The common whelk is the largest sea snail found in UK seas, though you're more likely to find the dry balls of empty whelk egg capsules washed up in strandlines.

Bell heather is our most familiar heather. In summer, it carpets our heaths, woods and coasts with purple-pink flowers that attract all kinds of nectar-loving insects.

This gentle giant is the largest shark in UK seas, reaching up to 12m in length. There's no need to fear them though, they only eat plankton!

Seabass is a seafood favourite, appearing on menus throughout the UK. But it's in trouble in UK seas, with much of the seabass we eat imported from European fish farms.

Sugar kelp is the crinkly belt like kelp that can often be found in deep rockpools on the lower shore or washed up on the beach after rough seas.

Did you know that there are coral reefs in the UK? UK seas are home to some amazing cold-water corals that form reefs on the seabed over 400m deep.

One of the most colourful fish in UK seas, the cuckoo wrasse looks like it belongs in the tropics. Don't be fooled though, it's very much a native species.

This brown seaweed lives high up on rocky shores, just below the high water mark. Its blades are usually twisted, giving it the name Spiral Wrack.