Species intro
Eleven-armed Seastar
Size arm radius up to 25cm. Found in sheltered reefs, silt or sandy bottom sea floors from southern WA to southern Old and around Tasmania and New Zealand. Largest species of seastar found in southern Australia. Number of arms can vary from 7-14, the usual being 11. Arms can regenerate into a whole new animal if broken off. An active predator of molluscs.
''Coscinasterias calamaria'', or the eleven-armed sea star, is a sea star of the family Asteriidae, was thought to be endemic to southern Australia and New Zealand but has since been documented as occurring in the Cape Peninsula too. It is found around low tide levels and deeper, under rocks and wandering over algae in pools. Armspread is up to 30 cm.
''Coscinasterias calamaria'' is the largest seastar in southern Australia aaannnddd
New Zealand. Although called the eleven-armed.. more
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