"Completion report : July 1, 1973 to June 30, 1976." "Clam surveys have been conducted in Oregon's estuaries since 1973. During this project period primary objectives were (1) to locate suitable intertidal and subtidal clam planting sites and to determine the feasibility of planting laboratory spawned clams; (2) to determine...
“This report summarizes project progress in FY 1976 on the first phase of a survey on the continental shelf and upper continental slope off the coast of Washington. The second and final phase is a replicate survey scheduled for FY 1977. Objectives of the survey were to obtain estimates of...
Groundfish surveys off Oregon were conducted over a four year period (1971-74)
between the Columbia River and Cape Blanco. Primary purpose of the surveys was to obtain estimates of biomass of important groundfish occupying the continental shelf and upper continental slope.
Survey design was based on a 5 x 5...
Rockfish (family Scorpanidae) are an important segment of Oregon trawl landings. Two distinct fisheries commonly produce nineteen species with 5 others rarely seen. A description of catch and catch per unit effort in the Pacific ocean perch and "other rockfish" fisheries is provided. Also reported are species composition of sampled...
This report summarizes information obtained from groundfish surveys conducted by the Oregon Department of Fish and Wildlife from 1971 through 1974. The program was a comprehensive marine resource survey of the continental shelf and upper continental slope off Oregon between the Columbia River and Cape Blanco. Major goals were: (1)...
Much information biologists need to do their job comes from fishermen's logbooks. These logbook data are confidential by law. No single log record, or single skipper's log information can be made available to anyone else. What use is made of these log records, and why are they useful is a...
The Pacific sanddab has been a minor contributor to trawl fisheries off the United States and Canada. Its market potential has never been fully utilized off Oregon, even though such potential was first recognized in 1914. In 1914 the Federal research vessel Albatross caught sanddabs with a beam trawl off...
The rex sole has been an important flatfish in Oregon's trawl fishery since its beginning in the 1930's. This fish is easily recognized by its characteristic long pectoral (chest) fin on the eyed side of the body.
Oregon landings of rex sole have gradually increased over the years. Initially rex...