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Filtering by: Creator Horton, Benjamin P. Remove constraint Creator: Horton, Benjamin P. Advisor Anthony, Robert G. Remove constraint Advisor: Anthony, Robert G. File Format application/pdf Remove constraint File Format: application/pdf

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  • Demography and habitat selection of northern spotted owls in post-fire landscapes of southwestern Oregon

    Creator:
    Clark, Darren A.
    Abstract:
    Several large wildfires in southwestern Oregon during the summers of 2001 and 2002 provided the opportunity to investigate the impacts of wildfire on northern spotted owls (Strix occidentalis caurina). I used radio-telemetry and demographic surveys to describe demographic performance and habitat selection of spotted owls in the areas burned by...
    Resource Type:
    Masters Thesis
    Full Text:
    prior to wildfire (t = -2.85, df = 32, p = 0.01). However, home ranges of spotted owls that resided

  • Habitat use and densities of cavity-nesting birds in the Oregon Coast Range

    Creator:
    Nelson, S. Kim
    Abstract:
    I studied abundance patterns and habitat use of eight cavitynesting bird species in the Coast Ranges of Western Oregon during the spring and summer of 1985 and 1986. Three age classes of unmanaged Douglas-fir (Pseudotsuga menziesii) stands were selected for study: young (40-80 yrs), mature (80-200 yrs), and old-growth (>200...
    Resource Type:
    Masters Thesis
    Full Text:
    sapsuckers; the mean dbh for all species combined was 94 cm. Large, tall snags were used significantly (P