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Creator:: Nunez, Jose D.
Abstract:: Samples of weathervane scallops taken on Oregon Department of Fish and Wildlife cruises off Oregon waters during 1981-1982 were analyzed for a comparative growth study. No evidence of internal growth marks were found in the shell structure when analyzed by the acetate peel technique. Internal growth lines formed in the...
Resource Type:: Dissertation
Full Text:: caurinus on the Oregon coast. (Modified from Robinson and Breese 1984.) 113 38. Historical distributions

Creator:: Larson, Douglas W. (Douglas William), 1949-
Resource Type:: Dissertation
Full Text:: the degree of Doctor of Philosophy June 1970 APPROVED: Assistant Pressor of Fisheries /J in

Creator:: Bisson, Peter Andre
Abstract:: A theory of the origin and distribution of fishes in the Harney Basin is presented. Blitzen River, the hydrographically and ecologically isolated creeks, and the upland tributaries of Silvies River all contain populations derived from the basin's Pleistocene connection with Malheur River of the Snake system. Colonization of many streams...
Resource Type:: Masters Thesis
Full Text:: , Robinson, and Park, 1939). The two main rivers in the basin, Siivies River and Donner mid Blitzen River

Creator:: Koike, Bruce Gary
Abstract:: Juvenile English sole (Parophrys vetulus) were collected in Yaquina Bay, Oregon from January, 1986 to March, 1987. Recruitment of young-of-the-year sole occurred from January to June, 1986 and again from December, 1986 to February, 1987. Emigration from Yaquina Bay started in September, 1986, but a small portion of the English...
Resource Type:: Masters Thesis
Full Text:: .~ LL. -0 .8 E :J z J F M A M J J A S 0 N 0 J F M 1986-1987 Figure 2. Catch-Per-Unit

Creator:: Kan, Ting Tien
Abstract:: Based on the number of velar tentacles and the form of longitudinal lingual laminae found in Lampetra (Entosphenus) t. tridentata and its closely related forms, the taxon Entosphenus should not be considered as a genus as commonly adopted, but, along with the taxa Lethenteron and Lampetra, should be regarded as...
Resource Type:: Dissertation
Full Text:: . Vadim D. Vladykov, University of Ottawa, Canada; Mr. Michael J. Hosie, Fish Commission of Oregon; Dr

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