Biocriteria fact sheet : biological criteria : national program guidance for surface waters.

Bibliographic Details
Corporate Author:	United States. Environmental Protection Agency. Health and Ecological Criteria Division
Format:	Government Document eBook
Language:	English
Published:	[Washington, D.C.?] : EPA Office of Water, Office of Science & Technology, Health and Ecological Criteria Division, [1999]
Subjects:	Water quality biological assessment > United States. Water quality management > United States. Water quality > Standards > United States.
Online Access:	https://purl.fdlp.gov/GPO/LPS92215

Available Online