Alex Mustard / Diver exploring the wreck of HMS Scylla, which is colonized by Dead man's fingers (Alcyonium digitatum). Whitsands Bay, Cornwall, England. UK, July.

Andy Jackson / 2020VISION / Male Cuckoo wrasse (Labrus mixtus) swimming and looking at camera, with a diver in the background, Lochgary Wreck, Kirkwall, Orkney, Scotland, UK, June.

Michael Pitts / British Admiralty anchor - mid 1750's - possibly from the wreck of HMS Colossus - wrecked 1798. St Mary's Roads. Isles of Scilly. England, UK, August 2013.

Franco Banfi / Scuba diver and yellow sponges (Aplysina cavernicola) on Brioni Steamship wreck, Vis Island, Croatia, Adriatic Sea, Mediterranean. Model released.

Michael Pitts,Michael Pitts / Divers on the wreck of the tugboat, 'Tienstin'. Abu Galawa, Red Sea, July 2010

Michael Pitts,Michael Pitts / Wreck of Aichi E13A, Japanese World War Two float plane, sunk by American fighters, Solomon Islands.

Michael Pitts / Diver on the wreck of the US Submarine tender USS Macaw, sunk in the World War II due to a navigation error, Midway atoll, Pacific Ocean. Model released.

Sue Daly / Diver on the wreck of HMNZS Canterbury, Bay of Islands, New Zealand. February 2013. Model released.

Sue Daly,Sue Daly / Jewel Anemones (Corynactis haddoni) colonising the wreck of HMNZS Canterbury, Bay of Islands, New Zealand, February 2013

Jeff Rotman / Lifting a cannon during the recovery of the shipwreck "Las Maravillas", a Spanish galleon sunk in 1658, Bahamas. 1987. Model released Model released.

Michael Pitts / Caribbean reef sharks (Carcharhinus perezi) at night on wreck of the "'Ray of Hope'', Bahamas. July 2008.

Doug Perrine / Diver sitting in wreck of WWII Japanese fighter plane, Palau, Micronesia

Doug Perrine / Diver and Grunts in airplane wreck, Cozumel, Mexico

Fred Bavendam / Diver exploring the Liberty shipwreck, Bali's most popular dive site, Tulamben, Bali, Indonesia

David Fleetham / Commerson's frogfish (Antennarius commerson) camouflaged against coral on bow of Alma Jane wreck, diver in background. Off Sabang Beach, Puerto Galera, Mindoro, Philippines. April 2017. Model rele...

David Fleetham / Diver on underwater scooter exploring Landing Craft wreck. Green sea turtle (Chelonia mydas) on seafloor. Makena, Maui, Hawaii. March 2012. Model released.

David Fleetham / Diver and schooling Blue striped snapper (Lutjanus kasmira) on the wreck of the Sea Tiger off Waikiki, Oahu, Hawaii. December 2013. Model released.

David Fleetham / Divers with digital still and video cameras exploring a large wreck, Palau, Micronesia. Model released.

David Fleetham / Diver and Green turtle (Chelonia mydas) on the wreck of the YO-257 off Waikikik Beach, Oahu, Hawaii. Model released.

David Fleetham / Diver swimming behind the propeller of the wreck of the Hilma Hooker, a 236 foot long cargo vessel that sunk in 1984 off the island of Bonaire in the Caribbean.

David Fleetham / Diver (MR) exploring the "Liberty" wreck, Tulamben, Bali, Indonesia. August 2008. Model released

David Fleetham / Diver (MR) in the cockpit of a wreck of a WW II Corsair fighter plane off South-East Oahu, Hawaii. July 2007. Model released

David Fleetham / Divers ascend past the prop on the wreck of the "Hilma Hooker", a 236ft long cargo vessel that sunk in 1984 off Bonaire in the Caribbean. June 2008.

