Juergen Freund / Black banded damselfish (Amblypomacentrus breviceps) and Yellow clown goby (Gobiodon okinawae) hiding in a discarded bottle, Sulawesi, Indonesia. November.

Juergen Freund / Saddleback clownfish (Amphiprion polymnus) surrounded by marine trash around its anemone home, Sulawesi, Indonesia. November.

Juergen Freund / Plastic bag breaking down into smaller pieces on the seabed, Sulawesi, Indonesia. November.

Juergen Freund / Striped poison-fang blenny (Meiacanthus grammistes) using a discarded oil container as its home, Sulawesi, Indonesia. November.

Juergen Freund / Black Banded Damselfish (Amblypomacentrus breviceps) using a discarded pot as its home, Sulawesi, Indonesia. November.

Juergen Freund / Discarded single use plastic water cup being carried by the current, resembling a jellyfish, Sulawesi, Indonesia. November 2018.

Juergen Freund / Snowflake moray eel (Echidna nebulosa) peeping from inside a discarded ghost net on a coral reef, Sulawesi, Indonesia. November.

Juergen Freund / Discarded ghost nets from fishing boats on the sea bed, choking coral reefs, Sulawesi, Indonesia. November 2018.

Juergen Freund / Long-spine Porcupinefish (Diodon holocanthus) in its discarded aluminum can home, North Sulawesi, Indonesia. November.

Juergen Freund / Long-spine Porcupinefish (Diodon holocanthus) in its discarded aluminum can home, North Sulawesi, Indonesia. November.

Juergen Freund / Coconut octopus (Amphioctopus marginatus) makes its home in an aluminium can, Sulawesi, Indonesia. November.

Juergen Freund / Striped poison-fang blenny (Meiacanthus grammistes) in its discarded bottle home, surrounded by rubbish, Sulawesi, Indonesia. November.

Juergen Freund / Striped poison-fang blenny (Meiacanthus grammistes) swimming above its discarded bottle home, surrounded by rubbish, Sulawesi, Indonesia. November.

Juergen Freund / Marine sponges growing on discarded metal garbage, Sulawesi, Indonesia. November 2018.

Juergen Freund / Globefish (Diodon nicthemerus) surrounded by plastic rubbish such as single use plastic bottles, cups, packaging, labels, waste and woven sacks, Sulawesi, Indonesia. November.

Juergen Freund / Globefish (Diodon nicthemerus) surrounded by plastic rubbish such as single use plastic bottles, cups, packaging, labels, waste and woven sacks, Sulawesi, Indonesia. November.

Juergen Freund / Underwater plastic rubbish such as single use plastic bottles, cups, packaging, labels, waste and woven sacks polluting a coral reef, Sulawesi, Indonesia. November 2018.

Juergen Freund / Underwater plastic rubbish such as single use plastic bottles, cups, packaging, labels, waste and woven sacks polluting a coral reef, Sulawesi, Indonesia. November 2018.

Juergen Freund / Underwater plastic rubbish such as single use plastic bottles, cups, packaging, labels, waste and woven sacks polluting a coral reef near a jetty, Sulawesi, Indonesia. November 2018.

Juergen Freund / Underwater plastic rubbish such as single use plastic bottles, cups, packaging, labels, waste and woven sacks polluting the seabed, Sulawesi, Indonesia. November 2018.

Juergen Freund / Underwater plastic rubbish such as single use plastic bottles, cups, packaging, labels, waste and woven sacks polluting the seabed, Sulawesi, Indonesia. November 2018.

Juergen Freund / Discarded rubber tyre in the sandy shallows. Plastic from tyres are major source of ocean pollution, Sulawesi, Indonesia. November 2018.

Juergen Freund / Discarded plastic food packaging floating in the sea, Sulawesi, Indonesia, November 2018

Juergen Freund / Discarded plastic bag floating underwater in the coral reef, resembling a jellyfish, Maluku, Indonesia, November 2018.

Juergen Freund / Diver with marine trash underwater, Maluku, Indonesia. November.

Juergen Freund / Rubbish covering the seabed, Maluku, Indonesia, November 2018.

Juergen Freund / Rubbish covering the seabed, Maluku, Indonesia, November 2018.

Juergen Freund / Rubbish covering the seabed, Maluku, Indonesia, November 2018.

Juergen Freund / Rubbish covering the seabed, Maluku, Indonesia, November 2018.

Juergen Freund / Rubbish covering the seabed, Maluku, Indonesia, November 2018.

Juergen Freund / Rubbish covering the seabed, Maluku, Indonesia, November 2018.

Juergen Freund / Plastic bag floating underwater, resembling a jellyfish, in a coral reef, Maluku, Indonesia. November 2018.

Juergen Freund / Divers swimming past a plastic bag floating underwater, resembling a jellyfish, Maluku, Indonesia. November 2018.

