Starfish
Spiny Starfish
Marthasterias glacialis
Big and unmistakable: five long tapering arms lined with three rows of white spines, each spine ringed with blue at its base. Pale grey-green, on rocky shores; large ones can span a forearm.
Usually seen at
8-40 m (median 18 m)
Size
Large (over 50 cm)
Habitat
Rocky crevice, Sandy bottom
Behaviour
On bottom
Where it's seen
Occurrence records around the UK & north-east Atlantic (OBIS). The ringed marker is the PEBL filming site.
Reference photos
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