ri...
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Road ecology blog: Warning sign for crossing skiers, Norway

March 21, 2014 - Road ecology blog: Warning sign for crossing skiers, Hwy 27, south of Rondane National Park, Norway. Note the skier cros...
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Road Ecology blog: Sign: No stopping zone next 14 km. Sensitive wild reindeer area, Norway

March 20, 2014 - Road Ecology blog: Sign: No stopping zone next 14 km. Sensitive wild reindeer (Rangifer tarandus tarandus) area, Hwy 27...
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Road ecology blog: landscape bridges (tunnels) in Norway

March 18, 2014 - Road ecology blog: landscape bridges (tunnels) in Norway. There are no strict rules on how to classify a wildlife cross...
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Road ecology blog: Six wildlife overpasses in Norway

March 17, 2014 - Road ecology blog: Six wildlife overpasses in Norway. For other images of wildlife overpasses click here. For images o...
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Road ecology blog: Moose wildlife fence along the E6 motorway, near Ljugskile, Sweden

March 14, 2014 - Road ecology blog: Moose (Alces alces) wildlife fence along the E6 motorway, near Ljugskile, Sweden. Click here for mor...
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Road Ecology blog: Gradual approach of wildlife overpass, Hwy 69, Ontario, Canada

February 10, 2014 - Road Ecology blog: Gradual approach of wildlife overpass, Hwy 69, Ontario, Canada. Most road ecologists consider it imp...
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Road ecology blog: Barrier for animals on side of wildlife overpass, Ontario, Canada

February 08, 2014 - Road Ecology blog: Barrier for animals, sound and light on top of wildlife overpass, Hwy 69, Ontario, Canada. The barrie...
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Road Ecology blog: Locked gate to access wildlife overpass, Hwy 69, Ontario, Canada

February 07, 2014 - Road Ecology blog: Locked gate to access wildlife overpass (about 30 m wide), Hwy 69, Ontario, Canada. This gate does n...
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Road ecology blog: Top of wildlife overpass with cover, Ontario, Canada

February 06, 2014 - Road ecology blog: Top of wildlife overpass with cover (tree branches and rocks), Hwy 69, Ontario, Canada. Root wads, t...
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Road Ecology blog: No tresspassing sign and wildlife cameras at wildlife overpass

February 05, 2014 - Road Ecology blog: No tresspassing sign and wildlife cameras at wildlife overpass, Hwy 69, Ontario, Canada. Human co-us...
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Road Ecology blog: Art on wildlife overpass, Hwy 69, Ontario, Canada

February 04, 2014 - Road Ecology blog: Art (drawings of animals) on wildlife overpass (about 30 m wide), Hwy 69, Ontario, Canada. I think h...
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Road ecology blog: Wildlife overpass (about 30 m wide), Hwy 69, Ontario, Canada

February 03, 2014 - Road ecology blog: Wildlife overpass (about 30 m wide), Hwy 69, Ontario, Canada. Wildlife overpass (about 30 m wide), a...
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Road Ecology blog: Box culvert for turtles, Hwy 69, Ontario, Canada

February 02, 2014 - Road Ecology blog: Box culvert for turtles, Hwy 69, Ontario, Canada. Turtle underpass, Hwy 69, Ontario, Canada. The tur...
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Road ecology blog: Wildlife guard for tule elk, California, USA

December 13, 2013 - Road ecology blog: Wildlife guard for tule elk (Cervus canadensis nannodes), Point Reyes National Seashore, California,...
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Road ecology blog: Wildlife underpass, Sun Coast Parkway (Hwy 589), Florida, USA

November 16, 2013 - Road ecology blog: Wildlife underpass, Sun Coast Parkway (Hwy 589), Florida, USA. Click here for more images of wildlif...
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Road ecology blog: Panther traffic, wildlife warning sign, near Naples, Florida, USA

November 14, 2013 - Road ecology blog: Panther traffic, wildlife warning sign, near Naples, Florida, USA. Florida panther (Puma concolor co...
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Road ecology blog: Animal detection system, Tamiami Trail, US Hwy 41, Florida, USA

November 13, 2013 - Road ecology blog: Animal detection system, Tamiami Trail, US Hwy 41, Florida, USA. This animal detection system is des...
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Road ecology blog: Warning sign domesticated Bactrian camels, Gobi, Mongolia

November 01, 2013 - Road ecology blog: Warning sign for domesticated Bactrian camels (Camelus bactrianus), Gobi, Mongolia. Click here for i...
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Linear infrastructure blog: Power lines with markers to reduce bird strikes, Mongolia

