Index Catalog // ScholarsArchive@OSU

Dams and the problem of migratory fishes : a symposium presented before a joint meeting of the American Society of Ichthyologists and Herpetologists, Western Division, and the Western Society of Naturalists, held at Stanford University on June 29, 1939...

Creator:: American Society of Ichthyologists and Herpetologists, Rich, Willis H. (Willis Horton), 1885-1972, Holmes, Harlan B., 1898-1975, Chapman, Wilbert McLeod, 1910-1970, Hanson, Harry A., Taft, Alan C., and Sumner, Francis Bertody, 1874-1945
Abstract:: A symposium presented before a joint meeting of the American Society of Ichthyologists and Herpetologists and the Western Society of Naturalists at Stanford University on June 29, 1939, and published as a special issue of the Stanford Ichthyological Bulletin through the cooperation of the Fish Commission of the State of...
Resource Type:: Technical Report
Full Text:: presented before a joint meeting of the American Society of Ichthyologists and Herpetologists and the

The present state of the Columbia River salmon resources

Creator:: Rich, Willis H. (Willis Horton), 1885-1972 and Oregon. Fish Commission. Research Department
Abstract:: The salmon of the Columbia River have supported an intensive fishery for over seventy years but are now showing unmistakable signs of depletion, and various factors are contributing to the rapid progress of this condition. Five species of fish enter into the commercial fishery on the Columbia River itself. These...
Resource Type:: Technical Report
Full Text:: (Reprinted from Proceedings of the Sixth Pacific Science Congress, University of California Press, Berkeley

Contribution to the biology of the albacore (Germo alalunga) of the Oregon coast and other parts of the North Pacific

Creator:: Brock, Vernon E. and Oregon. Fish Commission
Abstract:: The temperate water fisheries for albacore in the North Pacific seem to exploit somewhat similar segments of the respective populations present in the various localities. It is clear that in most of the exploited populations two or at most three year classes are highly dominant. In the California fishery from...
Resource Type:: Technical Report

Oregon Wildlife; Vol. 40 No. 1 (January-February 1985)

Creator:: Oregon. Department of Fish and Wildlife
Resource Type:: Journal
Full Text:: dramatic changes in the appearance of many streams. For more on mining, see page 12. Photo by Al Smith

Greater Sage-grouse conservation assessment and strategy for Oregon: A plan to maintain and enhance populations and habitat

Creator:: Hagen, Christian
Abstract:: Greater sage-grouse (Centrocercus urophasianus) were once found in most grassland and sagebrush (Artemisia spp.) habitats east of the Cascades in Oregon. European settlement and conversion of sagebrush steppe into agricultural production led to extirpation of the species in the Columbia Basin by the early part of the 1900s, but sagebrush...
Resource Type:: Technical Report
Full Text:: other sagebrush-steppe species. Oregon greater sage-grouse are important to the North American

Oregon Wildlife; Vol. 46 No. 5 (September-October 1990)

Creator:: Oregon. Department of Fish and Wildlife
Resource Type:: Journal
Full Text:: the Director ............ 2 Update ...................... 3 Heap Leach Mining ......... Pat Wray 4

Characterizing the Spread and Consequences of Mycoplasma ovipneumoniae on Bighorn Sheep (Ovis canadensis) in the Northern Basin and Range Ecosystem

Creator:: Spaan, Robert S.
Abstract:: North American bighorn sheep (Ovis canadensis) have experienced significant declines and population extirpations due to novel pathogens such as Mycoplasma ovipneumoniae. This disease continues to limit the population restoration of bighorn sheep. Therefore, understanding the demographic consequences of pathogen presence and the risk of contact between bighorn populations and potential...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Clinton Wakefield Epps North American bighorn sheep (Ovis canadensis) have experienced

Oregon Wildlife; Vol. 30 No. 10 (October 1975)

Creator:: Oregon. Department of Fish and Wildlife
Resource Type:: Journal
Full Text:: . Additionally, Congress was urged to enact legislation to provide an organic act for the U.S. Bureau of Land

The effects of stream alterations on salmon and trout habitat in Oregon

Creator:: Bottom, Daniel L., Howell, P. J., Rogers, J. D., and Oregon. Department of Fish and Wildlife
Resource Type:: Technical Report
Full Text:: flood pla In 1972 Congress passed amendments 92-500) that established a national go pollutants by 1985

Oregon Wildlife; Vol. 31 No. 6 (June 1976)

Creator:: Oregon. Department of Fish and Wildlife
Resource Type:: Journal
Full Text:: is a member of the American Fisheries Society, American Institute of Fishery Research Biologists

ScholarsArchive@OSU

Dams and the problem of migratory fishes : a symposium presented before a joint meeting of the American Society of Ichthyologists and Herpetologists, Western Division, and the Western Society of Naturalists, held at Stanford University on June 29, 1939...

The present state of the Columbia River salmon resources

Contribution to the biology of the albacore (Germo alalunga) of the Oregon coast and other parts of the North Pacific

Oregon Wildlife; Vol. 40 No. 1 (January-February 1985)

Greater Sage-grouse conservation assessment and strategy for Oregon: A plan to maintain and enhance populations and habitat

Oregon Wildlife; Vol. 46 No. 5 (September-October 1990)

Characterizing the Spread and Consequences of Mycoplasma ovipneumoniae on Bighorn Sheep (Ovis canadensis) in the Northern Basin and Range Ecosystem

Oregon Wildlife; Vol. 30 No. 10 (October 1975)

The effects of stream alterations on salmon and trout habitat in Oregon

Oregon Wildlife; Vol. 31 No. 6 (June 1976)

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