Search Constraints

Start Over
Filtering by: Creator Cowlitz Valley Ranger District (Agency : Wash.) Remove constraint Creator: Cowlitz Valley Ranger District (Agency : Wash.) Degree Name Master of Science (M.S.) Remove constraint Degree Name: Master of Science (M.S.) Subject Caddisflies -- Blue Mountains (Or. and Wash.) -- Geographical distribution Remove constraint Subject: Caddisflies -- Blue Mountains (Or. and Wash.) -- Geographical distribution

Search Results

  • Lotic macroinvertebrate distribution patterns in northeastern Oregon

    Creator:
    Gerth, William J.
    Abstract:
    This study was an investigation of lotic macroinvertebrate distribution in northeastern Oregon at two different spatial and biological scales. Examination of assemblages at a limited spatial scale revealed relationships with natural and disturbance gradients and led to questions about distribution of a population at broader spatial scales. In a 16...
    Resource Type:
    Masters Thesis
    Full Text:
    Section Elevation range Section slope (%) Average valley width @ 1 Om above river surface Total drainage