Showing posts for 'barrier'. Clear search

Road ecology blog: Road as fire barrier, South Africa

December 09, 2019 - Road ecology blog: Road as fire barrier, Golden Gate Highlands National Park, Free State, South Africa. The burned vege...
Read the Full Post »

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,...
Read the Full Post »

Elk (Cervus canadensis) got its leg caught in the right-of-way fence and died

April 09, 2019 - Elk (Cervus canadensis) got its leg caught in the right-of-way fence and died, near Bannack, Montana, USA Examples...
Read the Full Post »

Road ecology blog: Wildlife jump-out along railroad tracks, Soest, The Netherlands

April 02, 2019 - Road ecology blog: Wildlife jump-out along railroad tracks, Soest, The Netherlands Click here for more images of wi...
Read the Full Post »

Road ecology blog: Row of root wads on the approach of wildlife overpass

April 01, 2019 - Road ecology blog: Row of root wads on the approach of wildlife overpass across railroad tracks, Soest, The Netherlands...
Read the Full Post »

Road ecology blog: Fence separating wildlife from people on top of overpass

March 18, 2019 - Road ecology blog: Fence, berm and shrubs separating wildlife from people on a hiking and biking trail on top of overpas...
Read the Full Post »

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
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Wildlife fence for large, medium mammals and amphians and reptiles

February 15, 2019 - Road ecology blog: Wildlife fence for large mammals (e.g. roe deer (Capreolus capreolus), medium mammals (e.g. Eurasian...
Read the Full Post »

Road ecology blog: Wildlife fence for large mammals and medium sized mammals

February 06, 2019 - Road ecology blog: Wildlife fence for large mammals and medium sized mammals (e.g. Eurasian badger (Meles meles)), A2 mo...
Read the Full Post »

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.
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Fence designed to keep koala off the highway, Australia

January 03, 2019 - Road ecology blog: Fence designed to keep koala (Phascolarctos cinereus) off the highway, M79, between Harcourt and Fara...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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,...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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),...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Wildlife warning sign, wildlife crossing activity, New Mexico

March 28, 2018 - Road ecology blog: Wildlife warning sign, wildlife crossing activity, New Mexico Click here for other images of other...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Weathered steel guard rail, Yellowstone National Park, Wyoming, USA

December 12, 2017 - Road ecology blog: Weathered steel guard rail and fallen rock on closed highway, Yellowstone National Park, Wyoming, USA...
Read the Full Post »

Road ecology blog: Greater rhea crossing the road, near Bonito, Mato Grosso do Sul, Brazil

October 16, 2017 - Road ecology blog: Greater rhea (Rhea americana) crossing the road, near Bonito, Mato Grosso do Sul, Brazil. Near threat...
Read the Full Post »

Road ecology blog: Greater rhea (Rhea americana) crosses right-of-way fence, Brazil

October 14, 2017 - Road ecology blog: Greater rhea (Rhea americana) crosses right-of-way fence, near Bonito, Mato Grosso do Sul, Brazil. Ne...
Read the Full Post »

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....
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Pronghorn buck, (Antilocapra americana) roadkill, Montana, USA

May 19, 2017 - Pronghorn buck, (Antilocapra americana) roadkill, Montana, USA Click here for other images of animals that were kille...
Read the Full Post »

Road ecology blog: Pronghorn, (Antilocapra americana) roadkill, Wyoming, USA

April 26, 2017 - Road ecology blog: Pronghorn, (Antilocapra americana) roadkill, Wyoming, USA Click here for other images of animals t...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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,...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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,...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Bison crossing a bridge across the Yellowstone River, Wyoming, USA

October 07, 2016 - Road ecology blog: Frost covered bison (Bison bison) crossing a bridge across the Yellowstone River, Wyoming, USA Cli...
Read the Full Post »

Road ecology blog: Bison (Bison bison) on road, Wyoming, USA

October 06, 2016 - Road ecology blog: Bison (Bison bison) on road, Wyoming, USA. Click here for other images of animals that were kill...
Read the Full Post »

Road ecology blog: Grizzly bear (Ursus arctos) crossing road, Wyoming, USA

October 05, 2016 - Road ecology blog: Grizzly bear (Ursus arctos) crossing road, Wyoming, USA. Click here for other images of animals th...
Read the Full Post »

Road ecology blog: Wildlife guard, Custer State Park, South Dakota, USA

June 22, 2016 - Road ecology blog: Wildlife guard and wildlife fence to keep ungulates including bison (Bison bison) inside Custer State...
Read the Full Post »

Road ecology blog: Researchers at work for a turtle project

April 15, 2016 - Road ecology blog: Researchers at work for a turtle project, Valentine National Wildlife Refuge, Nebraska, USA Image be...
Read the Full Post »

