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....
"COMPLETION REPORT: July 1, 1970 to June 30, 1973" Work included laboratory and field studies of Manila littleneck clams. The work also included spawning experiments on red abalone, and monitoring of test plots of abalone.
"Laboratory studies during the 1971-72 project year consisted primarily of developing mass culture and planting techniques for Manila littleneck clams (Venerupis semidecussata). Field studies continued utilizing laboratory-reared juvenile Manilas... Adult red abalone (Haliotis rufescens) were obtained from California for spawning. Experiments were initiated for culturing diatoms in the laboratory as...
This report summarizes the results of our bay clam studies in 1982. Activities summarized include the recreational clam fishery, commercial clam fishery, hatchery stock enhancement studies, natural recruitment studies, and miscellaneous other project.
This report summarizes the results of our bay clam studies in 1983. Activities summarized include monitoring of the recreational and commercial clam fisheries, hatchery stock enhancement studies, natural recruitment studies, and miscellaneous other projects.
Razor clams from Clatsop Beach (Tillamook Head to Columbia River) were sampled regularly from March through September and periodically the rest of the year. Sport and commercial diggers were interviewed to obtain data on number, age composition of clams dug and harvest area. Data from other beaches south of Tillamook...
This report summarizes the results of our bay clam studies in 1984. Activities summarized include monitoring of the recreational and commercial clam fisheries, hatchery stock enhancement studies, natural recruitment studies, and miscellaneous other projects.
Razor clams from Clatsop Beach (Tillamook Head to Columbia River) were sampled regularly from March through September and periodically the rest of the year. Sport and commercial diggers were interviewed to obtain data on number, age composition of clams dug and harvest area. Data from other beaches south of Tillamook...
This report summarizes the results of our bay clam studies in 1985. Activities summarized include monitoring of the recreational and commercial clam fisheries, hatchery stock enhancement studies, natural recruitment studies, and miscellaneous other projects.
Razor clams from Clatsop Beach (Tillamook Head to the Columbia River) were sampled regularly from March through September and periodically the remainder of the year. Sport and commercial diggers were interviewed to obtain data on number, age composition of clams dug, and harvest area. Data from other beaches south of...