Freshwater fishes
542 species, each with the water it needs, who it gets along with, and where it comes from. Find one, or browse by family, genus or river.
Chindongo saulosi
Lake Malawi: Taiwan Reef only, ~9 km NW of Chizumulu Island, Malawi · lake
Predator. Eats any fish that fits in its mouth.
Hard water. Needs hard, alkaline water, like its rift lake.
Photo: Gerard Delany, CC BY-SA 4.0
Pará, Brazil. Sources differ on the exact river. · rapids
Cream with bold black spots and a spiny body. Grows to about 35 cm and is aggressive.
Photo: Whaldener Endo, CC0
Cyphotilapia frontosa
Northern Lake Tanganyika: deep rocky slopes 15-70 m, Cape Tembwe to Bulu Point · lake
Predator. Eats any fish that fits in its mouth.
Hard water. Needs hard, alkaline water, like its rift lake.
Photo: Maha Dinesh, CC BY-SA 3.0
Scobinancistrus aureatus
Rio Xingu, Brazil · rapids
Yellow spots and orange fin edges. A big snail-eater that needs a large tank.
Photo: Gabriel Lelis Togni, CC BY 3.0
Plecos · HypancistrusRare
Hypancistrus seideli
Rio Xingu, Pará, Brazil · river
Grading is by how much white shows, and the whitest fish sell for the most. Best at 29–30°C with strong flow and protein-heavy food.
Unknown origin · rapids
Large white spots on black. A big snail-eater that grows to about 30 cm, so it needs a large tank.
Leporacanthicus galaxias
Rio Tocantins and nearby Pará rivers, Brazil · rapids
The vampire pleco. Beautiful, but it gets large and bullies smaller plecos.
Leporacanthicus triactis
Orinoco, Venezuela · rapids
Eats snails and holds a cave firmly. Can be rough with smaller plecos.
Cichlids · AulonocaraCR
Aulonocara baenschi
Lake Malawi: western shore sand-rock zones at Usisya, Nkhomo Reef, Benga, Maleri Is., Chipoka · lake
Predator. Eats any fish that fits in its mouth.
Hard water. Needs hard, alkaline water, like its rift lake.
Xingu and Tapajós basins, Brazil · rapids
Big white spots on black with white fin edges. Striking, but big and territorial.
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