Eleven Armed Seastar

Scientific name
Coscinasterias muricata
Common name
Eleven Armed Seastar
Life on the Edge
Page 38
Where to find
Subtidal rocky reefs, occasionally seen in rockpools
The Eleven Armed Seastar has a mottled grey green and brown body, with 7 – 14 arms (usually 11). The body is covered with spines equipped with tiny pincers. Diameter to 50 cm

One of the larger predatory seastars in Victoria, this species feeds on molluscs such as mussels. They can regrow arms lost to predators and the arms are often of different lengths as they regenerate.