Alex Mustard / A young Grey Seal (Halichoerus grypus) above kelp in the Farne Islands. This seal has an orange snout from foraging on a rusty ship wreck. Northumberland, England, UK. North Sea. August

Georgette Douwma / Blue-girdled angelfish (Pomacanthus navarchus) on the wreck "Kasi Maru", a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bombing raid July 1943...

Wild Wonders of Europe / Lundgren / Plumose sea anemones (Metridium senile) on a ship wreck, Lofoten, Norway, November 2008

Michael Pitts / Interior of shipwreck of Japanese Whaling Ship sunk in WWII, 1943, Borneo

Sue Daly / Ship wreck with male Cuckoo Wrasse (Labrus mixtus) and Pink Sea Fan / Warty Coral (Eunicella verrucosa) Wreck Forth, Herm, British Channel Islands, July.

Sue Daly / Ship wreck with Pink Sea Fan / Warty Coral (Eunicella verrucosa). Wreck Forth, Herm, British Channel Islands, July.

John Waters / Old wooden hull of ship or barge sunk into the sands at Berrow Flats, Bristol Channel, Somerset, UK. October 2010

John Waters / Old wooden hull of ship or barge sunk into the sands at Berrow Flats, Bristol Channel, Somerset, UK. October 2010

Tim Laman / Golden damselfish (Amblyglyphidodon aureus) in front of a seafan growing from part of the wreck of the ship Liberty, Tulamben, Bali, Indonesia.

Neil Lucas / Ancient remains of a ship wreck visable at low tide, Burnham on Sea, UK, June 2009

GEORGETTE DOUWMA / Shoal of Big-eye or Goggle-eye (Priacanthus hamrur) on wreck. Egypt, Red Sea.

GEORGETTE DOUWMA / Blue-girdled angelfish (Pomacanthus navarchus) on the wreck "Kasi Maru", a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bombing raid July 1943...

GEORGETTE DOUWMA / Corals adorn the wreck of the "Kasi Maru", a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bombing raid July 1943. Solomon Islands.

GEORGETTE DOUWMA / Blue-girdled angelfish (Pomacanthus navarchus) swimming over the wreck of the "Kasi Maru", a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bomb...

GEORGETTE DOUWMA / The wreck "Kasi Maru" is a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bombing raid July 1943. It is overgrown with corals. Solomon Islands.

GEORGETTE DOUWMA / Corals adorn the wreck of the "Kasi Maru", a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bombing raid July 1943. Solomon Islands.

GEORGETTE DOUWMA / Blue-girdled angelfish (Pomacanthus navarchus) swimming over the wreck of the "Kasi Maru", a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bomb...

GEORGETTE DOUWMA / The wreck "Kasi Maru" is a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bombing raid July 1943. It is overgrown with corals. Solomon Islands.

GEORGETTE DOUWMA / Barrel sponges (Xestospongia testudinaria) growing on shipwreck of 'The Liberty', Bali, Indonesia.

Michael Pitts / Anemones growing inside ship's bridge on wreck of tugboat ''Blue Plunder'', Nassau, Bahamas. July 2008.

Wild Wonders of Europe / Lundgren / Plumose anemones (Metridium senile) on a ship wreck, close to Svolvaer, Lofoten, Norway, November 2008

Michael Pitts / Diver with step (part of the ship's mast, where one section is joined to the next) of an unknown wreck discovered off the south coast, UK.. September 2009.

Michael Pitts / Interior of ship's bridge on wreck of tugboat ''Blue Plunder''. Nassau, Bahamas. August 2007.

Michael Pitts / Step (part of the ship's mast, where one section is joined to the next) of an unknown wreck off the south coast, UK. September 2009.

Ian McCarthy / Blue eyed shag / cormorant {Phalacrocorax atriceps} perched on old ship wreck, South Georgia

Francis Abbott / Diver explores wreck of ship 'The Santa', scuttled in July 1988 and now an artificial reef off Menorca, Mediterranean sea.

Francis Abbott / Wreck of ship 'The Santa', scuttled in July 1988 and now an artificial reef off Menorca, Mediterranean sea.

