Green sea urchin
This small, round sea urchin is (unsurprisingly!) green in colour and can be found on rocky shores around the UK.
This small, round sea urchin is (unsurprisingly!) green in colour and can be found on rocky shores around the UK.
This large round urchin is sometimes found in rockpools, recognisable by its pink spiky shell (known as a test).
Brittle stars, sea urchins and other starfish will want to stay out of the way of this speedy carnivorous starfish!
Our largest starfish, the spiny starfish can reach an impressive diameter of 70cm!
A most familiar seashore inhabitant, the common starfish truly lives up to its name in UK seas and rockpools!
The bloody henry starfish is normally a bright purply-red colour and is found all around the UK.
Sea potatoes may have a funny name, but they are perfectly adapted for life in the sand. They are a type of sea urchin that live in a burrow in the sand, feeding on dead animals and plants using…
There's another world waiting beneath the waves. Seals weave in and out of sunlit kelp forests, cuttlefish flash all the colours of the rainbow, starfish graze along the muddy seabed and…
Sea lettuce is unmistakeable - most often a bright green and always translucent, it is found on all UK coasts.
The sea hare looks like a sea slug – but in fact has an internal shell. They can be up to 20cm long but are usually much shorter.
This large sea slug is anything but dull!