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Title
Biological criteria [electronic resource] : national program guidance for surface waters.
Imprint
Washington, D.C. : U.S. Environmental Protection Agency, [1990]
Connect to
Connect to http://purl.access.gpo.gov/GPO/LPS45005
Copies
Location
Call No.
OPAC Message
Status
Axe Federal Documents Online
EP 1.2:2004014970
---
Available
System Details
Mode of access: Internet from the EPA web site.
Note
Title from title screen (viewed on Apr. 8, 2004).
"April 1990."
"EPA-440/5-90-004."
Bibliography
Includes bibliographical references.
Subject
Water -- Pollution -- United States.
Biological systems.
Water quality biological assessment -- United States.
Added Author
United States. Environmental Protection Agency.
Other Form:
Biological criteria : national program guidance for surface waters. [microform] (OCoLC)46360486
Biological criteria : national program guidance for surface waters. ix, 57 p. : ill. ; 28 cm. (OCoLC)21707968
Gpo Item No.
0431-I-01 (online)
Sudoc No.
EP 1.2:2004014970
Available items only