October 24, 2013 - Linear infrastructure blog: Power lines with markers for birds to reduce bird strikes, between Hanbogd and Oyu Tolgoi, n...
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Road ecology blog: Wildlife jump-out or escape ramp, Arizona, USA

September 23, 2013 - Road ecology blog: Wildlife jump-out or escape ramp, Arizona, USA. Note the drainage pipe in the retaining wall. Click...
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Road ecology blog: Retaining wall at wildlife underpass, Arizona, USA

September 19, 2013 - Road ecology blog: Retaining wall to allow for a wider flat area at wildlife underpass, Arizona, USA. Click here for mo...
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Road ecology blog: Wildlife jump-out with plank on top, Arizona, USA

September 18, 2013 - Road ecology blog: Wildlife jump-out with plank on top, Arizona, USA. Wildlife jump-out with plank on top, Arizona, USA...
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Road ecology blog: Wildlife underpass, S.R. 260, Arizona, USA

September 16, 2013 - Road ecology blog: Wildlife underpass, S.R. 260, Arizona, USA. Click here for more images of wildlife underpasses. Lik...
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Road ecology blog: Wildlife underpass, S.R. 260, east of Payson, Arizona, USA

September 10, 2013 - Road ecology blog: Wildlife underpass, Little green Valley (west underpass), S.R. 260, east of Payson, Arizona, USA. Cl...
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Road ecology blog: Wildlife cameras at crossing structures, Arizona, USA

August 27, 2013 - Road ecology blog: Wildlife cameras at crossing structures designed for desert bighorn sheep, Arizona, USA. For other i...
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Road ecology blog: Wildlife overpass for bighorn sheep, US Hwy 93, Arizona, USA

August 27, 2013 - Wildlife overpass designed for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy 93, NW Arizona, USA. This particul...
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Road ecology blog: Escape opportunity for small animals under wildlife guard, Arizona, USA

August 26, 2013 - Road ecology blog: Combined drainage and escape for small animals under wildlife guard, Arizona, USA. Combined drainage...
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Road ecology blog: Wildlife guard at access road US Hwy 93, Arizona, USA

August 26, 2013 - Road ecology blog: Wildlife guard at access road US Hwy 93, Arizona, USA. On the second image: Blocked concrete edge at...
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Road ecology blog: Wildlife jump-out or escape ramp, Nevada, USA

August 25, 2013 - Road ecology blog: Wildlife jump-out or escape ramp, Nevada, USA. The jump-out is designed for desert bighorn sheep (Ovi...
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Road ecology blog: Multifunctional underpass for desert bighorn sheep, Nevada, USA

August 25, 2013 - Road ecology blog: Multifunctional underpass for desert bighorn sheep, Nevada, USA. This is a very complex set of mitig...
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Wildlife warning sign for desert bighorn sheep (Ovis canadensis nelsoni), Nevada, USA

August 24, 2013 - Road ecology blog: Wildlife warning sign for desert bighorn sheep (Ovis canadensis nelsoni), Nevada, USA. Click here fo...
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Road ecology blog: Wildlife jump-out with bar for desert bighorn sheep, Arizona, USA

August 23, 2013 - Road ecology blog: Wildlife jump-out or escape ramp with bar for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy...
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Road ecology blog: Support columns and support walls for wildlife underpasses

August 22, 2013 - Road ecology blog: Support columns and support walls for wildlife underpasses. Support columns for bridges result in a...
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Road ecology blog: Underpass for desert bighorn sheep, US Hwy 93, Arizona, USA

August 21, 2013 - Road ecology blog: Underpass for desert bighorn sheep (Ovis canadensis nelsoni), White Rock Canyon bridge, US Hwy 93, Ar...
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Road ecology blog: Wildlife fence, US Hwy 93, NW Arizona, USA

August 21, 2013 - Road ecology blog: Wildlife fence designed for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy 93, NW Arizona, US...
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Road ecology blog: Wildlife jump-out bar for desert bighorn sheep, US Hwy 93, Arizona, USA

August 20, 2013 - Road ecology blog: Wildlife jump-out or escape ramp with bar for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy...
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Road ecology blog: Wildlife overpass for desert bighorn sheep, US Hwy 93, Arizona, USA

August 20, 2013 - Road ecology blog: Wildlife overpass designed for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy 93, NW Arizona,...
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Road ecology blog: Wildlife overpass for desert bighorn sheep, US Hwy 93, NW Arizona, USA

August 19, 2013 - Road ecology blog: Wildlife overpass designed for desert bighorn sheep (Ovis canadensis nelsoni), US Hwy 93, NW Arizona,...
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Road ecology blog: Boulders along road to discourage off-road driving, Arizona, USA

August 07, 2013 - Road ecology blog: Boulders placed along road to discourage off-road driving of vehicles, Arizona, USA Click here for a...
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Road ecology blog: Black-tailed jackrabbit roadkill, Tusayan, Arizona, USA

August 05, 2013 - Road ecology blog: Black-tailed jackrabbit (Lepus californicus) roadkill, south of Tusayan, Arizona, USA. Click here fo...
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Road ecology blog: Deer warning sign, next 15 miles, Hwy 67, Arizona, USA

July 29, 2013 - Road ecology blog: Deer warning sign, next 15 miles, Hwy 67, Arizona, USA. Click here for images of other wildlife warn...
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Road ecology blog: Black-tailed jackrabbit roadkill, Arizona, USA

July 19, 2013 - Road ecology blog: Black-tailed jackrabbit (Lepus californicus) roadkill, near Page, Arizona, USA. Click here for other...
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Road ecology blog: Road ecologists gone mad...

July 19, 2013 - Road ecologist (Marcel Huijser) photographs a road ecologist (Fabrice Ottburg) who photographs a road ecologist (Edgar v...
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Road ecology blog: Multifunctional underpass, SP-225, near Brotas, Brazil

July 18, 2013 - Road ecology blog: Multifunctional underpass, SP-225, near Brotas, Brazil. Click here for other images of multifunction...
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Road ecology blog: Elk warning sign, Arizona, USA

July 14, 2013 - Road ecology blog: Elk warning sign, Arizona, USA. Click here for images of other wildlife warning signs. Like Marcel...
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Road ecology blog: Wildlife underpass, SR 260, east of Payson, Arizona, USA

July 13, 2013 - Road ecology blog: Wildlife underpass ("east underpass" at Little Green Valley) for deer (Odocoileus spp.) and elk (Cerv...
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Road ecology blog: Watch for animals, next 20 miles, NE of Phoenix, Arizona, USA

July 11, 2013 - Road ecology blog: Wildlife warning sign, Watch for animals, next 20 miles, NE of Phoenix, Arizona, USA. Click here for...
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Road ecology blog: Electric mat associated at fence end, east of Payson, Arizona, USA

July 05, 2013 - Electric mat (CrossTek™, formerly Electrobraid ™) associated with an animal detection and driver warning system at a fen...
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Road ecology blog: Wildlife underpass, (Mud Creek), US Hwy 93, Montana, USA

June 25, 2013 - Road ecology blog: Wildlife underpass, (Mud Creek), US Hwy 93, Flathead Indian Reservation, Montana, USA. This flight w...
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Road ecology blog: Wildlife overpass US Hwy 93, Flathead Indian Reservation, Montana, USA

June 18, 2013 - Road ecology blog: Wildlife overpass and underpass US Hwy 93, Flathead Indian Reservation, Montana, USA. This flight wa...
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Road ecology blog: Livestock crossing along road from Oyu Tolgoi to border, Gobi, Mongolia

June 11, 2013 - Road ecology blog: Livestock crossing along road from Oyu Tolgoi (mine site) to Gashuun Sukhait (border Mongolia/China),...
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Road ecology blog: Finished and unfinished road (Oyu Tolgoi - border), Gobi, Mongolia

June 11, 2013 - Road ecology blog: Finished and unfinished road section from Oyu Tolgoi (mine site) to Gashuun Sukhait (border Mongolia/...
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Road ecology blog: Unpaved coal haul road associated with the Tavan Tolgoi coal mine, Mongolia

June 10, 2013 - Road ecology blog: The unpaved coal haul road associated with the Tavan Tolgoi coal mine with coal trucks in Small Gobi...
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Road ecology blog: Gate and fence associated with an underpass, near Havre, Montana, USA

November 16, 2012 - Gate and wildlife fence associated with an underpass, near Havre, Montana, USA. Gates allow for easy human access; for e...
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Road ecology blog: Wildlife fence associated with an underpass, near Havre, Montana, USA

November 15, 2012 - Wildlife fence associated with an underpass, near Havre, Montana, USA Like Marcel Huijser Photography on Facebook: http...
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Road Ecology Blog: wildlife jump-out, near Havre, Montana, USA

November 14, 2012 - This wildlife jump-out or escape ramp is located near Havre, Montana, USA. It allows animals that are trapped in the fen...
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Road Ecology Blog: Wildlife underpass, fencing and jump-outs, near Havre, Montana, USA

November 13, 2012 - Wildlife underpass, fencing and jump-outs, near Havre, Montana, USA. Click here for more images of the wildlife underpas...
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