Antarctic fur seal pup (Arctocephalus gazella) caught in fishing net on South Georgia, Southern Ocean, Polar Regions

Damaged left wing, specifically Plagiopatagium, of black flying-fox (Pteropus alecto) following barbed wire entanglement, Clothiers Creek, New South Wales, Australia, Pacific

Unviable damage to right wing of grey-headed flying-fox (Pteropus poliocephalus) following barbed wire entanglement, Murwillumbah, New South Wales, Australia, Pacific

Female black flying-fox (Pteropus alecto) in care following barbed wire entanglement, Hopkins Creek, New South Wales, Australia, Pacific

Damaged right wing, specifically Plagiopatagium, of male black flying-fox (Pteropus alecto) following barbed wire entanglement, Cudgen, New South Wales, Australia, Pacific

Unviable damage to right wing of grey-headed flying-fox (Pteropus poliocephalus) following barbed wire entanglement, Murwillumbah, New South Wales, Australia, Pacific

Gray Whale Calf, Eschrichtius robustus, dead with fishing net around flukes, Isla Tiburon, Sonora, Mexico

Striped dolphin (Stenella coeruleoalba) dead on a beach in Scilly Isles. Net markings on its skin indicate it died from fishing net entanglement. Isles of Scilly, UK

Dead female humpback whale (Megaptera novaeangliae) calf encountered in Frederick Sound, Southeast Alaska

Bottlenose dolphin (Tursiops truncatus aduncus) and Finless porpoise (Neophocaena phocaenoides) - died from net entanglement. Found on island off coa

Aerial of dead Humpback whale (Megaptera novaeangliae) caught in fishing line. Gulf of Maine, USA. (rr)

Dead female humpback whale (Megaptera novaeangliae) calf encountered in Frederick Sound, Southeast Alaska