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Freshwater fishes

The fish list

499 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.

EndangeredRarePopularPeacefulSmall (6 cm or less)Calm waterStrong flowSchoolingL-numbersWith photo ✓ Basic profiles too
Showing: River & region: South America (widespread) ✕

South America (widespread) 2 fish

Bronze corydoras

Bronze corydoras ≈

Corydoras · CorydorasStaple

  • 22–28°C
  • pH 6–8
  • Gentle
  • 2.8 in
  • Bottom
  • Mixed
  • Peaceful
  • 6+ group!
Widespread in South America

Bronze corydoras

Corydoras aeneus

Widespread in South America · stream

Temperature
22–28°C
pH
6–8
Adult size
2.8 in · 7 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Omnivore
Group
6+
Typical price
$3–6
Rarity
Pet-store staple
View full profile

Photo: Andrew Keller, CC0

Otocinclus

Otocinclus ≈

Catfish · OtocinclusStaple

  • 21–27°C
  • pH 6–7.5
  • Gentle
  • 1.6 in
  • Bottom/mid
  • Veg
  • Peaceful
  • 6+ group!
Streams across South America

Otocinclus

Otocinclus vittatus

Streams across South America · stream

Temperature
21–27°C
pH
6–7.5
Adult size
1.6 in · 4 cm
Flow
Gentle
Swims
Bottom and mid-water
Temperament
Peaceful
Diet
Grazer
Group
6+
Typical price
$4–7
Rarity
Pet-store staple
View full profile

Photo: No machine-readable author provided. Chle assumed (based on copyright claims)., CC BY-SA 3.0

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