Conference Papers

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January 1, 1973

Discussion (Chapter on reproductive endocrinology: The hypothalamo-hypophysial axis)

No abstract available.

Authors

Charles W. Dane

Ecosystems Mission Area, Northern Prairie Wildlife Research Center

January 1, 1973

Epizootiology of infectious hematopoietic necrosis virus in salmonids

No abstract available

Authors

D.F. Amend, W. T. Yasutake, J. L. Fryer, K.S. Pilcher, W.H. Wingfield

Ecosystems Mission Area, Western Fisheries Research Center

January 1, 1973

Federal Great Lakes fishery research objectives, priorities, and projects

Fishery productivity of the Great Lakes has declined drastically since settlement of the area. Premium quality fishes of the Great Lakes such as whitefish, lake trout, and walleyes have been replaced by less desired species. This change is attributed to selective overfishing, pollution, and the extreme instability of fish populations. Sea lamprey predation is still a vexing problem but progress is

Authors

Howard D. Tait

Ecosystems Mission Area, Great Lakes Science Center

January 1, 1973

The role of the Bureau of Sport Fisheries and Wildlife in the Great Lakes

Ecological blunders of man, such as timber exploitation, draining of wetlands, construction of canals and dams, and pollution have been mainly responsible for serious environmental degradation and catastrophic losses of fish and wildlife values in the Great Lakes Basin. Consequently, the major emphasis of the Bureau of Sport Fisheries and Wildlife must be on the protection and enhancement of the G

Authors

F. Eugene Hester

Ecosystems Mission Area, Great Lakes Science Center

January 1, 1973