Search Results for the EPA National Library Catalog

Items Found: 3

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Your Search: (AUTHOR=Duff AND Donald AND A.)


Select Item Title Year Published
Conservation assessment for inland cutthroat trout : distribution, status, and habitat management implications / 1996
Reconnaissance survey of aquatic fauna in several streams affected by gold dredge mining on the Nez Perce National Forest, Idaho 1972
Techniques for conducting stream habitat survey on national resource land / 1976

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