Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
fish
References & Edit History Related Topics
Images & Videos
A porcupine fish in the Andaman Sea tiger shark lamprey opah (Lampris guttatus) harlequin fish pencil fish oyster toadfish
How do fish survive under icy lakes in winter?
Watch footage of the deepest fish ever caught on camera
All about ray fins: Seahorses, trunkfish, and more
For Students
default image
fish summary
Quizzes
Dromedary camels (Camelus dromedarius). Animals, mammals.
Ultimate Animals Quiz
Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
Animal Group Names
Lion (panthera leo)
Deadliest Animals Quiz
Young chimpanzee dressed in a shirt and sweater vest, scratching his head thinking. (primates)
Wild Words from the Animal Kingdom Vocabulary Quiz
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
Related Questions

fish: Related Content

verifiedCite
While every effort has been made to follow citation style rules, there may be some discrepancies. Please refer to the appropriate style manual or other sources if you have any questions.
Select Citation Style
Share
Share to social media
URL
https://www.britannica.com/facts/fish

News •

'Fish helped me recover from a car crash and now I sell them' • Dec. 20, 2025, 6:58 PM ET (BBC)

Photos and Videos

A porcupine fish in the Andaman Sea
tiger shark
lamprey
opah (Lampris guttatus)
harlequin fish
pencil fish
oyster toadfish
tropical two-wing flying fish
mosquitofish (Gambusia affinis)
bluefin tuna
How do fish survive under icy lakes in winter?
Watch footage of the deepest fish ever caught on camera
All about ray fins: Seahorses, trunkfish, and more
See how sea creatures have evolved different adaptations to both catch prey and avoid becoming prey
Examine commensalism among fish species such as shrimp, the neon goby, and moray eels
See All Videos and Images →

Related Topics and References

Topics
Dig Deeper: More Articles That Discuss This Topic

Key People

David Starr Jordan
David Starr Jordan
American educator
Louis Agassiz
Louis Agassiz
Swiss-American scientist and educator
Eugenie Clark
Eugenie Clark
American ichthyologist
Rafinesque, Constantine Samuel
Constantine Samuel Rafinesque
Turkish naturalist
default image
Étienne de La Ville-sur-Illon, comte de Lacépède
French naturalist and politician
default image
Lev Simonovich Berg
Russian geographer and zoologist

Related Quizzes

Young chimpanzee dressed in a shirt and sweater vest, scratching his head thinking. (primates)
Wild Words from the Animal Kingdom Vocabulary Quiz
Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
Animal Group Names
Dromedary camels (Camelus dromedarius). Animals, mammals.
Ultimate Animals Quiz
Nine-Banded Armadillo.
A Is for Animal Quiz
Lion (panthera leo)
Deadliest Animals Quiz
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
The bearded vulture (Gypaetus barbatus) is seen in Switzerland on December 2024
Animal Factoids
Encyclopaedia Britannica thistle graphic to be used with a Mendel/Consumer quiz in place of a photograph.
36 Questions from Britannica’s Most Popular Science Quizzes
Lion (panthera leo)
Deadliest Animals Quiz
tropical two-wing flying fish (Exocoetus volitans). Beloniformes, ichthyology, fish plates, marine biology, tropical two wing flying fish, tropical two-wing flyingfish, tropical two wing flyingfish, tropical fish, fishes, animals.
Know Your Fish Quiz