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Filtering by: Date issued sim 1950 Subject Clam fisheries -- Oregon

Razor Clam Investigation: January, February, March, and April of 1950

Creator:

Oregon. Fish Commission, Twohy, Donald W., and Cordon, Ronald

Abstract:

This progress report contains updates on two phases of the razor clam investigations. The report focuses on length frequency data on the 1949-50 set of young clams, including graphs and figures, but also has a section on the abundance, mortality, and growth of the 1949 year class.

Resource Type:

Technical Report
Observations on horseclams of the 1949-50 set in Yaquina Bay

Creator:

Tollefson, Roger, Marriage, Lowell D., Twahy, Donald, Wilkes, Stanley, Woelke, Charles, and Oregon. Fish Commission

Abstract:

This report contains a series of individual reports within it. The main report continues growth and aging studies on fat gaper clams in Yaquina Bay. This document also includes a report on other Fish Commission activities on the Coast, a summary of razor clam research, the beginning of a survey...

Resource Type:

Technical Report
Observations on horseclams of the 1949 set

Creator:

Oregon. Fish Commission

Abstract:

An excellent opportunity was afforded to observe growth of horseclams of the one-year-plus class when it was discovered April 7, 1950, that a newly formed mud flat in Yaquina Bay, formed September and October 1948 by fill from dredging operations, had thousands of young horseclams embedded in it.” (p.1) Growth...

Resource Type:

Technical Report