Juergen Freund / Divers swimming past a plastic bag floating underwater, resembling a jellyfish, Maluku, Indonesia. November 2018.

Juergen Freund / Divers swimming past a plastic bag floating underwater, resembling a jellyfish, Maluku, Indonesia. November 2018.

Juergen Freund / Moral eels, Urchins, Cuttlefish, Shrimp and other marine life living within a discarded tyre and fishing net under a ships' harbour, Maluku, Indonesia. November.

Juergen Freund / Hawksbill sea turtle (Eretmochelys imbricata) in its polluted habitat under a pier, Maluku, Indonesia. November.

Juergen Freund / Rubbish under a ships' harbour where some species are able to survive, Maluku, Indonesia, November 2018.

Juergen Freund / Rubbish under a ships' harbour where some species are able to survive, Maluku, Indonesia, November 2018.

Juergen Freund / Cuttlefish, eels, shrimps, urchins and many other marine life living among rubbish under a ships' harbour, Maluku, Indonesia. November.

Juergen Freund / Cuttlefish, eels, shrimps, urchins and many other marine life living among rubbish under a ships' harbour, Maluku, Indonesia. November.

Nick Upton / 'Ghost Gear', abandoned fishing net and frayed plastic ropes, found floating in the sea and being hooked out of the water by a member of the Cornwall Seal Group Research Trust to lessen the ri...

Suzi Eszterhas / Isabel Luevano, Rehabilitation Technician, removing fishing line and hook from entangled Western gull (Larus occidentalis) nternational Bird Rescue, Fairfield, California. Captive - rescued and in re...

Pete Oxford / Marine plastic pollution, Lesser Sunda Islands, Indonesia

Guy Edwardes / Grey Seal (Halichoerus grypus) with fishing line caught tight around its neck at Donna Nook, Lincolnshire, England, UK, January.

David Perpinan / Old wound caused by entanglement with fishing lines or nets in a Loggerhead sea turtle (Caretta caretta). Animal under rehabilitation. Spain. January 2013.

Alex Mustard / Diver cleaning plastic from a dive site in Lembeh. The group of divers collected three large sacks (much bigger than the small collecting bag pictured) from an area about the size of two tennis courts...

Alex Mustard / Veined octopus (Amphioctopus marginatus) with a clam shell in front of its home in an old, metal paint pot. Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea.

David Tipling / Northern gannet (Morus bassanus) carrying rope for nest back to colony at Hermaness, Unst. Shetland, June

David Tipling / Northern gannet (Morus bassanus) carrying rope for nest back to colony at Hermaness, Unst. Shetland, June

Dimitris Poursanidis / Discarded plastic shoe in the sea, Crete, Greece, April.

Dimitris Poursanidis / Dead seagrass caused by anchors and discarded fishing net, Agia Pelagia cove, Crete, Greece. March 2013.

Seth Patterson / Green sea turtle (Chelonia mydas) entangled and drowned in the Brazos Santiago ship channel, Isla Blanca Park, South Padre Island, Texas, USA, May.

Seth Patterson / Blacktip shark (Carcharhinus limbatus) juvenile caught on illegal long-line fishing line washed ashore on Boca China beach, Texas, USA, May.

Seth Patterson / Blacktip shark (Carcharhinus limbatus) juvenile caught on illegal long-line fishing line washed ashore on Boca China beach, Texas, USA, May.

Seth Patterson / Green sea turtle (Chelonia mydas) juvenile entangled and drowned in the Brazos Santiago ship channel, Isla Blanca Park on South Padre Island, Texas, USA, May.

Ashley Cooper / Raw sewage emptying directly onto the beach from a pipe coming from a caravan park in Kilnsea, Spurn Point, Yorkshire, UK. August 2013

Ashley Cooper / Tourists collect plastic rubbish on a remote beach in Northern Svalbard, only about 600 miles from the North Pole. The plastic has been washed ashore from the sea by ocean currents. July 2013

Ashley Cooper / Tourists collect plastic rubbish on a remote beach in Northern Svalbard, only about 600 miles from the North Pole. The plastic has been washed ashore from the sea by ocean currents. July 2013

Ashley Cooper / Plastic rubbish on a remote beach in Northern Svalbard, only about 600 miles from the North Pole. The plastic has been washed ashore from the sea by ocean currents. July 2013

Ashley Cooper / Oil pollution in Lyme Regis harbour, probably from a fishing vessel, Dorset, UK. June 2012

Ashley Cooper / Plastic rubbish discarded in a lagoon on Funafuti Tuvalu. March 2007

Ashley Cooper / Exhaust emissions, the result of burning marine diesel in a ships engine. Marine diesel is one of the most polluting fuels in the world.

Ashley Cooper / Emissions from a passenger ferry burning marine diesel, which is one of the filthiest most polluting fuels.

Ashley Cooper / Emissions from a passenger ferry burning marine diesel, which is one of the filthiest most polluting fuels.

Ashley Cooper / Emissions from a passenger ferry burning marine diesel, which is one of the filthiest most polluting fuels.

Ashley Cooper / Exhaust emissions, the result of burning marine diesel in a ships engine. Marine diesel is one of the most polluting fuels in the world.

Ashley Cooper / Cruise ship off Illulisat, Greenland, July 2008.

David Fleetham / Plastic marine waste incuding fishing nets washed up by trade winds onto Molokai Island, Hawaii. July.

David Fleetham / Plastic waste discarded at sea washed up by trade winds onto Molokai Island, Hawaii. July.

David Fleetham / Plastic waste discarded at sea washed up by trade winds onto Molokai Island, Hawaii. July.

David Fleetham / Veined octopus (Octopus marginatus) using discarded bottle for a home, Anilao, Philippines.

David Fleetham / Underwater view of a message in a bottle floating on water surface.

David Fleetham / Manta ray (Manta birostris) entangled in and towing a fishing net. Yap, Micronesia.

Pal Hermansen / King eider duck (Somateria spectabilis) female with fishing hook caught in beak / mouth. Note the swollen head. Batsfjord, Finnmark, Norway, March.

Pal Hermansen / King eider duck (Somateria spectabilis) female with fishing hookcaught in beak / mouth. Note the swollen head. Batsfjord, Finnmark, Norway, March.

Pal Hermansen / King eider duck (Somateria spectabilis) female with fishing hookcaught in beak / mouth. Note the swollen head. Batsfjord, Finnmark, Norway, March.

Jiri Lochman / Crested tern (Sterna bergii) juvenile entangled in a fishing line, likely cut off by a fisherman after the bird swallowed the hooked bait. Australia.

Jiri Lochman / Crested tern (Sterna bergii) juvenile, entangled in a fishing line, likely cut off by a fisherman after the bird swallowed the hooked bait Australia.

Pedro Narra / Green Turtle (Chelonia mydas) nesting female on beach with discarded plastic bottle, Poilao Island, Bijagos archipelago, Guinea Bissau. Endangered species

Pedro Narra / Green Turtle (Chelonia mydas) nesting female on beach with discarded plastic bottle, Poilao Island, Bijagos archipelago, Guinea Bissau. Endangered species

Huw Cordey / Marine litter - mostly shoes (flip flops) and plastic bottles washed up on shore with Aldabra giant tortoise (Aldabrachelys gigantea). Cinq Cases, Aldabra Island, Indian Ocean

Huw Cordey / Marine litter - mostly shoes flip flops) and plastic bottles washed up on shore with Aldabra giant tortoise (Aldabrachelys gigantea). Cinq Cases, Aldabra Island, Indian Ocean

Huw Cordey / Pathway made of plastic shoes ( flip flops) washed up on the beach and collected within 20 metres of the middle of the picture. In the background is a Aldabra giant tortoise (Aldabrachelys gigantea)...

Doug Perrine / Black-footed albatross (Phoebastria nigripes), attempting to feed chick a tangle of monofilament fishing line coated with fish eggs; if the chick swallows the entire mass, it may die from an obstructe...

Doug Perrine / Carcass of Laysan albatross (Phoebastria immutabilis) chick showing gut full of man-made plastic and foam items. It probably starved after eating regurgitated plastic from its parents,which blocked...

Alex Mustard / Nudibranch (Tambja gabrielae) crawling on a discarded plastic water bottle, this individual was actually laying its eggs on the far side of the plastic bottle. Ambon Bay, Ambon, Maluku Archipelago, In...

Alex Mustard / Poss's scorpionfish (Scorpaenopsis possi) is trapped in a discarded fishing net, which has continued ghost fishing and is still killing fish. The photographer released this fish from the net after tak...

Alex Mustard / Discarded plastic bag which looks like a jellyfish in open water. East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.

Tui De Roy / Short tailed albatross (Phoebastria albatrus) sub adult with fish-hook and monofilament line embedded in throat. Tsubamezaki, Torishima Island, Japan. December.

Tui De Roy / Short tailed albatross (Phoebastria albatrus) subadults courting, one with fish-hook and monofilament line embedded in throat. Tsubamezaki, Torishima Island, Japan. December.

Tui De Roy / Short tailed albatross (Phoebastria albatrus) subadults courting, one with fish-hook and monofilament line embedded in throat. Tsubamezaki, Torishima Island, Japan. December.

Tui De Roy / Short tailed albatross (Phoebastria albatrus) subadult with fish-hook and monofilament line embedded in throat. Tsubamezaki, Torishima Island, Japan. December.

Tui De Roy / Waved albatross (Phoebastria irrorata) fishhook embedded in nesting albatross' throat. Punta Suarez, Espanola Island, Galapagos.