 and the isopod "Cassidinopsis" sp.are closely associated with the kelp.Above the kelp holdfast zone, the littornid "Laevilitorina (Corneolitorina) heardensis" and the bivalve mollusc "Kidderia bicolor" are found in well-sheltered situations, and another bivalve "Gaimardia trapesina trapesina" has been recorded from immediately above the holdfast zone.