Benthic invertebrates in selected streams of the Piceance Creek basin, northwestern Colorado, water years 1977-81 /

Bibliographic Details
Main Author: Covay, Kenneth J.
Corporate Author: Geological Survey (U.S.)
Other Authors: Stranathan, Helen E., Tobin, Robert L.
Format: Government Document Book
Language:English
Published: Lakewood, Colo. : U.S. Dept. of the Interior, Geological Survey ; 1985 [i.e. 1986]
Series:Water-resources investigations report ; 84-4138.
Subjects: