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  • A microcytic anemia of juvenile chinook salmon resulting from diets deficient in vitamin E

    Creator:
    Whitmore, Cecil M. and Oregon. Fish Commission
    Abstract:
    An anemia of juvenile chinook salmon (Oncorhynchus tshawytscha) is described and stages of development separated by recognizable syndromes. A vitamin E-deficient diet of low rancidity produced a severe microcytic anemia with strong immature red cell response and granulocytosis occurring 2 to 4 weeks before a drop in hemoglobin and hematocrit...
    Resource Type:
    Technical Report
    Full Text:
    . Kruse Earl F. Pulford Jack M. Van Hyning Joe Wallis Anthony Netboy, Editorial Consultant Address

  • Final Report: Gnat Creek Weir Studies

    Creator:
    Willis, Raymond A. and Oregon. Fish Commission
    Abstract:
    "Gnat Creek heir, constructed with federal funds and was completed in October 1955. Primary objectives were to quantitatively study fail chinook and silver salmon to: (1) determine the survival, timing, and size of juvenile salmonids resulting from natural spawning; (2) measure the survival of hatchery eared fingerlings and yearlings; (3)...
    Resource Type:
    Technical Report
    Full Text:
    flAfttifilmi n u .......... .. Yall Oh:mock Solmon , A d u l t S i l v e r a l m n , JUVellilli Siivor Sallon

  • Nehalem Bay Dungeness crab survey, May 17-18, July 19-21, and August 8-10, 1966

    Creator:
    Neilsen, Jack and Oregon. Fish Commission
    Abstract:
    "Letters and newspaper articles concerning the low quantity and poor quality of Dungeness crabs in Nehalem Bay have been frequently received by the Oregon Fish Commission. Popular opinion usually places the blame for the lack of legal-sized bay crabs in the Nehalem estuary upon the adjacent commercial crab fisheries, A...
    Resource Type:
    Technical Report
    Full Text:
    a b c a t c h d a t a f r o m N e h a l e m , N e t a r t s , a n d T a q u i n a b

  • A winter steelhead tagging program on the Columbia River

    Creator:
    Korn, Lawrence and Oregon. Fish Commission
    Abstract:
    The Oregon Fish Commission and Washington Department of Fisheries conducted a cooperative winter steelhead trout (Salmo gairdneri) tagging program on the Columbia River during the winters of 1954-55 and 1955-56. Objectives of the program were: (1) to obtain information on the timing of the various segments of the run; (2)...
    Resource Type:
    Technical Report
    Full Text:
    Jack M. Van Hyning, Editor Thomas E. Kruse Alfred R. Morgan Earl F. Pulford Sigurd J. Westrheim

  • Research briefs. Vol. 10, no. 1

    Creator:
    Oregon. Fish Commission
    Abstract:
    These short reports are intended to inform the public, fishing industry, sportsmen, and fisheries scientists of research conducted by the Fish Commission. Reports will be published from time to time as studies are sufficiently complete. Most of the reports provide biological evidence upon which meas­ures are based to enhance and...
    Resource Type:
    Technical Report
    Full Text:
    Tags Used on Steelhead Trout at Gnat Creek, Oregon . . . Thomas E. Kruse

  • Biennial report to the Governor and the Fifty-Sixth Legislative Assembly : July 1, 1968 - June 30, 1970

    Creator:
    Oregon. Fish Commission
    Abstract:
    Issue does not carry a date of publication. July 1, 1968 - June 30, 1970
    Resource Type:
    Technical Report
    Full Text:
    grounds of the im- mediately preceding ten years. He was replaced by Dr. Thomas E. Kruse, then Director

  • Research briefs. Vol. 9, no. 1

    Creator:
    Oregon. Fish Commission
    Abstract:
    These short reports are intended to inform the public, fishing industry, sportsmen, and fisheries scientists of research conducted by the Fish Commission. Reports will be published from time to time as studies are sufficiently complete. Most of the reports provide biological evidence upon which meas­ures are based to enhance and...
    Resource Type:
    Technical Report
    Full Text:
    Salmon Earl F. Pulford and Lawrence M. Woodall .................................................. 30

  • Research briefs. Vol. 9, no. 1

    Creator:
    Oregon. Fish Commission
    Abstract:
    These short reports are intended to inform the public, fishing industry, sportsmen, and fisheries scientists of research conducted by the Fish Commission. Reports will be published from time to time as studies are sufficiently complete. Most of the reports provide biological evidence upon which meas­ures are based to enhance and...
    Resource Type:
    Technical Report
    Full Text:
    Salmon Earl F. Pulford and Lawrence M. Woodall .................................................. 30

  • Research briefs. Vol. 13, no. 1

    Creator:
    Oregon. Fish Commission
    Abstract:
    These short reports are intended to inform the public, fishing industry, sportsmen, and fisheries scientists of research conducted by the Fish Commission. Reports will be published from time to time as studies are sufficiently complete. Most of the reports provide biological evidence upon which meas­ures are based to enhance and...
    Resource Type:
    Technical Report
    Full Text:
    from Dart and Petersen Disc Tags on Dover S o l d a m e s M. Meehan and Gary Milburn

  • Growth and mortality rates of the razor clam (Siliqua patula) on Clatsop beaches, Oregon

    Creator:
    Hirschhorn, George and Oregon. Fish Commission
    Abstract:
    Clatsop Beaches, characterized by flat beach-face slope (1:70) and small sandsize (0.2 mm.), have supported commercial and recreational fisheries for the razor clam (Siliqua patula) for many years. Tracing the linear growth of two year classes through more than one year following set led to a validation of the ring...
    Resource Type:
    Technical Report
    Full Text:
    COMMISSION OF OREGON Portland, Oregon Contribution No. 27 June 1962 EDITORIAL STAFF Jack M. Van Hyning