Surface-water-quality assessment of the upper Illinois River Basin in Illinois, Indiana, and Wisconsin : analysis of relations between fish-community structure and environmental co...

by Ruhl, Peter M.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey-ESIC, Open-File Reports Section [distributor], 1995

Water-quality assessment of the Albemarle-Pamlico drainage basin, North Carolina and Virginia trace elements in Asiatic clam (Corbicula fluminea) soft tissues and redbreast sunfish...

by Ruhl, Peter M.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 1996

Water-quality assessment of the Albemarle-Pamlico Drainage Basin, North Carolina and Virginia organochlorine compounds in Asiatic clam (Corbicula fluminea) soft tissues and whole r...

by Smith, Kelly E.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 1995

Physical habitat classification and instream flow modeling to determine habitat availability during low-flow periods, North Fork Shenandoah River, Virginia

by Krstolic, Jennifer L. 1975-
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2006

Water quality of the Albemarle-Pamlico drainage basin, North Carolina, and Virginia, 1992-95

Published: U.S. Geological Survey, Water Resources Division ; Free on application to the U.S. Geological Survey, Information Services, 1998