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Filtering by: Subject Wilson River (Or.) Remove constraint Subject: Wilson River (Or.) Location Willamette River, Oregon, United States, (Hydrographic) Remove constraint Location: Willamette River, Oregon, United States, (Hydrographic)

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  • Land cover change along the Willamette River, Oregon

    Creator:
    Oetter, Doug Rudolph, 1962-
    Abstract:
    The Willamette River and its floodplain in northwest Oregon have changed dramatically since European settlement. At one time, the river was a vast complex system of braided channels with a broad floodplain forest; it has now been simplified by channelization and dams, and the forest has been removed to support...
    Resource Type:
    Dissertation

  • The Willamette River fishes as biological indicators of pollution

    Creator:
    Noble, Richard Earl
    Abstract:
    An investigation of the fishes of the Willamette River and three of its larger tributaries was made during July, August, September, and November of 1951, to ascertain the possibility of using them as bio-indices of pollution. Thirteen stations were established on the Willamette River and tributaries. These stations were selected...
    Resource Type:
    Masters Thesis
    Full Text:
    methods. If a chemical or physical test is not taken at the actual time the pollutant is in the river, it