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Assessment of stream quality using biological indices at selected sites in the Red Clay and White Clay Creek basins, Chester County, Pennsylvania, 1981-97

Main Author: Reif, Andrew G.
Other Authors: Chester County Water Resources Authority., Geological Survey (U.S.)
Format: Book
Language: English
Published: [Reston, Va.?] : [U.S. Dept. of the Interior, U.S. Geological Survey], [2002]
Physical Description: 4 pages : illustrations, map ; 28 cm.
Also available via Internet from the USGS web site. Address as of 3/7/03:; current access is available via PURL.
Series: Fact sheet (Geological Survey (U.S.)) ; FS-02-118.