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Lewis and Clark
SHOWING RECORD: 2 of 33   Northern Pikeminnow
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image: Northern Pikeminnow
Illustration courtesy National Marine Fisheries
Northern Pikeminnow
(formerly Northern Squawfish)

Ptychocheilus oregonensis



First Noted by Expedition
April 29, 1806, mouth of Walla Walla River, Oregon.
 

Description
Slender; pikelike. Gray-green above; sides silver; lateral line arches downward. Head and snout long, flattened; mouth large; jaws of equal length; lacks barbels. Fins yellowish; 1 triangular dorsal fin; tail fin forked; ventral fins reddish in old males.
 

Habitat
Lakes, pools, rivers.
 

Range
Snake and Columbia River Basins of north, central, and southwest Idaho; northwest Montana; Puget Sound rivers, Lake Washington, Columbia, Snake, and Willamette tributaries.
 

Note
Species information from enature.com
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