Spawning coho, chinook, and chum salmon are annually surveyed in coastal streams by Department of Fish and Wildlife personnel. Annual peak counts of spawning salmon provide data for computing an index of coastal escapement which is plotted each year to chart spawning salmon trends over a period of years. This...
Razor clam catches from Clatsop beaches were sampled regularly from March through September and periodically the rest of the year. Diggers were interviewed for number and age composition of the clams harvested and the distribution and number of diggers. Data from beaches south of Tillamook Head were collected as time...
Spawning fall Chinook and coho salmon were counted. Statistics give historic counts. Less area was surveyed in 1975, and methods of data analysis were re-evaluated.
Describes private Chinook, chum and coho hatcheries in Oregon. Includes map, b+w photographs, statistics. "This review of developments in Oregon's private salmon industry includes information on experimental development, progress of private permit holders, and current regulations governing private salmon hatchery operations in Oregon. A brief review of Oregon State University's...
An innovative attempt to fish for crabs with helicopters in early 1977 upset some traditional crab fishers, who "claimed that prolonged flight at high speeds would cause delayed mortalities in crabs that were returned to the water. A study was done November 3-December 1 to provide insight into that claim....
The Nehalem and North Fork Nehalem rivers are the major tributaries of Nehalem Bay, an estuary on Oregon's north coast (Fig 1). The winter steelhead (Salmo gairdneri) and related fisheries of both streams have been the object of a study which began in 1972. Some data from creel surveys were...
The Umpqua River estuary was seined and gilinetted during the summer of 1972 to estimate the composition and distribution of fishes. The number of species collected at most sites averaged from four to six per seine haul and was relatively constant throughout the estuary. The number of fish
collected per...