Urchin
Green sea urchin
Psammechinus miliaris
A small green urchin, its short spines tipped with violet-purple, giving a speckled two-tone look. Common in shallow rockpools, kelp holdfasts and seagrass beds all around the UK, often the first urchin a rockpooler finds.
Usually seen at
5-50 m (median 25 m)
Size
Small (under 10 cm)
Habitat
Kelp, 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
Tap a photo to enlarge.
Name Green sea urchin in a clip to add it to your collection.
Spot it in the feed