Aquatic Invertebrates - native

Signal Crayfish (Pacifastacus leniusculus) on Jul 30, 2016

Originally reported as Red Swamp Crayfish (Procambarus clarkii)

Submitter does not have a specimen

Description of specimen

We saw numerous small red crayfish crawling around the edge of the water.

Commentary

None

Remedy

Signal Crayfish is Oregon's native crayfish, although it is considered invasive in Crater Lake and in Europe.

Resources

Learn more about Signal Crayfish on iNaturalist.

Location

It was on the edge of the water under the bridge on the downstream side of the creek.

Expert Reviewer

Mr. Rick Boatner
Oregon Dept. of Fish & Wildlife

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