Nick Upton / Common prawns (Palaemon serratus) and a Rock goby (Gobius paganellus) feeding on a dead Montagu's crab (Xantho hydrophilus) in a rockpool, Cornwall, England, UK, September.

Christophe Courteau / Common prawn {Palaemon serratus} amongst seaweed Brittany France

Kim Taylor / Common prawn {Palaemon / Leander serratus} newly hatched larva.

David Fleetham / Yellow Shrimp / Banded Prawn Goby (Cryptocentrus cinctus) lives with this blind snapping shrimp (Alpheus sp.) who is excavating their den. As pictured here, the shrimp always keeps an antennae touchin...

David Fleetham / Commensal Shrimp (Dasycaris) on wire coral. Tulamben area of Bali, Indonesia.

Ernie Janes / Boat fishing for prawns off Titchwell Beach Nature Reserve, with windfarm behind, Norfolk, England, UK, October.

Jean E. Roche / Prawns (Palaemonetes sp) caught during scientific research, La Gacholle. Camargue, France.

Nick Upton / Common prawns (Palaemon serratus) scavenging on a damaged Flat top shell (Gibbula umbilicalis) in a rockpool, Cornwall, England, UK, September.

Nick Upton / Common prawns (Palaemon serratus) feeding on a dead Montagu's crab (Xantho hydrophilus) in a rockpool, Cornwall, England, UK, September.

Nick Upton / Common prawns (Palaemon serratus) feeding on a dead Montagu's crab (Xantho hydrophilus) in a rockpool, Cornwall, England, UK, September.

Nick Upton / Common prawns (Palaemon serratus) and a Shanny (Lipophrys pholis) feeding on a dead Montagu's crab (Xantho hydrophilus) in a rockpool, Cornwall, England, UK, September.

Nick Upton / Common prawns (Palaemon serratus) feeding on a dead Montagu's crab (Xantho hydrophilus) in a rockpool, with a a Rock goby (Gobius paganellus) swimming past, Cornwall, England, UK, September.

Jen Guyton / Footprints in sand of women carrying baskets of prawns along beach, Beira, Mozambique June 2011

Georgette Douwma / Durban hinge-beak Prawns (Rhynchocinetes durbanensis). Indonesia.

Georgette Douwma / Durban hinge-beak Prawns (Rhynchocinetes durbanensis) perched on Sea squirt (Polycarpa aurata). Indonesia.

Pete Oxford / Prawns for sale, Suva Seafood Market, Viti Levu, Fiji, South Pacific, April 2014.

Pete Oxford / Prawns for sale, Suva Seafood Market, Viti Levu, Fiji, South Pacific, April 2014.

Staffan Widstrand / Shrimps and prawns caught in Pulicat Lake, India, January 2013.

Staffan Widstrand / Shrimps and prawns held in a man's hands, Pulicat Lake, India, January 2013., January 2013.

Staffan Widstrand / Shrimps and prawns caught in Pulicat Lake, India, January 2013.

Staffan Widstrand / Shrimps and prawns caught in Pulicat Lake, Tamil Nadu, India, January 2013.

Staffan Widstrand / Shrimps and prawns caught in Pulicat Lake, Tamil Nadu, India, January 2013.

Franco Banfi / Prawns (Nephrops norvegicus) for sale in the Market of Vis Island, Croatia, Adriatic Sea, Mediterranean

Juergen Freund / Nudibranch (Tambja afinis) with a Imperator commensal shrimp (Periclimenes imperator / Zenopontonia rex) hitchhicker, Raja Ampat, West Papua, Indonesia

Juergen Freund / Nudibranch (Tambja afinis) with a Imperator commensal shrimp (Periclimenes imperator / Zenopontonia rex) hitchhicker, Raja Ampat, West Papua, Indonesia

Christophe Courteau / Common prawn portrait {Palaemon serratus} Brittany France

Philip Stephen / Fishermen on the Banff-registered fishing vessel, Faithful, takes onboard a full catch of prawns in the North Sea, January 2006

Philip Stephen / The Banff-registered fishing vessel, Faithful, takes onboard a full catch of prawns in the North Sea, January 2006

Philip Stephen / The fishing vessel Saggitarius fights through the rough North Sea heading for auction with a catch of prawns, seagulls following

Philip Stephen / Fishing vessel "Norlan" trawling for prawns on the North Sea, June 2008.

