http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Fish communities and their relation to physical and chemical characteristics of streams from selected environmental settings in the Lower Susquehanna River Basin, 1993-95
National Water-Quality Assessment Program (U.S.)
1 online resource (vii, 34 pages) : illustrations, color map.
by Michael D. Bilger and Robin A. Brightbill.
"National Water-Quality Assessment Program."
Includes bibliographical references (pages 30-33).
Water-resources investigations report ; 98-4004