Francis Abbott / wreck of the Spanish cargo ship Francisquita, sunk off Menorca 17th December 1952

Francis Abbott / Diver explores the wheelhouse of the wreck of the Spanish cargo ship Francisquita, sunk off Menorca 17th December 1952

Francis Abbott / Truck from the wreck of The Bluebelt, a cargo ship owned and operated by Ahmed Mohammed Baaboud of Jeddah, Saudi Arabia. Sunk 5th December 1977

Norbert Wu / Grey Nurse Shark (Carcharias taurus) pair and other small fish swimming through Papoose Wreck off North Carolina

Norbert Wu / Grey Nurse Shark (Carcharias taurus) swimming through Papoose Wreck with other small fish, off North Carolina

Norbert Wu / Grey Nurse Shark (Carcharias taurus) swimming through Papoose Wreck off North Carolina

Carol Walker / Wreck of a whalring ship in Paradise Cove, Antarctica.

Alan James / Ballan wrasse {Labrus bergylta} in ship wreck colonised by seaweeds UK

Michael Pitts / Bow gun of Japanese WWII ship wreck forms artificial coral reef, Truk Lagoon, Micronesia

Jeff Rotman / Diver exploring wreck of 'Ora Verde' Grand Cayman, Caribbean Model released.

Michael Pitts / Ship wreck off the coast of Panama, Caribbean Sea

Roger Powell / Ancient ship wreck on beach at low tide, Holy Island, UK.

Chris Newbert / Pygmy Sweeper (Parapriacanthus ransonneti) inside wreck, Red Sea, Egypt

Michael Pitts / Spearfisherman on wreck of Japanese WWII ship 'Kasi Maru' sunk in 1944, Shortland Is. Solomon Is, Pacific. The wreck makes an artificial coral reef.

Michael Pitts / Bridge of Japanese WWII ship forms artificial reef Bairoko, Solomon Is, Pacific. Kasi Maru. Japanese fleet sunk by american warplanes in 1944

Juergen Freund / Diver and Yellow tube sponge (Aplysina fistularis) growing on ship wreck

Carine Schrurs / Green moray eel {Gymnothorax funebris} on ship wreck. Cayman brac, BWI, Caribbean. Russian destroyer 356 was sunk in 1996 to create artificial reef.

Michael Pitts / Acropora coral on Japanese World WarII shipwreck Kasi Maru Shortland Is Solomon Is, Pacific Japanese fleet sunk by american warplanes in 1944

Francis Abbott / Wreck of fishing vessel 'Santa', scuppered by Spanish authorities in '83 following smuggling scandal. Off coast of Menorca

Onne van der Wal / Wreck of the old whaling ship "Petrel" at the abandoned whaling station at Grytviken, South Georgia.

Angelo Giampiccolo / Wreck of the SS Thistlegorm, a sunken war ship located in the Straits of Gubal, Northern Red Sea. She was sunk by German bomber planes in World War II ^^^and has lain at the bottom of the sea for over...

Angelo Giampiccolo / Diver beside cannon on the wreck of the SS Thistlegorm, a sunken war ship located in the Straits of Gubal, Northern Red Sea. She was sunk by German bomber planes in World War II ^^^and has lain at the...

Rick Tomlinson / Skip Novak's yacht "Pelagic" lies in the snow alongside the wreck of a Norwegian whaling ship, Enterprise Island, Antarctica.

Onne van der Wal / A ship wreck abandoned on rocks in the Chilean Waterway, Chile.

Onne van der Wal / Ship wreck in a fjord, Chile.

Norbert Wu / Wreck of the Bahia Paraiso and diver, Palmer Station, Antarctic Peninsula, Antarctica

Onne van der Wal / A ship wreck lying abandoned on rocks in the Chilean waterway.

Norbert Wu / Fish schooling near Sugar Wreck, Bahamas, Caribbean

Michael Pitts / Sponges, fish, and worms on an artificial coral reef that has developed on the wreck of a Japanese ship sunk in World War Two. Solomon Islands, Pacific

Pete Oxford / Ship wreck on beach Skeleton coast NP Namibia

Michael Pitts / Japanese WWII ship (Kasi Maru) forms artificial reef Shortland Is Solomon Is Pacific japanese

Carine Schrurs / Green moray eel {Gymnothorax funebris} on ship wreck Cayman brac BWI Caribbean russian