Paul D Stewart / Illustration of 'The Entomologist'. Rare copper print with original hand colouring, drawn by George Spratt, printed by George Madely, and sold individually as part of a series through Charles Tilt's F...

Dan Burton / Two little boys enjoying a pond safari day at the Arundel Wetlands trust, Sussex, UK, where children go netting and catch species of animals and insects in the ponds. Model released July 2010

Stephen Dalton / Barn owl (Tyto alba) in flight, flying down to catch rat prey, UK, manipulated image (controlled conditions rat protected by sheet of perspex)

Flip Nicklin / Vaquita (Phocoena sinus) by-catch casualty, Baja California, Mexico

Jeff Rotman / Diver examining hooked Swordfish {Xiphias gladius} caught on longline fishing hook, underneath boat, Cocos Island, Costa Rica, Pacific Ocean, WHS

Jabruson / Bushmeat trade on roadside with a young boy stands near his father's forest catch consisting of Blue Duiker (Cephalophus monticola) and Palm Civet (Nandinia binotata). Often purchased by traders for r...

Jabruson / Bushmeat trade on roadside with a young boy stands near his father's forest catch consisting of Blue Duiker (Cephalophus monticola) and Palm Civet (Nandinia binotata). Often purchased by traders for r...

Mark Carwardine / Spinner dolphin drowned in fishing net {Stenella longirostris} Sri Lanka

Bert Willaert / Juvenile Red-backed shrike (Lanius collurio) with eye hood, used by falconers to catch birds of prey for domestication, Georgia, September.

Steven Kazlowski / Arctic char (Salvelinus alpinus) catch held by silhouetted woman at sunset, 1002 coastal plain of the Arctic National Wildlife Refuge, North Slope, Alaska, USA

Jeff Rotman / Green Turtle (Chelonia mydas) catch shown off by Miskito Indian fishermen, Puerto Cabezas, Nicaragua, Caribbean Sea Model released.

Jeff Rotman / Common thresher sharks (Alopias vulpinus) dead shark catch being brought to shore by gill net fishermen, Huatabampo, Mexico, Sea of Cortez, Pacific Ocean. Model released. May 2008. Model released.

Matthias Breiter / Coho Salmon (Oncorhynchus kisutch) catch hauled in by fishermen, Sitka Sound, Alaska

Michael Pitts / Dead Green Turtle (Chelonia mydas) entangled in rope floating at the sea surface. Near Karan Island, Arabian Gulf.

Jeff Rotman / Catch of Yellowtail flounder (Limanda ferruginea) in pile on fishing boat deck, about to be sorted by size. Stellwagon Bank, New England, USA, Atlantic Ocean, October Model released.

Jeff Rotman / Catch of Yellowtail flounder (Limanda ferruginea) in pile on fishing boat deck, about to be sorted by size. Stellwagon Bank, New England, USA, Atlantic Ocean, October

Jeff Rotman / Catch of Yellowtail flounder (Limanda ferruginea) in pile on fishing boat deck, about to be sorted by size. Stellwagon Bank, New England, USA, Atlantic Ocean, October

Juergen Freund / Circle or C-hooks vs. traditional J-hooks of longline tuna fishing boat of Nutrindo Freshfood International, Sulawesi, Indonesia, October 2009. Changing from the classic J hook to C hooks can dramatic...

Nick Upton / Pelagic trawler "L'Avenir" towing "Yves Julien" back to Port St. Louis de Rhone, followed by Yellow-legged gulls (Larus michahellis) feeding on by-catch thrown overboard. France, May 2010.

Nick Upton / Yellow-legged gull (Larus michahellis) flock feeding on by-catch thrown overboard by a trawler. France, May 2010.

David Woodfall / Putcher fisherman retrieving a Trigger fish (Balistes capriscus) from putcher baskets on Severn estuary. This catch is indicative of climate change and warming seas. This traditional way of fishing is...

David Woodfall / Putcher fisherman retrieving a Trigger fish (Balistes capriscus) from putcher baskets on Severn estuary. This catch is indicative of climate change and of warming seas. This traditional way of fishing...

