Six-Arm Sea Star

Six Armed Sea Star

Leptasterias aequalis

Physical Description

The Six Armed Sea Star, as its name suggests, typically exhibits six arms. It is relatively small in size and can often be inconspicuous.


This species is commonly found in intertidal and shallow subtidal areas along the eastern Pacific coast.

Geographical Range

From Puget Sound in the north to southern California in the south, the Six Armed Sea Star inhabits a significant portion of the eastern Pacific coastline.


As a generalist predator, it preys upon a variety of small marine organisms including snails, mussels, barnacles, and sea cucumbers.