Aquatic Invertebrates - invasive

New Zealand Mudsnail (Potamopyrgus antipodarum) on Jul 26, 2026

Description of specimen

Submitter has sample

Small snail, approximately 3mm x 5mm, dextral, round aperture, pointed spire.

Commentary

None

Location

Thousands of dead shells found in the wrack line of Sailboard Beach. Approximate coordinates 45.84687, -119.701923, but they were all along the beach.

Expert Reviewer

Avatar of Reviewer

Keith DeHart
Oregon Department of Fish & Wildlife

Maintained by Oregon State University | Contact us for questions regarding site content