Britain's amazing sea life

  • A grey seal pup covered in sand at Donna Nook, Lincolnshire
    Rex
  • A basking shark feeding just below the surface in Cornwall
    Rex
  • A long-snouted seahorse clinging to eelgrass on the sandy seabed in Studland Bay, Dorset
    FLPA/REX
  • Bottlenose dolphins breaching in the evening sunlight in Moray Firth
    Rex
  • A sea hare relaxes on a reef in St Kilda
    Barcroft Media
  • A spiny squat lobster stands out in stunning red and blue in St Kilda
    Barcroft Media
  • A plaice blending in with the seabed in St Kilda
    Barcroft Media
  • A lesser octopus relaxes on a reef in St Kilda
    Barcroft Media
  • The sagartia anemone's tips gently float in the water as it rests on a reef in St Kilda
    Barcroft Media
  • An ocean sunfish, spotted off the coast of Cornwall
    AL
  • Manx shearwater flock to a fin whale at the surface in the Irish Sea
    Rex
  • A puffin swimming underwater in the Farne Islands, Northumberland
    Ross Hoddinott/2020VISION/Rex
  • An old male grey seal with its mouth wide open showing worn teeth in Lundy Island, Bristol Channel
    Ross Hoddinott/2020VISION/Rex
  • A comb jellyfish in Pembrokeshire
    Rex
  • A killer whale off the Shetland Islands
    Rex