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A summary of investigations of the use of hatchery-reared steelhead in the management of a sport fishery

Creator:: Wagner, Harry H. and Oregon State Game Commission
Abstract:: This document contains a result of a study to determine the role of hatchery-reared winter steelhead in steelhead fisheries. The study examines the contribution of these salmon ‘with respect to’ angling intensity, number of fish stocked, contribution of native stocks, and several other factors. It also investigates survival of hatchery-reared...
Resource Type:: Technical Report
Full Text:: Wilson and Sandy rivers in April. The fishe~ on the Alsea River i s sampled from the Sand Hole just

Salmon fisheries of the coastal rivers of Oregon south of the Columbia

Creator:: Gharrett, John T., Hodges, John I., and Oregon. Fish Commission
Abstract:: In spite of the progressive restrictions of the commercial river fishery during the past fifty years, the trend of the salmon populations of the coastal rivers has been downward. It is almost impossible to isolate and analyze separately the causes of this decline, and any attempt to saddle one factor...
Resource Type:: Technical Report
Full Text:: THE COLUMBIA JOHN T. GHARRE1T AND JOHN I. HODGES OREGON FISH COMMISSION PORTLAND, OREGON

Siletz River summer steelhead study

Creator:: Weber, Walter G., Fortune, John D., Jr, and Oregon. Wildlife Commission
Abstract:: "The Siletz River ... is the only short coastal stream in Oregon inhabited by a run of what are generally thought to be native summer steelhead. Hatchery-reared progeny from Siletz River stock have been released into and have become established in two other Oregon coastal streams, the Nestucca and Wilson...
Resource Type:: Technical Report
Full Text:: GAME COMMISSION OREGON STATE GAME COMMISSION P. 0. BOX 3503 PORTLAND, OREGON 97208 S I LE TZ RIVER

Characterizing the Spread and Consequences of Mycoplasma ovipneumoniae on Bighorn Sheep (Ovis canadensis) in the Northern Basin and Range Ecosystem

Creator:: Spaan, Robert S.
Abstract:: North American bighorn sheep (Ovis canadensis) have experienced significant declines and population extirpations due to novel pathogens such as Mycoplasma ovipneumoniae. This disease continues to limit the population restoration of bighorn sheep. Therefore, understanding the demographic consequences of pathogen presence and the risk of contact between bighorn populations and potential...
Resource Type:: Dissertation
Full Text:: northern Nevada. I carried out four interdisciplinary studies involving extensive fieldwork

Oregon coastal salmon and steelhead tagging programs

Creator:: Henry, Kenneth A. and Morgan, Alfred R.
Abstract:: Part I. To aid in the management of the Tillamook Bay commercial salmon fishery, a tagging program was conducted on the salmon and steelhead trout runs in 1953. General migration behavior, the minimum length of time the fish remained in the fishery, population sizes, and fishing mortalities were determined from...
Resource Type:: Technical Report
Full Text:: I. Tillamook Bay, 1953 Kenneth A. Henry Part U. Siletz River, 1954 Alfred R. Morgan FISH

Summary of tagged crab releases

Creator:: Oregon. Fish Commission. Research Division
Abstract:: The Fish Commission of Oregon was tagging Dungeness crabs in the late 1940s and early 1950s to see how far the crabs moved between moltings. This document gives data on crab tags retrieved between November 21, 1947 and February 21, 1950. Some crabs were indeed wanderers: crabs released in the...
Resource Type:: Technical Report
Full Text:: Vfae dfJclned. adYh&ble to make Ollt .. 118\ of' &11 l"e1.!i.••• 'of tao~ec1 craO. '0 date. Since

Oregon skate and ray identification key

Creator:: Hosie, Michael J.
Resource Type:: Technical Report
Full Text:: Family Family Torpedlnidae RaJidae One species Ten spedes Two sPecies Two do rsa l f i ns on ta i l

Some observations on fish distribution in Tillamook Bay, Oregon, with notes on shellfish, temperature, and physical characteristics

Creator:: Cummings, T. Edwin and Berry, Richard L.
Abstract:: Fish Commission of Oregon personnel seined selected locations of Tillamook Bay, Oregon, from June to September 1972, to determine if juvenile salmon were rearing in the estuary and to get some concept of relative numbers of fish in the various parts of the bay. These data then could be compared...
Resource Type:: Technical Report
Full Text:: entering the bay are the Miami, Kilchis, Wilson, Trask, and T1llamook (Figure I). These streams drain 1399

The fishes of Tillamook Bay

Creator:: Bottom, Dan, Forsberg, Brent O., and Oregon. Dept. of Fish and Wildlife. Research and Development Section
Abstract:: Sampling with seine and trawl from May 1974 to November 1976 indicated that the species composition and distribution of fishes in Tillamook Bay through time is primarily related to the movements of marine species in and out of the estuary. Northern anchovy (Engraulis mordax), surf smelt (Hypomesus pretiosus), and shiner...
Resource Type:: Technical Report
Full Text:: Miami, Kilchis, Wilson, Trask, and Tillamook rivers. Major population centers on the perimeter of the

Annual report - Wildlife Division : 1976

Creator:: Oregon. Wildlife Division
Resource Type:: Technical Report
Full Text:: Bridge Creek 149 Elkhorn 150 Wenaha 151 White River 151 Kenneth Denman 152 E. E. Wilson

ScholarsArchive@OSU

A summary of investigations of the use of hatchery-reared steelhead in the management of a sport fishery

Salmon fisheries of the coastal rivers of Oregon south of the Columbia

Siletz River summer steelhead study

Characterizing the Spread and Consequences of Mycoplasma ovipneumoniae on Bighorn Sheep (Ovis canadensis) in the Northern Basin and Range Ecosystem

Oregon coastal salmon and steelhead tagging programs

Summary of tagged crab releases

Oregon skate and ray identification key

Some observations on fish distribution in Tillamook Bay, Oregon, with notes on shellfish, temperature, and physical characteristics

The fishes of Tillamook Bay

Annual report - Wildlife Division : 1976

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