Malachite kingfisher (Corythornis cristatus), Chobe National Park, Botswana, Africa

Kingfisher (Alcedo atthis), Yorkshire, England, United Kingdom, Europe

Osprey (Pandion haliaetus), in flight to its nest, Isla San Lorenzo, Baja California, Sea of Cortez, Mexico, North America

An African fish eagle (Haliaeetus vocifer), perching on a tree top, Chobe National Park, Botswana, Africa

Arc-eye hawkfish (Paracirrhites arcatus) perched on algae (Microdyction sp.), Ailuk atoll, Marshall Islands, Pacific

With such demands for Lake Victoria's Nile perch, the value of the fishery has risen considerably. Labour inflows into the fishery have increased along with growing demand. In 2004, there were 51,712, boats on the lake and 153,066 fishermen. All along the lakeshore, G®?boom townsG®ö have developed in response to the demands of fishing crews with money to spend from a dayG®ös fishing. These towns resemble shanties and have little in the way of services. Jinja, Uganda, East Africa

With such demands for Lake Victoria's Nile perch, the value of the fishery has risen considerably. Labour inflows into the fishery have increased along with growing demand. In 2004, there were 51,712, boats on the lake and 153,066 fishermen. Jinja, Uganda, East Africa

Kingfisher (Alcedo atthis) on rope looking into water next to boat with name Glasgow visible. Picture taken in Maryhill on the canal overlooking the city. Kingfishers perch on anything overlooking the water looking for fish to hunt.. , Scotland

Longnose Hawkfish (Oxycirrhites typus). Mabul Island, Borneo, Malaysia (RR)

Arc-eye hawkfish (Paracirrhites arcatus), Kailua-Kona, Hawaii, United States of America, Pacific

sea perch (Percomorphi). Cains, Queensland, Australia

sea perch (Percomorphi). Cains, Queensland, Australia

A thorny seahorse, Hippocampus hystrix, sits on a sponge covered perch, Bima Bay, Sumbawa, Nusa Tenggara, Indonesia, Pacific Ocean

West Indian manatee (Trichechus manatus), overgrown with moss, resting on the bottom, Grass perch, Green sunfish (Lepomis cyanellus) eats moss from manti, cleanerfish, Three Sisters Springs, Manti Sanctuary, Crystal River, Florida, USA, North America

Osprey (Pandion haliaetus), with fish in its talons on perch, Everglades National Park, Florida, USA

Osprey (Pandion haliaetus), with fish in its talons on perch, Everglades National Park, Florida, USA

Striped Parrotfish (Scarus croicensis), Philippines, Asia

Diver with a large shoal of Black Striped Salema (Xenocys jessiae), Cousin Rock, UNESCO World Heritage Site, Galapagos archipelago, Ecuador, Pacific Ocean

Diver with a large shoal of Black Striped Salema (Xenocys jessiae), Cousin Rock, UNESCO World Heritage Site, Galapagos archipelago, Ecuador, Pacific Ocean

Swabian cuisine, Ofenschlupfer with pike-perch, green beans with sauce arranged on plates, dill, Germany, Europe

Common kingfisher (Alcedo atthis) sits on branch, fish as prey, North Rhine-Westphalia, Germany, Europe

Common Kingfisher (Alcedo atthis) on a branch with a fish in its beak, North Hesse, Hesse, Germany, Europe

Great cormorant ( Phalacrocorax carbo) with captured European perch ( Perca fluviatilis) Hesse, Germany, Europe

Common kingfisher ( Alcedo atthis) on hideouts with fish, prey, Netherlands

Symbiotic behaviour Symbiosis of jewel perch vermillion seabass (Cephalopholis miniata) lies at cleaning stationwith mouth wide open showing teeth rows of teeth motionless in coral reef lets cleaner wrasse bluestreak cleaner wrasse (Labroides dimidiatus) rid itself of parasites, Indian Ocean, Mascarene Islands, Mauritius, Africa

Female pike-perch (Sander lucioperca) guarding clutch in nest on lake bottom, quarry pond with fresh water, Germany, Europe

A bald eagle (Haliaeetus leucocephalus) sits atop the Boardwalk Fish and Chips restaurant on Alaska's Homer Spit.

Typical of this family the Blackside hawkfish (Paracirrhites forsteri) has thick spines in it's pectoral fins to aid staying in place on it's coral perch, Hawaii, United States of America

Typical of this family, the Blackside Hawkfish (Paracirrhites forsteri) has thick spines in it's pectoral fins to aid staying in place on it's coral perch, Hawaii, United States of America

Young Girl Ice Fishing holding a Walleye, Wawa, Ontario

perch, Perca flluviatilis, Germany, Bavaria, Starnberger See

perch, Perca flluviatilis, Germany, Bavaria, Starnberger See

fish spawn, Germany, Starnberger See

perch, Perca flluviatilis, Germany, Bavaria, Starnberger See

perch, Perca flluviatilis, Germany, Bavaria, Starnberger See

perch, Perca flluviatilis, Germany, Bavaria, Starnberger See