Trinity River Spawning Survey Update 10/10/2014

Fishery crews surveyed from Lewiston Dam to Pigeon Point and from Hawkins Bar to the mouth at Weitchpec this week.

Crews mapped 351 redds and 466 carcasses.

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A graph has been added showing how 2014’s observed salmon pre-spawn mortality rate compares to those of recent years related to interest in the outbreak of Ichthyophthirius multifilis (Ich) observed in the lower Klamath this year, and the flows that were released to hopefully decrease it’s severity.
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Full Report is available at Arcata USFWS

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