Analysis of biological data collected in the Bull Run Watershed, Portland, Oregon, 1978 to 1983
By: by Daphne G. Clifton ; prepared in cooperation with the City of Portland Water Bureau.
Contributors: Portland (Or.). Water Bureau.; Geological Survey (U.S.)
Series: Water-resources investigations report -- 85-4245.
Publisher: U.S. Dept. of the Interior, Geological Survey; Open-File Services Section, Western Distribution Branch
Published: 1985
Place of publication: Portland, Or; Denver, Colo
Language: eng
Number of pages: 62
Subjects: Water quality -- Oregon -- Bull Run River Watershed.; Freshwater ecology -- Oregon -- Bull Run River Watershed.
Notes: Shipping list no.: 86-23-P.

Bibliography: p. 53-57.