Published By US Fish and Wildlife Service, Department of the Interior
Issued over 9 years ago
US
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Summary
Description
Mallard ducks fed 0.25, 1.0, 2.5, 3.0, or 5.0 percent South Louisiana crude oil exhibited decreases in egg production, fertility, and hatchability in proportion to the concentration of oil. Extremely low amounts of petroleum hydrocarbons were also toxic to fertile, incubating mallard eggs. Our data suggests that adult waterfowl may be able to adapt and tolerate high concentrations of ingested petroleum hydrocarbons, but that all phases of reproduction and early development are severely impaired by low concentrations of petroleum hydrocarbons.