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Journal of Undergraduate Research

Keywords

intestinal nematodes, lake trout, Salvelinus namaycush, fish

College

Life Sciences

Department

Physiology and Developmental Biology

Abstract

Recently, a non-endemic species of fish, Salvelinus namaycush, was introduced into Yellowstone Lake. These lake trout feed on the native cutthroat trout, an important food source for higher predators in the area. During routine examinations of the lake trout, an abnormally high infection of intestinal nematodes was discovered. These intestinal nematodes are also found in the endemic lake trout in nearby Lewis Lake, but at a lower level of infection.

Included in

Physiology Commons

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