Fish have filled Earth's oceans, lakes and rivers for half a billion years, and while we know much about our aquatic friends, like the saying goes, there are plenty more fish in the sea to learn about.
Live Science brings you the latest discoveries about fish, from the fossils of giant ancient fish that likely preyed on humans' ancestors to the living unicorn-like blind fish dwelling deep in Chinese caves. We dive into facts about iconic aquatic animals like great white sharks, the world's largest predatory fish, and if you just want to stare at photos of the freakiest-looking fish, we’ve got you covered there too. Our expert writers and editors are here to serve all your aquatic curiosities with the latest fish news, features and articles.
Discover more about fish
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'I never thought we'd see one alive': Elusive goblin shark captured on camera for the first timeResearchers have filmed goblin sharks in the deep sea for the first time. Until now, these sharks had been seen alive only after being hauled up to the surface with fishing lines.
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First whole-genome sequence of a Greenland shark holds clues to their extreme longevityA genomic study of Greenland sharks, thought to be the longest-lived vertebrates on the planet, is hinting at the secrets to their epic lifespan and cancer resistance.
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'A combination of amazement and horror': Hitchhiker fish hide in manta ray buttholesHitchhiker fish known as remoras have a very unexpected hiding place: the rear ends of manta rays.
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Shark attacks in Hawaii spike in October, and scientists think they know whySharktober is real in Hawaii — and it's down to the reproductive pattern of predatory tiger sharks, an analysis of 30 years of data reveals.
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Never-before-seen adorable pink bumpy snailfish with funny little beard filmed in deep canyon off California coastResearchers at the Monterey Bay Aquarium Research Institute used remotely operated vehicles to find three new species of snailfish off the California coast.
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Fishers discover first-of-its-kind bright orange shark with two rare conditions in CaribbeanFishers caught a bright orange shark off Costa Rica that had albinism, alongside the species' first scientifically documented case of an extremely rare condition called xanthism.
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Thousands of bumblebee catfish captured climbing waterfall in never-before-seen footageScientists don't know much about the rare bumblebee catfish, native to the rivers of Brazil. One research team was lucky enough to observe thousands of them climbing to scale a waterfall, probably to find opportunities to mate.
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How to watch Shark Week 2025: Live TV & streaming schedule for Discovery specialAll the broadcast information, including full program guide and show synopses, so you can watch Shark Week 2025 from anywhere from July 20-26.
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Shark Week team discovers unusual 'black makos' off California coastWeird makos filmed off the California coast in a new Shark Week show raise questions about what these sharks actually are.
