Browsing by Author "Oregon. Fish Commission"

The 1951 Alsea River silver salmon tagging program

Morgan, Alfred R.; Cleaver, Fred C. (Frederick Charles), 1916-; Oregon. Fish Commission (Portland, Or. : Fish Commission of Oregon, 1954)

During a tagging operation conducted in 1951 on the Alsea River, 1,142 adult silver salmon were tagged with plastic Petersen-type tags and stainless steel jaw tags. An attempt was made to determine whether tagged fish r ...

1971 Salmon River estuary resource use study

Gaumer, Tom; Demory, Darrell; Osis, Laimons; Oregon. Fish Commission ([Portland] Fish Commission of Oregon. Division of Management and Research, 1973-11)

Age and growth study of Tillamook Bay chum salmon (Oncorhynchus keta)

Henry, Kenneth A.; Oregon. Fish Commission (Portland, Or. : Fish Commission of Oregon, 1954)

Ages were determined for 65 fish from the 1947 run and for 287 fish from the 1949 run. In 1947 the percentage composition by age was as follows: 32.3 percent 3-year-old fish, 66.2 percent 4-year-old fish, and 1.5 percent ...

Age, length and weight studies of three species of Columbia River salmon (Oncorhynchus keta, O. gorbuscha and O. kisutch)

Marr, John C.; Oregon. Fish Commission (Salem, Or. : Department of Research, Fish Commission of the State of Oregon, 1944)

Samples, consisting of scales, length and weight measurements, and sex determinations of chum, pink, and silver salmons, were taken from the commercial catch in the Columbia River in 1914. Five hundred eighteen chum scal ...

Analysis of factors affecting the production of chum salmon (Oncorhynchus keta) in Tillamook Bay

Henry, Kenneth A.; Oregon. Fish Commission (Portland, Or. : Fish Commission of Oregon, 1953-09)

Tillamook Bay chum salmon are caught commercially by gill-nets, both set and drift, and from 1928 through 1949 the landings have averaged 819,689 pounds per season. More chum salmon are caught on Tillamook Bay than on th ...

An application of the control chart method to the analysis of fisheries data

Rich, Willis H. (Willis Horton), 1885-1972; Oregon. Fish Commission ([Salem, Or. : State Printing Dept.], 1943)

In a paper now in press as a Bulletin of the U. S. Fish and Wildlife Services the writer has discussed the downward trend of the catch of Columbia River Chinook salmon since 1920 and has stated that the decline is doubtl ...

The bay clams of Oregon : their economic importance, relative abundance, and general distribution

Marriage, Lowell D.; Oregon. Fish Commission (Portland, Or. : Fish Commission of Oregon, 1954)

An average of approximately 200,000 pounds of bay clams were harvested annually in Oregon for the years 1943-49, inclusive. The commercial harvest of bay clams is composed of the gaper, cockle, and softshell clams. The ...

Biennial report of the Fish Commission of the State of Oregon to the Govenor and the Fortieth Legislative Assembly : 1939

Oregon. Fish Commission; Hoy, M. T.; Rich, Willis H.; Mitchell, Hugh C. (Oregon. Fish Commission, 1938)

Biennial report of the Fish Commission of the State of Oregon to the Governor and the Forty-Eighth Legislative Assembly : 1955

Oregon. Fish Commission (Oregon. Fish Commission, 1955)

Biennial report of the Fish Commission of the State of Oregon to the Governor and the Forty-Fifth Legislative Assembly : 1949

Oregon. Fish Commission (Oregon. Fish Commission, 1949)

Biennial report of the Fish Commission of the State of Oregon to the Governor and the Forty-First Legislative Assembly : 1941

Oregon. Fish Commission; Hoy, M. T.; Rich, Willis H.; Mitchell, Hugh C. (Oregon. Fish Commission, 1941)

Biennial report of the Fish Commission of the State of Oregon to the Governor and the Forty-Fourth Legislative Assembly : 1947

Oregon. Fish Commission (Oregon. Fish Commission, 1947)

Biennial report of the Fish Commission of the State of Oregon to the Governor and the Forty-Ninth Legislative Assembly : 1957

Oregon. Fish Commission (Oregon. Fish Commission, 1957)