Index Catalog // ScholarsArchive@OSU

Creator:: Goetze, Brigitte
Abstract:: Many resource management controversies indicate disagreement about the possible intended and unintended effects of management actions on ecosystems. Researchers have documented a variety of negative effects on specific ecosystems, e. g. the degradation of salmonid habitat due to mass wasting (Hagans et al. 1986). While the effects of some management...
Resource Type:: Dissertation
Full Text:: , Oregon, and the Deschutes River, Eastern Western Oregon 55 16. Distribution of Selected Animal and

Creator:: Gudjonsson, Sigurdur
Abstract:: A hierarchical classification system of Iceland's watersheds and rivers is presented. The classification is based on Iceland's substrate, climate, water, biota, and human cultural influences. The geological formations of Iceland are very different in character depending on their age and formation history. Three major types of formations occur: Tertiary, Plio-Pleistocene,...
Resource Type:: Dissertation
Full Text:: . The rivers swell rapidly during times of thaw and/or rain. River-water temperatures fluctuate closely

Creator:: Wevers, Mary Jo
Abstract:: An approach to understanding and managing anadromous salmon, steelhead, and sea-run cutthroat trout (Oncorhynchus spp.) based on life history and evolutionary adaptive capacities of species and stocks is presented. Species, stocks, and local populations are viewed as systems that are continuously adapting to changing environmental conditions. They have the potential...
Resource Type:: Dissertation
Full Text:: rivers and streams, e.g. the McKenzie River in the Willamette River subbasin Stream reaches, e.g

Creator:: Eldridge, Maxwell B.
Abstract:: Traditional approaches to research and management of striped bass have tended to be mechanistic, numerically oriented, and based on limited life history information. In the study presented here, comprehensive conceptual perspective was used in a multivariate study of life history and evolutionary adaptation of 10 striped bass populations representing the...
Resource Type:: Dissertation
Full Text:: 4.6m) river, and an expansive estuarine area (21,929km2), which included nearshore coastal bays and

Creator:: Sanner, Carol Jo
Resource Type:: Masters Thesis
Full Text:: in Oregon. Hynes (1970) and Warren (1979) suggested that streams are a product of their surrounding

Creator:: Powell, Allyn B.
Abstract:: Atlantic menhaden, compared to gulf menhaden, exhibit a life history pattern that appears to be adapted to a more unpredictable reproductive environment. From experiments on laboratory-reared eggs and larvae, Atlantic menhaden have larger eggs with larger yolk volume. They are larger at hatching, utilize their yolk faster, begin feeding at...
Resource Type:: Dissertation
Full Text:: Allyn B. Powell for the degree of Doctor of Philosophy in Fisheries and Wildlife presented on August 30

Creator:: Shapeero, William L.
Abstract:: The effects of discharged sewage on physico-chemical conditions and the distribution and abundance of marine benthic animals were studied in Shilshole Bay, a part of Puget Sound, off Seattle, Washington. For over 50 years prior to 1965, when this study was initiated, 87,300 pounds (32,400 pounds BOD) per day of...
Resource Type:: Dissertation
Full Text:: Washington, and Charles Warren, Department of Fisheries and Wildlife, Oregon State University. The area of

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