Silvery fish such as sardines can use their silvery skin to camouflage themselves from predators.
A teacher in Southwest Florida was injured after being hit by a fish that had fallen from the heavens.
Scientists believe the first creature with teeth was a fish that lived 380 million years ago.
One of the fingers lost by a wakeboarder in an accident has turned up months later inside a trout.
A team of bioengineers have taken cells from a rat's heart and used them to create a 'Franken-jelly'.
A new study suggests that dolphins may use complex nonlinear maths when hunting for fish.
Some whale sharks have developed the unique ability to suck fish straight out of the fishermen's nets.
Mark Sawyer got more than he bargained for when he reeled in a very unusual and bizarre type of fish.
A group of around 20 dolphins have been helping local fisherman with their yearly catch in Brazil.
A massive crab has been rescued by a fisherman and is now on its way to a British aquarium.
A 27-pound lobster the size of a small child has been caught after becoming trapped in a shrimp net.
Authorities have been investigating environmental factors that could have created a trout with two heads.
A number of gigantic amphipods measuring 10 times the regular size have been fished up from the depths.
The unusually coloured crustacean was saved from the dinner table when it was spotted at a fish market.
A three-eyed fish has been caught in a reservoir near a nuclear power plant in Argentina.
Jon Rowe snapped two mysterious shapes in the water while he was photographing a rainbow.
In a heartwarming story of survival, two goldfish survived 4 months without food after an earthquake.
The first ever pictures of a fish using a tool have been taken at Australia's Great Barrier Reef.
Lionfish have been invading reefs along the Florida coast and devastating ocean fish stocks.
Poisonous algae and jellyfish are being found in British waters due to warmer ocean temperatures