clown dorid nudibranch & sea urchins

June 26, 2025 • Boiler Bay Marine Research Area • Lincoln County, Oregon

clown dorid nudibranch & sea urchins (Triopha catalinae, Strongylocentrotus spp.) [Boiler Bay Marine Research Area, Lincoln County, Oregon]
Filename: 20250626-083703.jpg 2653x1769 pixels, ISO 250, f4.0 @ 1/25 sec
Triopha catalinae, Strongylocentrotus spp.
I'm embarrassed to say that I didn't notice the nudibranch until I looked at the photo later. (This sort of thing happens frequently with tidepool photos!)

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