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Filtering by: Subject Wilson River (Or.) Remove constraint Subject: Wilson River (Or.) Decade 1960-1969 Remove constraint Decade: 1960-1969 Degree Name Doctor of Philosophy (Ph.D.) Remove constraint Degree Name: Doctor of Philosophy (Ph.D.)

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  • Plankton and nutrient ecology of the Columbia River estuary

    Creator:
    Haertel, Lois Steben
    Abstract:
    Monthly samples of nutrients, phytoplankton and zooplankton were taken in the Columbia River estuary over a period of 16 months in order to determine distribution with season and salinity, and interrelationships between plankton and nutrients. Nitrate and phosphate levels in the river water entering the estuary are high in the...
    Resource Type:
    Dissertation
    Full Text:
    or Columbia River water. That the process is more complicated than that off Yaquina Bay is mdi