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  1. Fact files
  2. /
  3. animals
  4. /
  5. Fish

Fish

Discover the fascinating creatures that inhabit our vast oceans. These cold-blooded vertebrates have gills, which are specialised organs allowing them to breathe underwater.

Group of Caribbean reef sharks
Vulnerable

Selachimorpha

Shark

Sharks are often characterised as vicious killers, but in reality, they’re a diverse and endangered group of creatures that add tremendous value to marine ecosystems.

Catfish underwater with it's mouth open
Least Concern

Siluriformes

Catfish

With thousands of species and countless individuals, catfish are among the most abundant and adaptable freshwater fish on Earth. These remarkable creatures don’t just swim – they can walk on land, climb walls, and even breathe air, making them one of the most surprising fish in nature. 

Group of stingrays in blue sea
Vulnerable

Myliobatoidei

Stingray

Stingrays are flat, disk-shaped fish with venomous barbed tails. They can typically be found gliding along the floor of shallow, coastal waters in temperate and tropical seas. 

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A close-up underwater photo of a salmon swimming through a body of water
Least Concern

Oncorhynchus, Salmo salar

Salmon

Salmon are sleek, powerful fish found in the Atlantic and Pacific Oceans and rivers across all continents except Antarctica. They are known for their strong migratory instincts – returning to the rivers in which they were born, and their athleticism to leap great heights out of water.