David Woodfall / Traditional salmon fisherman (putchers in background) with Atlantic salmon (Salmo salar)catch. This traditional Severn Estuary way of life is threatened by the proposed barrage. July 2009

Suzi Eszterhas / Rescued chimpanzees (Pan troglodytes) being shown by Rodney Lemata (Caretaker) how to use twigs as tools to catch insects. Ngamba Island Chimpanzee Sanctuary, Uganda, Africa. Captive, June 2009. model...

GEORGETTE DOUWMA / Dash-and-dot goatfish (Parupeneus barberinus) digging in coral rubble for prey, accompanied by a Yellowtail coris (Coris gaimard) hoping to catch any escaping prey. Misool, Raja Ampat, West Papua, Ind...

Laurie Campbell / Gannets (Morus bassanus), feeding upon fish by catch thrown from fishing boat, Bass Rock, Firth of Forth, Scotland, April

Wild Wonders of Europe / Peltomä / Dalmatian pelicans (Pelecanus crispus) waiting to catch fish thrown by fisherman, Lake Kerkini, Macedonia, Greece, February 2009

Wild Wonders of Europe / Peltomäki / Four Dalmatian pelicans (Pelecanus crispus) looking up to catch fish thrown by fisherman, Lake Kerkini, Macedonia, Greece, February 2009

Wild Wonders of Europe / Peltomä / Dalmatian pelicans (Pelecanus crispus) attempting to catch fish thrown by fisherman, Lake Kerkini, Macedonia, Greece, February 2009

GEORGETTE DOUWMA / Dash-and-dot goatfish (Parupeneus barberinus) grubbing in sand, closely watched by a Spinecheek (Scolopsis sp., an undescribed species) hoping to catch escaping prey. Bali, Indonesia

GEORGETTE DOUWMA / Longbarbel goatfish (Parupeneus macronema) foraging over sea grass, accompanied by wrasse hoping to catch escaping prey. Red Sea, Egypt

GEORGETTE DOUWMA / Dash-and-dot goatfish (Parupeneus barberinus) grubbing in sand for prey, closely watched by Longbarbel goatfish (Parupeneus macronema) and a Twoline spinecheek (Scolopsis bilineatus) hoping to catch e...

GEORGETTE DOUWMA / Longbarbel goatfish (Parupeneus macronemus) feeding in seagrass accompanied by wrasses hoping to catch escaping prey. Egypt, Red Sea

Miles Barton / Pygmy blue tongued skink (Tiliqua adelaidensis) feeding on mealworm on fishing line, a technique used by scientists and conservationists to catch them, and being filmed with straightscope lens. Burra,...

Miles Barton / Pygmy blue tongued skink (Tiliqua adelaidensis) feeding on mealworm on fishing line, a technique uded by scientists and conservationists to catch them. Burra, South Australia

Warwick Sloss / Traditional fishermen on boat using Smooth indian river otters {Lutra perspicillata} to catch fish, rewarding otters by feeding them with fish, Ganges/Brahmaputra delta, Sunderbans, Bangledesh

Warwick Sloss / Traditional fishermen on boat using Smooth indian river otters {Lutra perspicillata} to catch fish, rewarding otters by feeding them with fish, Ganges/Brahmaputra delta, Sunderbans, Bangledesh

Piotr Naskrecki / Ogre-faced Spider (Dinopis sp) with cockroach prey, the spider re-uses the old net if it is not damaged by the previous catch, Guyana

Nick Gordon / Two Red faced spider monkeys (Ateles paniscus chamek) hanging by prehensile tails to catch early warming sun rays, Amazonia, Brazil

Chris Gomersall / Landing the day's catch of Atlantic cod (Gadus morhua) watched by hungry northern fulmars (Fulmarus galcialis) Iceland. July 2006

GEORGETTE DOUWMA / Spotted moray {Gymnothorax moringua} hunting over coral rubble, followed by Spanish hogfish {Bodianus rufus} and Bar jack {Caranx ruber} hoping to catch escaping prey, Bonaire, Antilles, Caribbean

Martha Holmes / Fishing boat hauling in Herring catch, surrounded by seagulls, Tysfjord, Norway

GEORGETTE DOUWMA / Common octopus {Octopus vulgaris} hunting on coral rubble, closely watched by Spanish hogfish {Bodianus rufus} and a Grouper, hoping to catch escaping prey. Bonaire, Netherlands Antilles, Caribbean, A...

