02145nam a2200481 a 4500102385869MiAaHDL20180514000000.0m d cr bn ---auaua030206s2002 vauab b f000 0 eng csdr-ucsd.b4452755xGISGISGPOMvIOCoLCUtOrBLWpccn-us-pa0621-L (online)0621-LI 19.127:117-02(OCoLC)51584158Reif, Andrew GAssessment of stream quality using biological indices at selected sites in the Brandywine Creek basin, Chester County, Pennsylvania, 1981-97 /in cooperation with the Chester County Water Resources Authority[Reston, Va.?] :[U.S. Dept. of the Interior, U.S. Geological Survey],[2002]4 pages :illustrations, map ;28 cmtexttxtrdacontentunmediatednrdamediavolumencrdacarrierUSGS fact sheet ;FS-117-02"December 2002"--P. [1]Caption titleIncludes bibliographical references (p. 4)Also available via Internet from the USGS web site. Address as of3/7/03: http://pa.water.usgs.gov/reports/fs117-02.pdf; current access is available via PURLMode of access: Internet.Water quality biological assessmentBrandywine Creek Watershed (Pa. and Del.)Water quality biological assessmentPennsylvaniaChester CountyGeological Survey (U.S.)Chester County Water Resources AuthorityOpen access resource; selected by the UC San Diego Library.U.S. online monographs10238586920150126183112.020180514000000.020180515090729.02024-05-01T18:01:37Z2024-05-01T17:30:02ZSDR-UCSDIII - MILLENIUMprepare.pl-004-007BKsdr-ucsd.b4452755xuc1SDRUCSDuc1.31822030860399UC.b4452755xUCUCSD20240501googleuc1.318220308603992002pdbibUS fed doc