An average of approximately 200,000 pounds of bay clams were harvested annually in Oregon for the years 1943-49, inclusive. The commercial harvest of bay clams is composed of the gaper, cockle, and softshell clams. The recreational, or noncommercial, harvest of bay clams is composed mainly of the gaper, cockle, softshell,...
This report contains the results of standardized screening for the 1952 year-class of young razor clams. It also contains data regarding the age composition of the catch, a description of the marking program for 1952, and an analysis of recoveries by both sport and commercial fisheries.
This bulletin provides a brief description of 8 different clams most commonly harvested in Oregon, delineating average depth and distribution as well as common harvesting techniques for each clam. The bulletin also describes the bays and rivers affected by tidal action, and their clam beds.
This document contains a discussion by the biological staff of the proposed regulations for the July 13 Fish Commission hearing, and examines potential effects of allowing the use of Razor Clams as crab bait.
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.
Personal-use razor clam diggers were sampled on alternate minus tides from April to September. The number of diggers and the number and age composition of clams dug were noted. Wastage was sampled each tide series.
Razor clams are found in isolated areas all along the Oregon coast. However, 90% of the harvest takes place on the Clatsop Countty beaches. Along the rest of the coast, digging is sporadic and of minor importance. This report summarizes the data for 1967 for several beaches south of Seaside....
Progress Report Number 38 covers the activities of Shellfish Investigation during the period April 1, 1966,through March 31, 19670 The activ-lties covered are those that are financed by state general fwid monies. Federally financed activities are covered in quarterly and annual rep arts of each such program. These and ot,her...
This report explains razor clam wastage and talks about how to control it. Along with giving a definition, it also discusses enforcement of shellfish regulations and gives recommendations on addressing the issue.
The OFC staff had been investigating razor clam stocks in Oregon since 1949, and this report outlines their findings up to 1964. It gives the number of razor clams harvested as well as the number of diggers, and the age composition of those clams harvested. Finally, it discusses the increase...