Index Catalog // ScholarsArchive@OSU

Creator:: Collinsworth, Don W., Silverthorne, G. Wesley, and Stewart, Nelson E.
Abstract:: California, Oregon and Washington, in cooperation with the National Marine Fisheries Service and the Pacific Marine Fisheries Commission, have initiated a coastwide Dungeness Crab Management Program. The primary objective of the program is to develop economic and biological information essential in supporting management decisions leading toward better management of the...
Resource Type:: Technical Report

Creator:: Stewart, Nelson E.
Abstract:: In 1973 Oregon entered into a cooperative State/Federal Dungeness Crab Management Program with the states of Washington and California, the National Marine Fisheries Service, and the Pacific Marine Fisheries Commission. A study team consisting of two economists and a biologist was hired to review the Dungeness crab fishery and management...
Resource Type:: Technical Report

Creator:: Snow, C. Dale, Stewart, Nelson E., Demory, Darrell, DeBen, Waldemar, and Oregon. Fish Commission
Abstract:: This progress report covers the two-year period of April 1962-March 1964 in an attempt to make the reports current. In it, you can find analysis of softshell clam populations in multiple bays, including Siuslaw, Nehalem, and Tillamook. This report includes counts for personal-use clam diggers, as well as clam digging...
Resource Type:: Technical Report

Creator:: Snow, C. Dale, Stewart, Nelson E., Dahlstrom, Walter, Tegelberg, Herb, and Dungeness Crab Scientific Committee. Sub-Committee on Crab Condition Studies
Abstract:: “Prepared for the State/Federal Dungeness Crab Management Program.” Crabs molt every year. After they molt, their shells are soft and are not filled out with meat. It takes weeks for the crabs to fill out. The problem for fishery managers is that the timing of the crab molt varies from...
Resource Type:: Technical Report

Creator:: Borgerson, Lisa A., Stewart, Nelson E., Jones, Kim K., Mamoyac, Steven R., and Oregon. Department of Fish and Wildlife
Abstract:: "The Fish Management Policy of the Oregon Department of Fish and Wildlife (ODFW) directs that management plans will be prepared for each basin or management unit for the purpose of recording ongoing management and guiding future management of fish and shellfish and their habitat...The Yaquina Plan identifies objectives and activities...
Resource Type:: Technical Report

Creator:: Stewart, Nelson E., Oregon. Fish Commission, and State/Federal Dungeness Crab Management Program
Abstract:: "Prepared for the State/Federal Dungeness Crab Management Program. May 1974." "One of the initial objectives of the State/Federal Dungeness Crab Management Program is to evaluate crab mortality caused by certain fishery practices. The areas of most concern include mortality caused by trawling, handling of softshell and sublegal crabs, lost pots...
Resource Type:: Technical Report

Creator:: Stewart, Nelson E., DeBen, Waldemar A., and Oregon. Fish Commission. Shellfish Investigations
Abstract:: This is a report of an investigation of possible damage to shellfish in the Siuslaw River estuary following the tsunami of March 27, 1964. Investigators did find some damage to clam beds, "However, the damage was not extensive and was limited primarily to the area around runoff channels." Includes map...
Resource Type:: Technical Report

Creator:: Silverthorne, Wesley, Stewart, Nelson E., and Oregon. Fish Commission
Abstract:: "For State/Federal Dungeness Crab Management Program" (title page) "Surplus yield models, mark-recapture data, and length-frequency data have been used to determine how the annual catch of Dungeness crab in Washington, Oregon, northern California, and central California will react as fishing effort varies. Yield curves were estimated for Washington and Oregon...
Resource Type:: Technical Report

Creator:: Stewart, Nelson E. and Oregon Fish Commission
Abstract:: This is a literature review summarizing what was known about the movements of Dungeness crabs on the West Coast. "Presented here is a summary of the available information dealing with Dungeness crab movements in waters off British Columbia, Washington, Oregon, and California." (from the Introduction) "Prepared for the State/Federal Dungeness...
Resource Type:: Technical Report

Creator:: Stewart, Nelson E. and Oregon Fish Commission
Abstract:: "Prepared for the State/Federal Dungeness Crab Management Program, Policy Committee Meeting, April 1974." "At the present time most traps used in the Dungeness crab fishery have at least one escape port for the purpose of allowing small crabs to escape. The problem is that there is considerable variation in the...
Resource Type:: Technical Report

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