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Filtering by: Creator Willis, Dana C. Creator Morgan, Alfred R. Non-Academic Affiliation Oregon Explorer

The 1951 Alsea River silver salmon tagging program

Creator:

Morgan, Alfred R., Cleaver, Fred C. (Frederick Charles), 1916-, and Oregon. Fish Commission

Abstract:

During a tagging operation conducted in 1951 on the Alsea River, 1,142 adult silver salmon were tagged with plastic Petersen-type tags and stainless steel jaw tags. An attempt was made to determine whether tagged fish released in different apparent conditions suffered differential mortalities. Under the hypothesis that the recovery of...

Resource Type:

Technical Report

Full Text:

. Morgan and F. C. Cleaver c taborato traiversity FISH COMMISSION OF OREGON Portland, Oregon
Oregon coastal salmon and steelhead tagging programs

Creator:

Henry, Kenneth A. and Morgan, Alfred R.

Abstract:

Part I. To aid in the management of the Tillamook Bay commercial salmon fishery, a tagging program was conducted on the salmon and steelhead trout runs in 1953. General migration behavior, the minimum length of time the fish remained in the fishery, population sizes, and fishing mortalities were determined from...

Resource Type:

Technical Report

Full Text:

Thomas E. Kruse Alfred R. Morgan Earl F. Pulford Sigurd J. Westrheim Raymond A. Willis Anthony
Striped bass studies on Coos Bay, Oregon in 1949 and 1950

Creator:

Morgan, Alfred R., Gerlach, Arthur R., Oregon. Fish Commission, and Oregon. State Game Commission

Abstract:

1. There is no evidence of a decline in the striped bass population of Coos Bay. 2. The striped bass, a species introduced to the West Coast of North America, has been important as a recreational and commercial fish in Coos Bay since the late 1920s. The catch has ranged...

Resource Type:

Technical Report

Full Text:

. C. G. Moody and R. E. Noble of the Game Commission and Messrs. R. L. Rulifson and C. R. Reerink of