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Filtering by: Subject Chum salmon -- Diseases Creator Henry, Kenneth A.

Age and growth study of Tillamook Bay chum salmon (Oncorhynchus keta)

Creator:

Henry, Kenneth A. and Oregon. Fish Commission

Abstract:

Ages were determined for 65 fish from the 1947 run and for 287 fish from the 1949 run. In 1947 the percentage composition by age was as follows: 32.3 percent 3-year-old fish, 66.2 percent 4-year-old fish, and 1.5 percent 5-year-old fish. An approximate 95 percent confidence interval for the true...

Resource Type:

Technical Report

Full Text:

Age and Growth Study of Tillamook Bag Chum Salmon (Oncorhynchus
Analysis of factors affecting the production of chum salmon (Oncorhynchus keta) in Tillamook Bay

Creator:

Henry, Kenneth A. and Oregon. Fish Commission

Abstract:

Tillamook Bay chum salmon are caught commercially by gill-nets, both set and drift, and from 1928 through 1949 the landings have averaged 819,689 pounds per season. More chum salmon are caught on Tillamook Bay than on the rest of the Oregon coastal rivers combined. These fish enter the ocean only...

Resource Type:

Technical Report

Full Text:

Analysis of factors Affecting the Production of Chum Salmon