Wildlife and Roads

A resource for mitigating the effects of roads on wildlife using wildlife crossings such as overpasses, underpasses, and crosswalks.

This resource can be used to address the issues associated with wildlife corridors, habitat fragmentation, wildlife-vehicle collisions involving deer, elk, moose, bighorn sheep, carnivores, amphibians and reptiles, and small mammals, and other animals, and other road ecology issues.

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12 total listings found for Washington.

Literature Listings (3)

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Author, Year		Full Reference
Singleton, P., Gaines, W., Lehmkul, J., 2002		Singleton, P, W. Gaines, and J. Lehmkuhl. 2002. Landscape permeability for Large Carnivores in Washington: A Geographic Information /system Weighted-Distance and Least-Cost Corridor Assessment. USDA Research Paper PNW-RP-549. Pacific Northwest Research Station, U.S. Forest Service.
Bates, Ken, 2003		Bates, K. 2003. Design of Road Culverts for Fish Passage. Washington Department of Fish and Wildlife, Olympia, WA.
Gaines, W.L., A.L. Lyons, J.F. Lehmkuhl, and K.J. Raedeke, 2005		Gaines, W.L., A.L. Lyons, J.F. Lehmkuhl, and K.J. Raedeke. 2005. Landscape evaluation of female black bear habitat effectiveness and capability in the North Cascades, Washington. Biological Conservation 125: 411-425

Structure Listings (2)

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State	Project Name	Year Completed	Crossing Type	Target Species
WA	I-90 archways	Pre 1990	UP	Deer and Elk
WA	I-90 Elk Fencing	Pre 1990	FE	Elk

Website Listings (7)

(please report broken links here)

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Washington Dept. of Fish and Wildlife Fish Passage Assistance Page

Washington Natural Resources Information Portal with Links to Agencies

Article 2005 on Potential I-90 Wildlife Crossings

Article Editorial on Snoqualmie Pass Wildlife Crossings

Article on Snoqualmie Pass Project 2006

Article on Snoqualmie Pass Project 2006

Washington's I-90 Bridges Coalition