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Subject: "Ecology"
Author/Creator: Is
Is Is Not
Geological Survey (U.S.)
Subject (Region): Is
Is Is Not
Oregon
Subject: Is
Is Is Not
Freshwater ecology

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1.
Analysis of biological data collected in the Bull Run Watershed, Portland, Oregon, 1978 to 1983
Author
Clifton, Daphne G.
Published
Portland, Or. : U.S. Dept. of the Interior, Geological Survey ; Denver, Colo. : Open-File Services Section, Western Distribution Branch, 1985.
Location
Library Shelving Facility (LSF) >> I 19.42/4:85-4245
Format
Books
2.
Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the Owyhee and Vale Projects, Oregon and Idaho, 1990-91
Author
Rinella, Frank A.
Published
Portland, Or. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Earth Science Information Center, Open-File Reports Section [distributor], 1994.
Location
Library Shelving Facility (LSF) >> I 19.42/4:93-4156
Format
Books