Road ecology blog: This concrete curb may well be a barrier to small species

January 12, 2016 - Road ecology blog: The concrete curb may well be a barrier to small species (e.g. amphibians, reptiles, small mammals, P...
Read the Full Post »

Brazilian wildlife: Close-up of the fur of Southern tamandua (Tamandua tetradactyla)

December 07, 2015 - Brazilian wildlife: Close-up of the fur of Southern tamandua (also called collared anteater or lesser anteater) (Tamandu...
Read the Full Post »

Road ecology blog: Southern tamandua (Tamandua tetradactyla) roadkill, Minas Gerais, Brazil

December 07, 2015 - Road ecology blog: Southern tamandua (also called collared anteater or lesser anteater) (Tamandua tetradactyla) roadkill...
Read the Full Post »

Brazilian wildlife: Close-up of fur giant anteater roadkill, Minas Gerais

December 04, 2015 - Brazilian wildlife: Close-up of fur giant anteater roadkill (Myrmecophaga tridactyla), Minas Gerais, Brazil. Vulnerable...
Read the Full Post »

Road ecology blog: Giant anteater roadkill (Myrmecophaga tridactyla), Minas Gerais, Brazil

December 04, 2015 - Road ecology blog: Giant anteater roadkill (Myrmecophaga tridactyla), Minas Gerais, Brazil. Vulnerable (IUCN, 2015). Gia...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: North American river otter (Lontra canadensis) roadkill, Louisiana, USA

September 30, 2015 - Road ecology blog: North American river otter (Lontra canadensis) roadkill, Louisiana, USA Click here for other images...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Concrete median barriers along the SP 225, São Paulo state, Brazil

August 20, 2014 - Concrete median barriers along the SP 225, near Itirapina, São Paulo state, Brazil. Median barriers reduce the probabili...
Read the Full Post »

Road ecology blog: Gate next to double wide cattle guard, Wyoming, USA

July 22, 2014 - Road ecology blog: Gate next to double wide cattle guard, US Hwy 191, North of Daniel Jct, near Pinedale, Wyoming, USA...
Read the Full Post »

Road ecology blog: Multifunctional underpass, US Hwy 191, near Pinedale, Wyoming, USA

July 21, 2014 - Road ecology blog: Multifunctional underpass for water, and at times, for livestock, US Hwy 191, North of Daniel Jct, ne...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: cattle guard to exclude wild ungulates from fenced road, Wyoming, USA

July 17, 2014 - Road ecology blog: Double wide cattle guard to exclude wild ungulates from fenced road corridor, US Hwy 191, North of Da...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Wildlife guard (cattle guard) on bicycle path, The Netherlands

May 08, 2014 - Road ecology blog: Wildlife guard (cattle guard) on bicycle path with escape ramp for small mammals, reptiles, amphibian...
Read the Full Post »

Road ecology blog: Swing gate, The Netherlands

May 02, 2014 - Road ecology blog: Swing gate, set at an angle so it closes through gravity, The Netherlands. This fence keeps red deer...
Read the Full Post »

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....
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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).
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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....
Read the Full Post »

Road ecology blog: wildlife guard and escape ramp, Hoge Veluwe, The Netherlands

April 15, 2014 - Road ecology blog: wildlife guard and escape ramp for small animals, National Park Hoge Veluwe, The Netherlands. The fe...
Read the Full Post »

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)...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Road Ecology blog: Visual barrier above wildlife underpass, Hoog Soeren, The Netherlands

February 09, 2014 - Road Ecology blog: Visual barrier above wildlife underpass, near "Aardhuis" along N344, Amersfoortseweg, Hoog Soeren, Th...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Multifunctional underpass, A4 motorway, Parndorf, Austria

February 01, 2014 - Road ecology blog: Multifunctional underpass (about 45 m wide), under A4 motorway, Parndorf, Austria. Click here for im...
Read the Full Post »

Road ecology blog: Wildlife fence connects tightly to underpass, Parndorf, Austria

January 31, 2014 - Road Ecology blog: Wildlife fence connects tightly to multifunctional underpass (wildlife and farm road, about 36 m wide...
Read the Full Post »

Road Ecology blog: Low volume road at multifunctional underpass, Parndorf, Austria

January 30, 2014 - Road Ecology blog: Low volume road at multifunctional underpass (wildlife and farm road, about 36 m wide), under A4 moto...
Read the Full Post »

Road Ecology blog: Multifunctional overpass with traffic underneath, Austria.

