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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:: 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:: 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
Full Text:: contrast to northern California and the rest of the Pacific coast the Dungeness crab fishery in central

Creator:: Stewart, Nelson E. and Oregon Fish Commission
Abstract:: "Prepared for the State/Federal Dungeness Crab Management Program. June 1974." "Presented here is a summary of the existing data on Dungeness crab sport fishing in Washington, Oregon, and California excluding Puget Sound, Washington." (From the Introduction)
Resource Type:: Technical Report
Full Text:: THE DUNGENESS CRAB SPORT FISHERY IN WASHINGTON, OREGON, AND

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:: 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
Full Text:: Management Program is to evaluate crab mortality caused by certain fishery practices and to develop methods

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
Full Text:: DISCUSSION ON CRAB NORTALITY ASSOCIATED WITH CERTAIN FISHERY

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