Fish guide prioritized for South America.
Browse published fish with real images, identification points, water type, and cautious local context. Region changes the order, not the search scope.
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Amazon basin fish, introduced tilapia, peacock bass, carp, and coastal targets are prioritized.
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Showing 12 of 1045 published fish
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Arapaima
Arapaima gigas
Arapaima gigas is one of the world’s largest freshwater fish, native to the Amazon Basin. It breathes air and often rolls or gulps at the surface, making it easy to notice but very challenging to land.
Common Carp
Cyprinus carpio
A widespread freshwater fish with large scales, barbels, and strong bottom-feeding behavior.
Golden Dorado
Salminus brasiliensis
Golden dorado is a large, toothy South American characiform prized as a hard-fighting predator in warm river systems. It hunts aggressively in current and often ambushes prey around structure, drop-offs, and riffles.
Largemouth Bass
Micropterus salmoides
A highly recognizable North American freshwater predator with a large mouth and green flank pattern.
Peacock Bass
Cichla ocellaris
Peacock bass (Cichla ocellaris) is a large, colorful Amazonian cichlid with a predatory streak and a prominent tail ocellus. It thrives in warm lowland waters and is prized as a hard-hitting sport fish where introduced or native.
Rainbow Trout
Oncorhynchus mykiss
A cold-water salmonid recognized by a pink lateral band, dark spots, and active feeding behavior.
Red Snapper
Lutjanus campechanus
A reef-associated saltwater target with a red body, spiny dorsal fin, and strong structure-oriented behavior.
Redtail Catfish
Phractocephalus hemioliopterus
Redtail Catfish is a giant Amazonian catfish prized by anglers and aquarium keepers. It lives in large tropical rivers and floodplains, growing fast and feeding opportunistically on fish, crustaceans, and carrion.
Aba
Gymnarchus niloticus
Gymnarchus niloticus – the aba, aba aba or frankfish – is an electric fish, living at the bottoms of rivers and lakes. It is the only species in the genus Gymnarchus and the family Gymnarchidae, within the order Osteoglossiformes. It is a long slender fish with no pelvic or anal fins, and a tail fin shaped like a rat's tail. It swims using its elongated dorsal fin, allowing it to keep its body...
Abbott's Moray
Gymnothorax eurostus
Abbott's moray is a reef-associated moray eel known from tropical Indo-Pacific waters, but species-level natural history is not as well documented as for more common reef fishes. It hides in crevices by day and emerges at night to hunt fish and crustaceans.
Abdurahmanov's pugolovka
Benthophilus abdurahmanovi
Abdurahmanov's pugolovka is a brackishwater fish of family Gobiidae. It is found in the northern Caspian Sea and the lower reaches of the rivers Volga and Terek. FishBase treats this taxa as a subspecies of the Azov tadpole goby, and is reported as Benthophilus magistri abdurahmanovi.
Abe's Angelfish
Centropyge abei
Centropyge abei is a species of marine ray-finned fish, a small marine angelfish belonging to the family Pomacanthidae. It is found in the western Pacific Ocean.