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Methods of supplementing clam and abalone production. Completion report July 1, 1973 to June 30, 1976

Creator:: Gaumer, Thomas F. and Oregon. Department of Fish and Wildlife
Abstract:: "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...
Resource Type:: Technical Report
Full Text:: determine the potential for a subtidal clam fishery in Oregon; (3) to develop techniques for spawning and

Methods of supplementing clam and abalone production. Annual report July 1, 1974 to June 30, 1975

Creator:: Gaumer, Thomas F., Lukas, Gerald, and Fish Commission of Oregon. Division of Management and Research
Abstract:: "The principal objectives of this study were: (1) to locate suitable intertidal and subtidal clam planting sites and to determine the feasibility of planting laboratory spawned clams, (2) to map locations of bay clams having commercial harvesting potential, (3) to develop techniques for spawning and rearing native species of clams...
Resource Type:: Technical Report
Full Text:: rufescens along the Oregon coast CLAM PLANTING SITES During the year, clam surveys were conducted on Alsea

Clam-Abalone Stock Supplementation Feasibility Study annual report

Creator:: Lukas, Gerald, Gaumer, Thomas F., Oregon. Fish Commission, and United States. National Marine Fisheries Service
Abstract:: "The objectives of this study were to locate suitable intertidal and subtidal clam planting sites and to determine the feasibility of planting laboratory spawned clams. Criteria used to determine the suitability of potential clam planting sites included: an evaluation of species of clams indigenous to the survey area and the...
Resource Type:: Technical Report
Full Text:: butter clam growth rates in Oregon to compare with the data on the clams planted near the breakwater

Oregon bay clam distribution, abundance, planting sites and effects of harvest, annual report, 1978/1979

Creator:: Gaumer, Thomas F., Robart, Gregory P., Geiger, Anne, and Oregon. Department of Fish and Wildlife
Abstract:: "We continued our studies of the distribution of bay clams in Oregon's estuaries, Maps showing the distribution of clams and vegetation type in Umpqua and Coos bays are presented. . . We continued to monitor the growth of laboratory produced clams planted in Netarts and Yaquina bays." (from the Abstract)...
Resource Type:: Technical Report
Full Text:: . . . . . . . . . 18 2 Gaper Clam Distribution, Umpqua Bay, Oregon, .1979. . . .. . . 19 3 Cockle, Littleneck and

Oregon bay clam distribution, abundance, planting sites and effects of harvest, annual report, 1977/1978

Creator:: Gaumer, Thomas F., Robart, Gregory P., Geiger, Anne, and Oregon. Department of Fish and Wildlife
Abstract:: "Studies were continued on the distribution and abundance of bay clams in Oregon's estuaries. Maps showing distribution of clams, substrate type and vegetation type in Tillamook, Netarts and Salmon River estuaries are presented." (from the Abstract) The authors also report on experimental clam releases to supplement natural stocks, commercial clam...
Resource Type:: Technical Report
Full Text:: Commercial Clam Harvesting Sub-Sections of Yaquina Bay, Oregon, 1977. 95% Confidence Sub-Section ilo

Oregon bay clam distribution, abundance, planting sites and effects of harvest, annual report

Creator:: Gaumer, Thomas F. and Oregon. Department of Fish and Wildlife
Resource Type:: Technical Report
Full Text:: supporting a commercial clam fishery. Twenty-four dredge samples were collected from the 18.4 acre (7.4 ha

Commercial clam development annual report

Creator:: Gaumer, Thomas F., Robart, Gregory P., and Oregon. Department of Fish and Wildlife
Abstract:: "October 1, 1979 to September 30, 1980." "We continued our studies on the clam resources in Oregon's estuaries. Our objectives were: (1) to monitor the commercial harvest of subtidal clams in Yaquina and Coos bays and evaluate the effects of mechanical harvest on subtidal clam populations and habitat; (2) to...
Resource Type:: Technical Report
Full Text:: , Oregon, 1990 : 12 Survival of Gaper Clam Set, lglg year Class, Area 2, plot C, Yaqu inaBay . . . o

Commercial clam production : annual report

Creator:: Gaumer, Thomas F., Starr, Richard M., and Oregon. Department of Fish and Wildlife
Abstract:: "Annual report : October 1, 1980 to September 30, 1981" "During the year we continued our studies on the clam resources in Oregon's estuaries. Our objectives were: to collect data for developing a scientifically sound clam management database and to refine techniques for assessing the potential for a commercial clam...
Resource Type:: Technical Report
Full Text:: Pounds of Clams Mechanically Harvested in Experimental Fishery, Yaquina Bay, Oregon, 1975-81

Commercial clam production

Creator:: Gaumer, Thomas F., Starr, Richard M., and Oregon. Department of Fish and Wildlife
Abstract:: "Completion report : October 1, 1979 to December 31, 1981" "We completed Our assessment of commercial clam harvest potential in Tillamook, Yaquina and Coos bays. All three bays contained commercial quantities of clams. Detailed studies in Yaquina Bay in 1981 revealed a biomass estimate of 2.6 million pounds (1,179.1 mt)...
Resource Type:: Technical Report
Full Text:: commercial clam fishery in several of Oregon's estuaries and in offshore locations along the southern Oregon

Status of bay clams in Oregon, 1975-88

Creator:: Gaumer, Thomas F., McCrae, Jean, and Oregon. Dept. of Fish and Wildlife. Marine Region
Abstract:: Study of recreational and commercial clam fisheries in Oregon. Good historical summary (1947-1974), statistics.
Resource Type:: Technical Report
Full Text:: -74). Results of this survey revealed the recreational clam fishery in Oregon was an important

ScholarsArchive@OSU

Methods of supplementing clam and abalone production. Completion report July 1, 1973 to June 30, 1976

Methods of supplementing clam and abalone production. Annual report July 1, 1974 to June 30, 1975

Clam-Abalone Stock Supplementation Feasibility Study annual report

Oregon bay clam distribution, abundance, planting sites and effects of harvest, annual report, 1978/1979

Oregon bay clam distribution, abundance, planting sites and effects of harvest, annual report, 1977/1978

Oregon bay clam distribution, abundance, planting sites and effects of harvest, annual report

Commercial clam development annual report

Commercial clam production : annual report

Commercial clam production

Status of bay clams in Oregon, 1975-88

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