Water-quality assessment of the Albemarle-Pamlico Drainage Basin, North Carolina and Virginia : organochlorine compounds in Asiatic clam (Corbicula fluminea) soft tissues and whole redbrest sunfish (Lepomis auritus) 1992-93 / - Smith, Kelly E. (U.S. Dept. of the Interior, U.S. Geological Survey,, 1995)