A small colourful sea slug that can be found grazing on sea mats on the rocky shore and beyond the low water mark.

This small, round sea urchin is (unsurprisingly!) green in colour and can be found on rocky shores around the UK.

This colonial creature looks like an old-fashioned quill - that's where the name sea pen comes from.

A common thistle of roadside verges, rough grassland and waste ground, the Musk thistle has large, purple, nodding flower heads that appear in summer. It is attractive to a wide range of insects…

The black sea bream really is a fascinating fish. From sex changes to nest building, this fish is full of surprises!

The moon jelly is the most common jellyfish in UK seas, often washing up on our beaches. No need to worry though - it doesn't sting humans.

This strange furry creature often found washed ashore after storms is actually a kind of worm!

These little critters are related to the woodlice you find in your garden and play a very important role on rocky shores.

These mat like growths found on kelp and seaweed are actually colonies of tiny individuals animals.