Philip Stephen / The Banff-registered fishing vessel, Faithful, takes onboard a full catch of prawns in the North Sea, January 2006

Alex Mustard / 2020VISION / Large Prawn (Palaemon longirostris) standing on a Nudibranch (Tritonia hombergi), sheltering on dead man's fingers (Alcyonium digitatum) Loch Carron, Ross and Cromarty, Scotland, UK, April

Juan Carlos Munoz / Catch of prawns, Menorca, Balearic Islands, Spain, Mediterranean, July 2005

Juan Carlos Munoz / Catch of Cigalas /Dublin Bay prawn, Menorca, Balearic Islands, Spain, Mediterranean, July 2005

Juan Carlos Munoz / Crustaceans for sale at the fish market at Puerto de Chipiona, Costa de la Luz, Cadiz, Andalucia, Spain, March 2008

Juan Carlos Munoz / Catch of Mantis shrimp {Squillidae}, Puerto de Chipiona, Costa de la Luz, Cadiz, Andalucia, Spain, March 2008

Juan Carlos Munoz / Catch of Mantis shrimp {Squillidae}, Puerto de Chipiona, Costa de la Luz, Cadiz, Andalucia, Spain, March 2008

Tim Laman / Giant tiger shrimps {Penaeus japonicus} harvested from shrimp farm ponds, Sundarbans, Khulna Province, Bangladesh, March 2006

Chris Gomersall / Catch of Norway lobster / Dublin Bay prawns (Nephrops norvegicus) from Scottish trawler. Scotland.

Chris Gomersall / Scottish inshore trawler fishing for Dublin Bay prawns off the Isle of Mull, Inner Hebrides, Scotland. June.

Chris Gomersall / Scottish inshore trawler fishing for Dublin Bay prawns off the Isle of Mull, Inner Hebrides, Scotland. June.

Kim Taylor / Common prawn female with eggs {Palaemon / Leander serratus}

Kim Taylor / Common prawn {Palaemon / Leander serratus} developing eggs.

Kim Taylor / Common prawn female with eggs {Palaemon / Leander serratus}

Kim Taylor / Pair of Common prawns at night {Palaemon / Leander serratus} note eye reflection

Kim Taylor / Common Prawn (Leander serratus) nauplius larva, UK, captive.

Jane Burton / Common prawn {Palaemon serratus}. UK.

Kim Taylor / Common Prawn (Leander serratus) eggs showing eyes of developing larvae, UK, captive.

Kim Taylor / Common Prawn (Leander serratus) female with eggs. UK, captive.

Sue Daly / Anemone prawn {Periclimenes sagittifer} amongst anemone tentacles Jersey, Channel Isles, UK

Chris Packham / Common prawn, UK

GEORGETTE DOUWMA / Banded prawn goby pair {Cryptocentrus cinctus} with blind Alpeid shrimp at entrance to burrow. Shrimps maintain the burrow while Gobies act as lookout.

GEORGETTE DOUWMA / Banded prawn goby fish pair {Cryptocentrus cinctus} with alpeid shrimps, Borneo. Gobies live in burrow with blind prawn. Prawns maintain the burrow while Gobies act as lookout.

Nick Upton / Velvet swimming crab (Necora / Liocarcinus puber) and Common prawns (Palaemon serratus) in a rockpool. Rhossili, The Gower Peninsula, UK, July.

Nick Upton / Group of Common prawns (Palaemon serratus) foraging among boulders and shell fragments in a rockpool. Rhossili, The Gower Peninsula, UK, July.

Nick Upton / Two Common prawns (Palaemon serratus) foraging in a rockpool near a Flat top shell (Gibbula umbilicalis). Rhossili, The Gower Peninsula, UK, July.

Nick Upton / Two Common prawns (Palaemon serratus) foraging among boulders and shell fragments in a rockpool. Rhossili, The Gower Peninsula, UK, July.

Philip Stephen / MFV "Excel", a fishing vessel at sea trawling for Prawns. April 2005.

Philip Stephen / North Sea prawns processed and ready to be stowed below in the fish-hold aboard a fishing vessel.

Philip Stephen / M.F.V. "Ocean Pioneer" fishing for Prawns in a force 8 gale on the North Sea. February 2005.

Philip Stephen / Motor fishing vessel (MFV) "Uberous" twin trawling for Prawns on the North Sea, March 2005.

Philip Stephen / M.F.V. "Loranthus" fishing for prawns on a calm North Sea. April 2005.

Philip Stephen / Fishing vessel "M.F.V. Aurelia" twin trawling for Prawns on the North Sea, June 2005.

Philip Stephen / Banff-registered fishing vessel "Good Design", trawling for Prawns on the North Sea. May 2004.

Rick Tomlinson / Crew of "Timoneer" catch some Alaskan King Prawns, Southeast Alaska.

Philip Stephen / Fishing vessel "Replenish" trawling for prawns, North Sea, 2005.

Philip Stephen / Freshly caught prawns and herring aboard a fishing boat.

Philip Stephen / Prawns processed and ready to be stowed below in the fish-hold aboard a fishing vessel.

Jim Brandenburg / Fisherman's catch of prawns, China

Juergen Freund / Shrimp Philippines

Juergen Freund / Fishermans catch of shrimps Donsol Philippines

Philippe Clement / Shrimpers sorting catch from shrimp drag net / dragnet on the beach caught along the North Sea coast at dusk, Belgium. June

Philippe Clement / Shrimper sorting catch from shrimp drag net on the beach caught along the North Sea coast, Belgium. June

Philippe Clement / Shrimper's catch from shrimp drag net on the beach showing shrimps, crabs and fish like sole, lesser weever, mackerel caught along the North Sea coast, Belgium. June