Feeding Activity, Rate of Consumption, Daily Ration and Prey Selection of Major Predators in the John Day Pool 1983, Annual Report.

Feeding Activity, Rate of Consumption, Daily Ration and Prey Selection of Major Predators in the John Day Pool [electronic resource] : 1983, Annual Report.

This report summarizes activities in 1983, the second of a five year study to determine the extent of predation by resident populations of native and introduced fishes on juvenile salmonids in John Day Reservoir. As in 1982, catches of northern squawfish (Ptychocheilus oregonensis) were highest in a...

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Bibliographic Details
Online Access: Online Access
Corporate Author: United States. Bonneville Power Administration (Researcher)
Format: Government Document Electronic eBook
Language:English
Published: Portland, Ore. : Oak Ridge, Tenn. : United States. Bonneville Power Administration ; distributed by the Office of Scientific and Technical Information, U.S. Dept. of Energy, 1985.
Subjects:
Ecology.
Habitat.
Water Reservoirs.
Salmon.
Behavior.
Predator-prey Interactions.
Surface Waters.
Anadromous Fishes.
Sampling.
Usa.
Federal Region X.
North America.
Vertebrates.
Aquatic Organisms.
Fishes.
Animals.
Oregon.
Baseline Ecology.
Environmental Sciences.

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Call Number: E 1.99:doe/bp-382
E 1.99:doe/bp-382 Available

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