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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.

EndangeredRarePopular✓ PeacefulSmall (6 cm or less)Calm waterStrong flowSchoolingL-numbers✓ With photo Basic profiles too
Showing: Rarity: Uncommon ✕

Uncommon 4 fish

Candy stripe

L015
Candy stripe ≈

Plecos · PeckoltiaUncommon

  • 25–30°C
  • pH 5.5–7.5
  • Gentle
  • 4 in
  • Bottom
  • Mixed
  • Peaceful

A small Peckoltia with bold yellow and dark bands.

Lower Amazon and Xingu basins, Brazil

Candy stripe

L015

Peckoltia vittata

Lower Amazon and Xingu basins, Brazil · river

Temperature
25–30°C
pH
5.5–7.5
Adult size
4 in · 10 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Omnivore
Breeding
Moderate
Typical price
$30–70
In Canada
Occasional
Rarity
Uncommon

A small Peckoltia with bold yellow and dark bands. Peaceful, and a different genus from L236.

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Photo: Gabriel Lelis Togni, CC BY 3.0

Starlight bristlenose

L183
Starlight bristlenose ≈

Plecos · AncistrusUncommon

  • 23–28°C
  • pH 5.5–7.5
  • Gentle
  • 6 in
  • Bottom
  • Mixed
  • Peaceful

Black with white stars and white fin edges.

Rio Negro, Brazil

Starlight bristlenose

L183

Ancistrus dolichopterus

Rio Negro, Brazil · river

Temperature
23–28°C
pH
5.5–7.5
Adult size
6 in · 15 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Omnivore
Breeding
Easy–moderate
Typical price
$25–80
In Canada
Occasional
Rarity
Uncommon

Black with white stars and white fin edges. The prettiest bristlenose, but it prefers cooler, soft water.

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Photo: Alberto Mejia-Paniagua, CC BY NC SA

Flash pleco

L204
Flash pleco ≈

Plecos · PanaqolusUncommon

  • 24–28°C
  • pH 5.5–7.5
  • Gentle
  • 4 in
  • Bottom
  • Wood!
  • Peaceful

White vermiculation with orange-red fin edges.

Peruvian Amazon

Flash pleco

L204

Panaqolus albivermis

Peruvian Amazon · river

Temperature
24–28°C
pH
5.5–7.5
Adult size
4 in · 11 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Wood
Breeding
Moderate
Typical price
$50–100
In Canada
Occasional
Rarity
Uncommon

White vermiculation with orange-red fin edges. A wood-eater, so add driftwood and vegetables.

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Photo: Hantanplan, CC0

Tangerine tiger

L397
Tangerine tiger ≈

Plecos · PanaqolusUncommon

  • 24–28°C
  • pH 5.5–7.5
  • Gentle
  • 4 in
  • Bottom
  • Wood!
  • Peaceful

Orange-and-dark banded Panaqolus, also sold as the Alenquer tiger.

Near Alenquer, lower Amazon, Brazil

Tangerine tiger

L397

Near Alenquer, lower Amazon, Brazil · river

Temperature
24–28°C
pH
5.5–7.5
Adult size
4 in · 10 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Wood
Breeding
Moderate
Typical price
$50–100
In Canada
Occasional
Rarity
Uncommon

Orange-and-dark banded Panaqolus, also sold as the Alenquer tiger. Needs driftwood.

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Photo: Fish Tank Society, CC BY-SA 4.0

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