David Fleetham / Diver looking through the window of the wreck of the YO257 off Waikiki, Oahu, Hawaii. Model released

David Fleetham / Divers on wreck of a WW II Corsair fighter plane off South-East Oahu, Hawaii. July 2007. Model released

David Fleetham / Diver and schooling bluelined / blue striped snapper (Lutjanus kasmira) on the wreck of the "Sea Tiger" off Waikiki, Oahu, Hawaii. Model released

David Fleetham / Diver exploring the wreck of the Sea Tiger off Waikiki, Oahu, Hawaii. August 2007. Model released

David Fleetham / Green turtle (Chelonia mydas) on the wreck of the YO257 off Waikiki, with a diver in the background. Oahu, Hawaii. August 2007. Model released

Alex Mustard / Diver swimming through wreck, mess hall of USS Kittiwake, US Military submarine rescue vessel. Seven Mile Beach, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea. January, 2018.

Alex Mustard / Diver swimming through wreck, compressor room of USS Kittiwake, US Military submarine rescue vessel. Seven Mile Beach, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea. January, 2018.

Linda Pitkin / Wreckage colonised by soft corals, stony corals, and fire coral, with divers Jolande wreck, Ras Mohammed National Park, Egypt, Red Sea.

Linda Pitkin / Wreck of a yacht colonised by soft corals, with divers Abu Galawa Soghayr, Fury Shoal, Egypt, Southern Red Sea.

Alex Mustard / Bow of the USS Kittiwake wreck (US Military submarine rescue vessel) with diver. Seven Mile Beach, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.

Franco Banfi / Pacific seahorse (Hippocampus ingens) pair, Salvatierra wreck diving place, Sea of Cortez, Baja California, Mexico, East Pacific Ocean

Franco Banfi / Pacific seahorse (Hippocampus ingens) Salvatierra wreck diving place, Sea of Cortez, Baja California, Mexico, East Pacific Ocean

Bertie Gregory / Divers investigate the stern of the SS Carnatic Shipwreck, Abu Nuhas reef, northern Red Sea, December 2014

Bertie Gregory / Diver investigates a second world war motorbike with his torch in the cargo hold of the SS Thistlegorm, northern Red Sea, February.

Pascal Kobeh / Divers around the wreck of a Japanese Fighter Seaplane, Koror, Palau, Philippines

Pascal Kobeh / Divers around the wreck of a Japanese Fighter Seaplane, Koror, Palau, Philippines

Pascal Kobeh / Divers on the "Karwela" wreck, a former ferry sunk in 2006, Gozo Island, Malta, Mediterranean

Pascal Kobeh / Diver under the remains of Precontinent 2 in Shaab Rumi, an underwater community experiment led by Jacques-Yves Cousteau and the Calypso team in 1963, Sudan, Red Sea

Pascal Kobeh / A diver on the Mariana wreck, Paros Island, Greece, Aegean Sea

Pascal Kobeh / A diver on the Mariana wreck, Paros Island, Greece, Aegean Sea

Pascal Kobeh / A diver on the Mariana wreck, Paros Island, Greece, Aegean Sea

Pascal Kobeh / Divers on Palea Kameni wreck located in Santorini caldera with pieces of probably recent pottery laying on the bottom at the front of the ship, Santorini Island, Greece, Aegean Sea

Pascal Kobeh / A diver on the wreck of the Bristol Blenheim bomber shot and which crashed in December 1941, Malta, Mediterranean

Pascal Kobeh / A diver on the wreck of the Bristol Blenheim bomber shot down in December 1941, Malta, Mediterranean

Pascal Kobeh / Divers on the Imperial Eagle wreck, a ferry crossing between Malta and Gozo Island that sunk in 1999 in Qawra Point as an artificial reef, Malta, Mediterranean

Pascal Kobeh / A diver near the machine gun on the deck of the wreck of the P 29 a patrol boat scuttled as an artificial dive site in August 2007, Malta, Mediterranean

Pascal Kobeh / A diver on the wreck of the Shinkoku Maru, a tanker colonized by corals, sponges and other invertebrates, Chuuk / Truk Lagoon, Carolines Islands, Pacific Ocean

Pascal Kobeh / A diver on the wreck of the Shinkoku Maru, a tanker colonized by corals, sponges and other invertebrates, with various remains on the foreground such as bottles, pots and lighting a medical first aid...

