species 157 observations

Pale Urchin

Strongylocentrotus pallidus

Field notes

Strongylocentrotus pallidus, or the pale sea urchin, is a species of sea urchin found in rocky areas in Norway, off Russia from the Barents Sea down to the central part of the Sea of Japan.

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Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided