Species
Pisaster ochraceus (Ochre sea star)
Pisaster ochraceus. Photo: (c) Ethan Gilmore, some rights reserved (CC BY-NC)
Pisaster ochraceus, generally known as the purple sea star, ochre sea star, or ochre starfish, is a common starfish found among the waters of the Pacific Ocean. Identified as a keystone species, Pisaster is considered an important indicator for the health of the intertidal zone.
Sightings
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