TY - RPRT TI - Residues in fish, wildlife, and estuaries. Indicator species near top of food chain chosen for assessment of pesticide base levels in fish and wildlife--clams, oysters, and sediment in estuarine environment AU - R.E. Johnson AU - T.C. Carver AU - E. H. Dustman PY - 1967 UR - https://pubs.usgs.gov/publication/5221278 ID - 5221278 ER -