GEORGETTE DOUWMA / Common octopus {Octopus vulgaris} hunting on coral rubble, closely watched by Spanish hogfish {Bodianus rufus} and a Grouper, hoping to catch escaping prey. Bonaire, Netherlands Antilles, Caribbean

Flip Nicklin / Vaquita (Phocoena sinus) killed in gill net intended for sharks, Sea of Cortez near San Felipe, Mexico

Norbert Wu / Shrimp trawl catch, shrimp trawling results in tremendous bycatch and waste, up to 12 times bycatch for one pound of shrimp, Gulf of Mexico, Texas

Tui De Roy / Illegal gillnet fishing officially banned since 1989 Illicit gill nests snare baby sharks in mangrove nurseries, Academy Bay, Santa Cruz Island, Galapagos Islands, Ecuador

Tui De Roy / Shark killed by gill net which have been illegal since 1989 Gill nets snare baby Sharks daily in critical mangrove nurseries, Academy Bay, Santa Cruz Island, Galapagos Islands, Ecuador

Norbert Wu / Shrimper culling his catch, up to 12 times bycatch for one pound of shrimp, populations and habitat threatened by too many trawlers, Texas, USA, Gulf of Mexico

Norbert Wu / Swordfish (Xiphias gladius) caught in fishing net, population is threatened by overfishing, worldwide, Sardinia, Italy, Mediterranean sea

Norbert Wu / Swordfish (Xiphias gladius) worldwide, can tolerate temperatures of five degrees Celsius and dive to 650 meters, uses sword to kill prey such as squid, can grow to 14 feet and 1200 pounds, Sardinia, I...

Norbert Wu / Shrimper culling his catch, up to 12 times bycatch for one pound of shrimp, populations and habitat threatened by too many trawlers, Texas, USA, Gulf of Mexico

Tui De Roy / Illegal gillnet fishing officially banned since 1989 Illicit gill nets snare baby sharks in mangrove nurseries, Academy Bay, Santa Cruz Island, Galapagos Islands, Ecuador

Flip Nicklin / Harbor Porpoise (Phocoena phocoena) which had been accidentally caught in a herring trap being hydrated by researchers and fisherman, Bay of Fundy, animal was subsequently tagged and released, Canada

Flip Nicklin / Vaquita (Phocoena sinus) by-catch mortality, caught in gill net for sharks and other fish, Gulf of California, Mexico

Flip Nicklin / Vaquita (Phocoena sinus) by-catch casualty caught in gill net for sharks and other fish, Gulf of California, Mexico

Flip Nicklin / Vaquita (Phocoena sinus) by-catch casualty caught in gill net for sharks and other fish, Gulf of California, Mexico

Flip Nicklin / Vaquita (Phocoena sinus) by-catch mortality, caught in gill net for sharks and other fish, Gulf of California, Mexico

Juergen Freund / Bamboo raft occupied by Rakit custodian who attracts fish from deep waters with lanterns at night for fishermen to catch at dawn. Boats pay to fish in a Rakit area. 2000 Indonesia

Juergen Freund / Funae fishermen fishing for Tuna in Rakit area, Indonesia. Rakit is a small bamboo raft occupied by custodian who attracts fish from deep waters with lanterns at night for other fishing boats to catch...

Juergen Freund / Funae fishermen use Anchovy bait to catch Tuna at sunrise in Rakit area, Indonesia. Rakit is a thatched hut on a raft occupied by custodian who attracts fish to surface with lanterns. Boats pay to fis...

Juergen Freund / Funae fishermen use Anchovy bait to catch Tuna in Rakit area, Indonesia. Rakit is a thatched hut on a small bamboo raft occupied by custodian who attracts fish with lanterns at night Boats pay to fish...

