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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

🇦🇷 Fish of Argentina

20 fish from Argentina, best known first.

Reef or sea River or lake Fishing harbour Fish market Aquarium or research City

🇦🇷 Argentina and 4 moreArgentinian silverside A large, adaptable silverside native to South America.Other · Rivers and lakes

🇧🇷 Brazil and 4 moreRed-bellied piranha A widespread South American freshwater fish known for its omnivorous diet and shoaling behavior.Other · Rivers and lakes

🇧🇷 Brazil and 4 moreGolden dorado A large predatory freshwater fish native to South America known for its golden colour.Other · Rivers and lakes

🇧🇷 Brazil and 3 moreSpotted sorubim A large South American catfish known for its spotted pattern and commercial value.Catfish · Rivers and lakes · 1829

🇧🇷 Brazil and 4 moreTiger shovelnose catfish Large striped South American river catfishCatfish · Rivers and lakes · 1862

🇳🇿 New Zealand and 3 moreCommon galaxias A small migratory fish of the Southern Hemisphere.Other · Rivers and lakes

🇳🇿 New Zealand and 3 morePouched lamprey Southern hemisphere migratory lamprey with a unique breeding pouchAncient · Rivers and lakes

Photo credits on this page

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

Golden dorado: David Morimoto (treez44est), CC BY-SA 2.0, source
Argentinian silverside: CHUCAO, CC BY-SA 3.0, source
Red-bellied piranha: Gregory Moine, CC BY 2.0, source
Spotted sorubim: Pablo Scarabotti, Tzipe Govezensky, Pablo Bolcatto & Rafael A. Barrio, CC BY 4.0, source
Tiger shovelnose catfish: Lerdsuwa, CC BY-SA 3.0, source
Common galaxias: Lycaon.cl, CC BY-SA 3.0, source
Pouched lamprey: Peter Anderson, CC BY-SA 4.0, source

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