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RiversEl Niño seen disrupting fish migration patterns SpeciesScientists Discover Mysterious New Fish in the Red Sea – and Have Never Seen It Again OceanEye to eye with Britain's hidden sharks at SharkAdemy - Oceanographic RiversIn October, biologists surveying a New York harbor for invasive fish pulled up a bright yellow one. It wasn't an invasive species at all OceanShedd Aquarium Sends Shark Eggs to Bolster Wild Populations SpeciesA rare fish has been found in Lake Ontario, North America, whose entire body is golden. It is a nati..OceanThe Great Sea Reef Is Fiji’s Wildest Dive, and a New Frontier for Conservation OceanEckerd College professor contributes to designating Biscayne Bay an Important Shark and Ray Area SpeciesRio Verde Grande Survey Identifies Fifty-Three Fish Species Facing Flow Reductions FisheriesAdams River Salmon Run in Thompson-Nicola RiversEl Niño seen disrupting fish migration patterns SpeciesScientists Discover Mysterious New Fish in the Red Sea – and Have Never Seen It Again OceanEye to eye with Britain's hidden sharks at SharkAdemy - Oceanographic RiversIn October, biologists surveying a New York harbor for invasive fish pulled up a bright yellow one. It wasn't an invasive species at all OceanShedd Aquarium Sends Shark Eggs to Bolster Wild Populations SpeciesA rare fish has been found in Lake Ontario, North America, whose entire body is golden. It is a nati..OceanThe Great Sea Reef Is Fiji’s Wildest Dive, and a New Frontier for Conservation OceanEckerd College professor contributes to designating Biscayne Bay an Important Shark and Ray Area SpeciesRio Verde Grande Survey Identifies Fifty-Three Fish Species Facing Flow Reductions FisheriesAdams River Salmon Run in Thompson-Nicola

EveryFish

Very large: 1.5 to 4 m

Tuna, marlin, sturgeon, the larger sharks and rays. 203 fish.

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🇧🇷 Brazil and 4 moreRedtail catfish A large South American catfish known for its red tail and popularity in the aquarium trade.Catfish · Rivers and lakes

🇹🇭 Thailand and 2 moreGiant pangasius A large freshwater catfish from Southeast Asia, now critically endangered due to overfishing and habitat loss.Catfish · Rivers and lakes · 1931

🇺🇦 Ukraine and 4 moreWels catfish A large freshwater catfish native to Europe and Western Asia, known for its size and bottom-feeding habits.Catfish · Rivers and lakes · 1758

🇧🇷 BrazilPiraíba A massive Amazonian catfish known for its long barbels and role as an apex predator.Catfish · Rivers and lakes

🇮🇳 India and 1 moreGoonch catfish A massive river catfish native to South Asia.Catfish · Rivers and lakes

Photo credits on this page

The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.

Redtail catfish: George Chernilevsky, CC BY-SA 4.0, source
Giant pangasius: Gv-fishing, CC BY-SA 3.0, source
Wels catfish: Dieter Florian (To contact the author, ask the uploader or take a look, CC BY-SA 3.0 de, source
Piraíba: Carl H. Eigenmann / Barton Appler Bean, Public domain, source
Goonch catfish: Henry Sullivan Thomas, Public domain, source

The weekly digest

Every Monday: the fish of the day, new pages on EveryFish, and the conferences and anniversaries of the week ahead.