Sunflower Star, Pycnopodia helianthoides, is the largest seastar found from Alaska to Puget Sound. Aspect ratio = 3:4.
Red Sea Urchins (Strongylocentrotus franciscanus) clustered on a large boulder near Giant Plumose Anemones (Metridium farcimen) and a Giant California Sea Cucumber (Parastichopus californicus) in Barkley Sound, British Columbia. These urchins are harvested for thier uni (eggs).
Giant California Sea Cucumbers (Parastichopus californicus) feeding on turf algae living on this large submerged boulder in Barkley Sound, British Columbia, Canada.