January 29, 2014 - Multifunctional overpass (wildlife and farm road, about 100 m wide), across A4 motorway, Parndorf, Austria. The overpass...
Read the Full Post »

Road Ecology blog: Edge habitat on top of multifunctional overpass, Parndorf, Austria

January 28, 2014 - Road Ecology blog: Edge habitat on top of multifunctional overpass (wildlife and farm road, about 100 m wide), across A4...
Read the Full Post »

Road ecology blog: Weight and speed limit signs at multifunctional overpass, Austria

January 27, 2014 - Road ecology blog: Weight and speed limit signs at multifunctional overpass (wildlife, bicyclists, pedestrians; about 10...
Read the Full Post »

Road ecology blog: Salt block for wildlife on top of multifunctional overpass, Austria

January 26, 2014 - Road ecology blog: Salt block for wildlife on top of multifunctional overpass (wildlife and farm road, about 100 m wide)...
Read the Full Post »

Road ecology blog: Drainage pipe does not extend under the wildlife fence, Austria

January 25, 2014 - Road ecology blog: Drainage pipe does not extend under the wildlife fence under A4 motorway, Parndorf, Austria. If this...
Read the Full Post »

Road ecology blog: Multifunctional overpass, across A4 motorway, Parndorf, Austria

January 23, 2014 - Road ecology blog: Multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), across A4 motorway, P...
Read the Full Post »

Road ecology blog: Hunting platfom right adjacent to multifunctional overpass, Austria

January 22, 2014 - Road ecology blog: Hunting platfom right adjacent to multifunctional overpass (wildlife and farm road, about 100 m wide)...
Read the Full Post »

Road ecology blog: Multifunctional overpass, Parndorf, Austria

January 21, 2014 - Multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), across A4 motorway, Parndorf, Austria....
Read the Full Post »

Road ecology blog: Low volume road on top of multifunctional overpass, Parndorf, Austria

January 20, 2014 - Road ecology blog: Low volume road and cover on top of multifunctional overpass (wildlife, bicyclists, pedestrians; abou...
Read the Full Post »

Road ecology blog: multifunctional overpass, 100 m wide, Parndorf, Austria

January 19, 2014 - Road ecology blog: multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), across A4 motorway, P...
Read the Full Post »

Road ecology blog: View from top of multifunctional overpass, Parndorf, Austria

January 18, 2014 - Road ecology blog: View from top of multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), acro...
Read the Full Post »

Road ecology blog: Cover and food for wildlife on overpass, Parndorf, Austria

January 17, 2014 - Road ecology blog: Cover and food for wildlife (rose hips) on top of multifunctional overpass (wildlife, bicyclists, ped...
Read the Full Post »

Road ecology blog: Multifunctional overpass (about 100 m wide), Parndorf, Austria

January 16, 2014 - Road ecology blog: multifunctional overpass (wildlife, bicyclists, pedestrians; about 100 m wide), across A4 motorway, P...
Read the Full Post »

Road ecology blog: Wildlife fence, A4 motorway, Parndorf, Austria

January 15, 2014 - Road ecology blog: Wildlife fence and gate at multifunctional underpass, under A4 motorway, Parndorf, Austria. Click he...
Read the Full Post »

Road ecology blog: Wildlife fence and gate, near Parndorf, Austria

December 23, 2013 - Road ecology blog: Wildlife fence and gate at multifunctional underpass, under A4 motorway, Parndorf, Austria. To open...
Read the Full Post »

Outdoor recreation: Bicycle and horse trail route at multifunctional overpass, Austria

December 22, 2013 - Outdoor recreation: Bicycle and horse back riding route at multifunctional overpass (wildlife, bicyclists, pedestrians;...
Read the Full Post »

Road ecology blog: Cover on top of multifunctional overpass, Parndorf, Austria

December 21, 2013 - Road ecology blog: Cover on top of multifunctional overpass (farm road and wildlife, about 100 m wide), across A4 motorw...
Read the Full Post »

Road ecology blog: multifunctional overpass, Parndorf, Austria

December 20, 2013 - Road ecology blog: Approach of multifunctional overpass, across A4 motorway, Parndorf, Austria. Approach of multifuncti...
Read the Full Post »

Road ecology blog: Light in underpass for roads without median, Austria

December 19, 2013 - Road ecology blog: Grate in the median (lets some light and water into underpass) at multifunctional underpass under A4...
Read the Full Post »

Road ecology blog: Multifunctional underpass, under A4 motorway, Parndorf, Austria

December 18, 2013 - Road ecology blog: Multifunctional underpass (farm road and wildlife), under A4 motorway, Parndorf, Austria. Click here...
Read the Full Post »

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,...
Read the Full Post »

