Detroit Reservoir - OR

Kokanee caught in Detroit Reservoir. Kokanee have no spotting on the dorsal surface, a deeply forked tail with each tail lobe ending at a point; the mouth is smaller, with the mandible usually not extending past the eye; and are very silvery and small-scaled.

Juvenile spring Chinook. Chinook have fine spots along the dorsal surface, forked tail, but tail lobes are rounded; mouth larger with mandibles extending past the eye.

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