Pascal Kobeh / A diver above a tank laying on the deck of the wreck of the Nippo Maru, a cargo ship used as a naval auxiliary, Chuuk or Truk Lagoon, Carolines Islands, Pacific Ocean

Pascal Kobeh / A diver in the hold of the wreck of the Hoki Maru, a passenger cargo used as a auxiliary transport vessel, which houses several trucks, Chuuk or Truk Lagoon, Carolines Islands, Pacific Ocean

Pascal Kobeh / Divers diving the wreck of the Mitsubishi G4M, bomber, called Betty bomber by the Allies, Chuuk or Truk Lagoon, Carolines Islands, Pacific Ocean

Pascal Kobeh / A diver above the cannon gun at the bow of the the wreck of the San Francisco Maru, a passenger cargo used as a auxiliary transport vessel, Chuuk or Truk Lagoon, Carolines Islands, Pacific Ocean

Pascal Kobeh / A diver above a tank laying on port side on the deck of the the wreck of the San Francisco Maru, a passenger cargo used as a auxiliary transport vessel, Chuuk or Truk Lagoon, Carolines Islands, Pacifi...

Pascal Kobeh / A diver on the wreck of the Vera K, a Lebanese freighter, sunk in 1974 on the reef near Paphos, Cyprus, Mediterranean Sea

Franco Banfi / Scuba diver and Virgen de Altagracia wreck, Santa Lucia, Camaguey, Cuba, Caribbean Sea, Atlantic Ocean

Franco Banfi / Scuba diver and Virgen de Altagracia wreck, Santa Lucia, Camaguey, Cuba, Caribbean Sea, Atlantic Ocean

Franco Banfi / Scuba diver and trigger boat wreck, dive site of Reef Seen Aquatics, Desa Pemuteran, Bali Island, Indonesia, Pacific Ocean. September 2006.

Doug Perrine / Diver examining soft corals (Dendronephthya sp) growing on the wreck of the San Quentin, a Spanish gunboat sunk in 1898 during the Spanish-American War. Between Grande and Chiquita Islands at the ent...

Alex Mustard / Diver swimming alongside the bow of the USS Kittiwake (US Military submarine rescue vessel) in Grand Cayman, the Cayman Islands, Caribbean Sea. Model released

Alex Mustard / Diver explores the bow section of the 330ft long Russian frigate 356, the 'MV Keith Tibbetts', where rope sponges are growing. The ship was build in 1984 and sunk in 1996. Buccaneer Reef, Cayman Brac,...

Pascal Kobeh / Divers exploring the wreck of the P29 patrol boat scuttled as an artificial dive site in August 2007. Wreck covered in algae and invertebrates. Malta, Mediterranean Sea. June 2014.

Pascal Kobeh / Diver exploring the wreck of the P29 patrol boat scuttled as an artificial dive site in August 2007. Wreck covered in algae and invertebrates and surrounded by fish. Malta, Mediterranean Sea. June 201...

Pascal Kobeh / Diver exploring the wreck of the P29 patrol boat scuttled as an artificial dive site in August 2007. Wreck covered in algae and invertebrates. Malta, Mediterranean Sea. June 2014.

Pascal Kobeh / Diver exploring the wreck of the P29 patrol boat scuttled as an artificial dive site in August 2007. Wreck covered in algae and invertebrates and surrounded by fish. Malta, Mediterranean Sea. June 201...

Pascal Kobeh / Diver diving the wreck of the tug boat Rozi scuttled in 1992 off Cirkewwa, Malta, Mediterranean Sea. June 2014.

Pascal Kobeh / Divers by steering wheel of the Imperial Eagle wreck, a ferry sunk in 1999 in Qawra Point as an artificial reef, Malta, Mediterranean Sea. June 2014.

Pascal Kobeh / Diver on Kalipayan wreck with soft corals (Dendronephthya sp.) Bohol, Philippines, Sulu Sea. July 2009. Small reproduction only.

Richard Robinson / A diver inspects a crystal glass on the Wreck of the Waikare, a steel screw steamer that sank in 1910 at Stop Island, Dusky Sound, Fiordland National Park, New Zealand.

Richard Robinson / A diver is surrounded by thousands of oblique-swimming triplefins (Forsterygion maryannae ) on the Wreck of the Waikare, a steel screw steamer that sunk in 1910 at Stop Island, Dusky Sound, Fiordland...