Road ecology blog: Drainage system at multifunctional underpass, Parndorf, Austria

December 11, 2013 - Road ecology blog: Drainage system for run-off at multifunctional underpass, under A4 motorway, Parndorf, Austria. Run-...
Read the Full Post »

Road ecology blog: Wildlife fence and gate, Parndorf, Austria

December 09, 2013 - Road ecology blog: Wildlife fence and gate at multifunctional underpass, under A4 motorway, Parndorf, Austria Click her...
Read the Full Post »

Road ecology blog: Railroad and farm road at multifunctional underpass, Austria

December 07, 2013 - Road ecology blog: Railroad and farm road at multifunctional underpass, under A4 motorway, Parndorf, Austria. Click her...
Read the Full Post »

Road ecology blog: Berm and cover on multifunctional overpass, Austria

December 05, 2013 - Road ecology blog: Berm and cover on multifunctional overpass, across A4 motorway, Parndorf, Austria. The berm blocks v...
Read the Full Post »

Road ecology blog: Multifunctional underpass, Parndorf, Austria

November 22, 2013 - Road ecology blog: Multifunctional underpass. Farm road, ditch and bike pedestrian pathway and well as a wildlife crossi...
Read the Full Post »

Road ecology blog: Long bridge elevating Tamiami Trail (US Hwy 41), Everglades, Florida, USA

November 18, 2013 - Road ecology blog: Construction of long bridge elevating Tamiami Trail (US Hwy 41), Everglades, Florida, USA. Click her...
Read the Full Post »

Road ecology blog: American badger (Taxidea taxus) killed by a car, Montana, USA

November 12, 2013 - Road ecology blog: American badger (Taxidea taxus) killed by a car, Montana, USA. This is perhaps one of the most grues...
Read the Full Post »

Road ecology blog: Trench to discourage vehicles from leaving the road, Gobi, Mongolia

November 04, 2013 - Road ecology blog: Trench to discourage vehicles from leaving the road, just south of the settlement of Tsagaan khad (Wh...
Read the Full Post »

Road ecology blog: Grass snake roadkill on low volume road on top of overpass, Austria

October 27, 2013 - Road ecology blog: Grass snake (Natrix natrix) roadkill on low volume road on top of multifunctional overpass (wildlife,...
Read the Full Post »

Road ecology blog: Green toad roadkill, near Parndorf, Austria.

October 25, 2013 - Road ecology blog: Green toad (Bufo viridis or Pseudepidalea viridis) roadkill, near Parndorf, Austria. Click here for...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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...
Read the Full Post »

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,...
Read the Full Post »

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,...
Read the Full Post »

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...
Read the Full Post »

Road ecology blog: Virtual cattle guard, Arizona, USA

July 30, 2013 - Road ecology blog: Painted stripes on pavement as a virtual cattle guard, Hwy 89A, east of Jacob Lake, Arizona, USA....
Read the Full Post »

Road ecology blog: Wildlife fence with metal posts, near Payson, Arizona, USA

July 16, 2013 - Road ecology blog: Wildlife fence with metal posts as a barrier for deer (Odocoileus spp.) and elk (Cervus canadensis) a...
Read the Full Post »

Road ecology blog: Double wide cattle guard at access road, Arizona, USA

July 16, 2013 - Road ecology blog: Double wide cattle guard as a barrier for deer (Odocoileus spp.) and elk (Cervus canadensis) at acces...
Read the Full Post »

Road ecology blog: Railroad fence and underpasses along Trans-Mongolian railroad

May 22, 2013 - Road ecology blog: Railroad fence and underpasses along Trans-Mongolian railroad. The Trans-Mongolian railway connects...
Read the Full Post »

Road ecology blog: Wildlife warning sign for Mongolian gazelles, near Choyr, Mongolia

May 01, 2013 - Road ecology blog: Wildlife warning sign for Mongolian gazelles (Procapra gutturosa) along A0101 paralleling Trans-Mongo...
Read the Full Post »

Road ecology blog: modification to wildlife guard at access road

June 12, 2012 - Last month I wrote about wildlife guards with standard bars and modified bridge grate, and I also reported on a modifica...
Read the Full Post »

Road ecology blog: Swing gate for horses and riders adjacent to a wildlife guard

May 08, 2012 - Wildlife guards are typically designed to keep wild ungulates or livestock from getting into or getting out of an area w...
Read the Full Post »

Road ecology blog: Modification for wildlife guards

April 17, 2012 - Wildlife fencing of the correct height and type is generally very effective in keeping large mammals from accessing high...
Read the Full Post »

Archive
January February (6) March April May June July August September October November December
January February March April (9) May (1) June July August September October November December
January February March April May June July August September October November December