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Filtering by: Subject Estuarine ecology -- United States Remove constraint Subject: Estuarine ecology -- United States Resource Type Masters Thesis Remove constraint Resource Type: Masters Thesis

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  • Western juniper encroachment into aspen communities in the Northwest Great Basin

    Creator:
    Wall, Travis G.
    Abstract:
    In the Northwest Great Basin, aspen (Populus tremuloides) communities uniquely contribute to the biodiversity of a semi-arid, sagebrush-dominated landscape. In this same region, western juniper (Juniperus occidentalis) is encroaching into aspen stands. This study determined the timing, extent, and some of the effects of this expansion. Aspen stands below 2,133...
    Resource Type:
    Masters Thesis
    Full Text:
    . Wall A THESIS submitted to Oregon State University in partial fulfillment of the requirements for

  • Utilization of the Non-Native Seagrass, Zostera japonica, by Crab and Fish in Pacific Northwest Estuaries

    Creator:
    Sund, Daniel M.
    Abstract:
    The introduction of non-native species often results in fundamental changes in the structure and function of disturbed environments. In the Pacific Northwest (PNW), the introduced seagrass Zostera japonica is rapidly expanding in distribution, impacting stakeholders and public use of the intertidal. Z. japonica’s expansion has prompted a number of different...
    Resource Type:
    Masters Thesis
    Full Text:
    , native ecology as reasons for management. The need for collaboration across all levels (local, state

  • Emergency fire rehabilitation of BLM lands in the Great Basin : revegetation & monitoring

    Creator:
    McArthur, Ted O.
    Abstract:
    The Bureau of Land Managements (BLM) Emergency Fire Rehabilitation (EFR) policy was developed in 1985 to encourage protection of sites from soil erosion and to minimize potential changes in vegetation communities that may result from the dominance of weedy species. To achieve the goals of EFR policy, managers often used...
    Resource Type:
    Masters Thesis
    Full Text:
    of the BLM EFR policy in the Great Basin. To do this, two field offices per state were randomly