Comb Seastar

Astropecten polyacanthus
Comb Seastar - Marinewise © 2026 MarineWise

Quick Facts

Scientific nameAstropecten polyacanthus
Other namesSand Sifting Starfish
SizeUp to 20 cm (8 in)
WeightUp to .20 kg (.44 lb)
FamilyEchinoderms / Astropectinidae

Distribution

Habitat & AU DistributionCoastal waters amongst silty & sandy bottoms often in harbours and estuaries
Depth Range0 - 27 m (88 ft)
Comb Seastar Distribution