1. Baril A, Elliott JE, Somers JD, Erickson J (1990) Residue levels of environmental contaminants in prey species of the peregrine falcon, Falco peregrinus, in Canada. Can Field-Nat 104:273?284
2. Beyer WN, Gish CD (1980) Persistence in earthworms and potential hazards to birds of soil applied DDT, dieldrin and heptachlor. J Appl Ecol 17:295?307
3. Bishop CA, Chek AA, Koster MD, Hussel D, Jock K (in press) Chlorinated hydrocarbon and mercury in red-winged blackbird (Agelaius phoeniceus) eggs, tree swallow (Tachycineta bicolor) eggs and nestlings and sediments from wetlands in the Great Lakes-St. Lawrence River basin. Environ Toxicol Chem
4. Blus LJ, Henny CJ, Kaiser TE, Grove RA (1983) Effects on wildlife from use of endrin in Washington State orchards. Trans North Am Wildl Nat Resour Conf 48:159?174
5. Blus LJ, Henry CJ, Stafford CJ, Grove RA (1987) Persistence of DDT and metabolites in wildlife from Washington State orchards. Arch Environ Contam Toxicol 16:467?476