Michael Pitts / Diver examining section of acrylic from the nose gun turret of a Sunderland flying boat, Pembroke Dock, Wales. September.

Michael Pitts / Diver examining English East India Company coins from the wreck of the Admiral Gardner, wrecked 1809 on the Goodwin Sands, England, UK.

Michael Pitts / Diver examining barrel containing English East India Company coins from the wreck of the Admiral Gardner, wrecked 1809 on the Goodwin Sand, England.

Michael Pitts / Diver on the bow of U-Boat -U352. Type VIIC sunk off Cape Lookout on the 9th May 1942, North Carolina, USA, September 2013.

Michael Pitts / Diver on the conning tower of U-Boat -U352. Type VIIC sunk off Cape Lookout on the 9th May 1942, North Carolina, USA, September 2013.

Michael Pitts / Copper keel pins from the wreck of a British First rate warship. HMS Colossus wrecked in 1758, St Mary's Roads. Isles of Scilly. England, UK, August 2013.

Michael Pitts / Copper keel pins from the wreck of a British First rate warship HMS Colossus wrecked in 1758. St Mary's Roads, Isles of Scilly, England, UK, August.

Michael Pitts / British Admiralty anchor mid 1750's - possibly from the wreck of HMS Colossus, wrecked 1798. St Mary's Roads, Isles of Scilly, England, UK, August 2013.

Michael Pitts / Maritime archaeologist with a 18lb cannon from the wreck of a British warship HMS Colossus, wrecked 1798. St Mary's Roads, Isles of Scilly, UK, August 2013.

Michael Pitts / Diver on a main propellor shaft bearing on the wreck of the S.S. Serrana, sunk by UB-35 on 23 January 1918. Eastern Solent. England, UK, August 2013.

Michael Pitts / Maritime archaelogist Garry Momber with neolithic flint shards at Bouldnor Cliff, Eastern Solent Channel, England. August 2013. Model released.

Michael Pitts / Todd Stevens on one of the 32lb guns from the wreck of HMS Colossus, Isles of Scilly, England, August 2013.

Michael Pitts / Presenter Mary-Anne Ochota, examining copper keel pins on the wreck of HMS Colossus, Scilly Isles, UK. On production for Britain's Secret Treasures. July 2013.

Michael Pitts / Maritime archaelogist Garry Momber with wooden spar possibly from HMS Pomone, The Needles, Western Solent, England, UK, August 2013.

Michael Pitts / Presenter Mary-Anne Ochota, examining copper keel pins on the wreck of HMS Colossus, Scilly Isles, UK. On location for tv programme Britain's Secret Treasures. July 2013.

Michael Pitts / Diver on examining 6'' howitzer on the wreck of the S.S. Serrana. Sunk by UB-35 on the 23 January 1918. Eastern Solent, England, August 2013.

Michael Pitts / Maritime archaeologist on the wreck of the 1st rate man-of-war, HMS Invincible wrecked in 1758. Eastern Solent Channel. England, UK, May 2013. No release available.

Michael Pitts / Maritime archaeologist examining fragment of porcelain on the wreck of the 1st Rate man-of-war, HMS Invincible - wrecked in 1758. Eastern Solent Channel. England, UK, August 2013.

Michael Pitts / Maritime archaeologist on the wreck of the 1st rate man-of-war, HMS Invincible wrecked in 1758. Eastern Solent Channel. England, UK, May 2013.

Franco Banfi / Scuba diver and Forkbeard (Phycis phycis) on Teti wreck, Vis Island, Croatia, Adriatic Sea, Mediterranean

Franco Banfi / Scuba diver exploring the wreck of aeroplane 'B-24 Liberator' Vis Island, Croatia, Adriatic Sea, Mediterranean

Franco Banfi / Scuba diver exploring the wreck of aeroplane 'B-24 Liberator' Vis Island, Croatia, Adriatic Sea, Mediterranean

Franco Banfi / Scuba diver and great rockfish (Scorpaena scrofa) on Brioni Steamship wreck, Vis Island, Croatia, Adriatic Sea, Mediterranean