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Filtering by: Alternative title ssim Special publication 20 Decade 1930-1939 Non-Academic Affiliation Oregon Explorer

Local populations and migration in relation to the conservation of Pacific salmon in the Western States and Alaska

Creator:

Rich, Willis H. (Willis Horton), 1885-1972

Abstract:

1. A rational conservation program for such migratory fishes as the salmon must be based on a knowledge of (a) whether or not the species consists of local, self-perpetuating populations and (b) the nature and extent of the oceanic migrations. 2. The conservation of a species that is broken up...

Resource Type:

Technical Report

Full Text:

", Publication No. 8 of the American Association for the Advancement of Science, Science Press, Lancaster, Pa
A study of commercial fishing operations on the Columbia river

Creator:

Oregon State Planning Board

Resource Type:

Technical Report

Full Text:

. . 64 20 Average Annual Catch of Each Salmon Species in Per Cent of Total Catch 1928-1934, Incl. and
Keys to the fishes of Washington, Oregon and closely adjoining regions

Creator:

Schultz, Leonard P. (Leonard Peter), 1901-

Resource Type:

Book

Full Text:

Coregonidae 21 139 Rhamphocottidae 69 182 Coryphaenoididae 38 154 Cottidae 68 172 Salmonidae 20 133