1. ALBERS, P. H.: Symposium on Fate and Effects of Petroleum Hydrocarbons in Marine Ecosystems and Organisms, Seattle, WA. U. S. Environ. Protection Agency & Nat. Oceanic and Atmospheric Administration (In press) 1977.
2. BIRKHEAD, T. R., C. LLOYD, and P. CORKHILL: Brit. Birds66, 535 (1973).
3. HARTUNG, R.: J. Wildl. Manage.29, 872 (1965).
4. RITTINGHAUS, H.: Ornithol. Mittell.8, 43 (1956).
5. SZARO, R. C. and P. H. ALBERS: Symposium on Fate and Effects of Petroleum Hydrocarbons in Marine Ecosystems and Organisms, Seattle, WA. U. S. Environ. Protection Agency & Nat. Oceanic and Atmospheric Admin. (In press) 1977.