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Watershed and fish habitat degradation : oversight hearing before the the Subcommittee on National Parks, Forests, and Public Lands of the Committee on Natural Resources, House of Representatives, One Hundred Third Congress, first session, on watershed and fish habitat degradation on public lands and national forests in the Pacific Northwest, hearing held in Washington, DC, March 11, 1993 — Illustration, Page 124
Biological diversity conservation↗
Watershed and fish habitat degradation : oversight hearing before the the Subcommittee on National Parks, Forests, and Public Lands of the Committee on Natural Resources, House of Representatives, One Hundred Third Congress, first session, on watershed and fish habitat degradation on public lands and national forests in the Pacific Northwest, hearing held in Washington, DC, March 11, 1993 — Illustration, Page 130
Biological diversity conservation↗
Watershed and fish habitat degradation : oversight hearing before the the Subcommittee on National Parks, Forests, and Public Lands of the Committee on Natural Resources, House of Representatives, One Hundred Third Congress, first session, on watershed and fish habitat degradation on public lands and national forests in the Pacific Northwest, hearing held in Washington, DC, March 11, 1993 — Illustration, Page 131
Biological diversity conservation↗
Watershed management and fish hatchery practices in the Pacific Northwest : hearing before the the Subcommittee on Environment and Natural Resources of the Committee on Merchant Marine and Fisheries, House of Representatives, One Hundred Third Congress, first session ... March 9, 1993 — Illustration, BHL page 16605456
Conservation↗
Watershed management and fish hatchery practices in the Pacific Northwest : hearing before the the Subcommittee on Environment and Natural Resources of the Committee on Merchant Marine and Fisheries, House of Representatives, One Hundred Third Congress, first session ... March 9, 1993 — Illustration, Page 290
Conservation↗
The World's biggest fish story : the Columbia River's salmon — Illustration, Page 15
Effect of habitat modification on↗
The World's biggest fish story : the Columbia River's salmon — Illustration, Page 14
Effect of habitat modification on↗
The World's biggest fish story : the Columbia River's salmon — Illustration, Page 11
Effect of habitat modification on↗