The ocean sunfish is the second largest bony fish on the planet and visits UK seas during the summer months to feast on jellyfish.

This clown-like fish is a favourite amongst divers and snorkellers. They are inquisitive little souls and will investigate divers near their hidey-hole homes.

This brightly coloured and easily recognizable fish is one of three gurnard species found in UK seas. Collectively, gurnards are known as sea robins.

Frogbit looks like a mini water-lily as it floats on the surface of ponds, lakes and still waterways. It offers shelter to tadpoles, fish and dragonfly larve.

With tiger-like stripes, red fins and a humped back, the perch is a striking fish. It can be seen in lowland waterbodies and waterways across the UK, often in shoals.

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.

The notch-horned cleg-fly isa horse fly dark grey in colour, with grey-brown mottled wings and intricately striped, iridescent eyes. There are 30 species of horse-fly in the UK; this is one of the…

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.

A fierce predator of small fish and flying insects, the brown trout is widespread in our freshwater rivers. It is has a golden body, flanked with pale-ringed, dark spots.

A handsome fish, the tench has olive-green flanks, powerful fins and distinctive red eyes. It can be found in lowland lakes and slow-flowing rivers around the UK.