Jeff Rotman / Hawksbill turtle {Eretmochelys imbricata} hooked on long-line shark fishing gear

Jeff Rotman / Hawksbill turtle {Eretmochelys imbricata} hooked on long-line shark fishing gear

ASHISH SHANTHI CHANDOLA / Wild Indian elephant captured by Khamti people, Arunachal Pradesh, NE India. Khamtis are

Neil Lucas / Bottlenose dolphins catch fish by stranding them {Tursiops truncatus} South Carolina, USA

Jeff Rotman / Diver releases hooked Manta Ray {Manta birostris} caught on longline fishing hook, Cocos Island, Costa Rica, Pacific Ocean, WHS Model released.

Jeff Rotman / Diver inspecting Black Marlin {Makaira indica} caught on longline fishing hook, Cocos Island, Costa Rica, Pacific Ocean, WHS Model released.

Juergen Freund / Funae fishermen catch Tuna at sunrise in Rakit area, Indonesia. Rakit is a small bamboo raft occupied by custodian who attracts fish with lanterns at night. Boats pay to fish in a Rakit area. 2000

Juergen Freund / Rakit at sunrise, Indonesia. Thatched hut on a small bamboo raft occupied by custodian who attracts fish from deep waters with lanterns at night for other fishing boats to catch at dawn. Boats pay to...

Juergen Freund / Seahorses caught in trawler fish catch on boat. Sulu-sulawesi seas, Indo-pacific

Jeff Rotman / Hawksbill turtle hooked on long line {Eretmochelys imbricata} Cocos Island, Costa Rica, Pacific Ocean

Rob Jordan / 2020VISION / Derek Purvis (left) and another boatman preparing a boat and nets for a 'run' on the River Tweed, casting the net to catch migratory Atlantic salmon (Salmo salar) and Sea trout (Salmo trutta) for moni...

Rob Jordan / 2020VISION / Boatman rowing on the River Tweed rowing trailing nets for a 'run' on the river to catch migratory Atlantic salmon (Salmo salar) and Brown trout (Salmo trutta) for monitoring by The Tweed Foundation s...

David Woodfall / Fisherman removing seaweed from putcher baskets. These baskets are used as a traditional method to catch Atlantic salmon. This way of life is potentially threatened by proposed tidal barrage. River Se...

David Woodfall / Approaching rainstorm viewed through fishing putcher basket on the Severn estuary. These baskets are used as a traditional method to catch Atlantic salmon. This way of life is potentially threatened...

David Woodfall / Fisherman removing seaweed from putcher baskets. These baskets are used as a traditional method to catch Atlantic salmon. This way of life is potentially threatened by proposed tidal barrage. River Se...

David Woodfall / Fisherman removing seaweed from putcher baskets. These baskets are used as a traditional method to catch Atlantic salmon. This way of life is potentially threatened by proposed tidal barrage. River Se...

David Woodfall / Putcher basket station on the Severn Estuary. These baskets are used as a traditional method to catch Atlantic salmon, and this way of life is potentially threatened by proposed tidal barrage. River S...

David Woodfall / Putcher basket station on the Severn Estuary. These baskets are used as a traditional method to catch Atlantic salmon, and this way of life is potentially threatened by proposed tidal barrage. River S...

David Woodfall / Fisherman removing seaweed from putcher baskets. These baskets are used as a traditional method to catch Atlantic salmon. This traditional way of life is potentially threatened by proposed tidal barra...

Flip Nicklin / Vaquita (Phocoena sinus) porpoise killed as by-catch in gill net meant for sharks and other fish photographed by Carlos Navarro, Gulf of California, Mexico

Flip Nicklin / Vaquita (Phocoena sinus) porpoise killed as by-catch in gill net meant for sharks and other fish measured by Carlos Navarro, Gulf of California, Mexico

Pete Oxford / Bottlenose Dolphin (Tursiops truncatus) head carried by man, a victim of bycatch, small fishing village of Lavanono on the southern coast of Madagascar

Flip Nicklin / Biologist documenting dolphin bycatch, Sri Lanka

Flip Nicklin / Vaquita (Phocoena sinus) by-catch mortality, caught in gill net for sharks and other fish, Gulf of California, Mexico