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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-numbersWith photo Basic profiles too
Showing: Genus: Nannostomus ✕

Nannostomus 1 fish

Golden pencilfish

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Tetras · NannostomusStaple

  • 24–28°C
  • pH 5.5–7.5
  • Calm
  • 1.8 in
  • Top/mid
  • Mixed
  • Peaceful
  • 6+ group!
Amazon basin and the Guianas

Golden pencilfish

Nannostomus beckfordi

Amazon basin and the Guianas · blackwater stream

Temperature
24–28°C
pH
5.5–7.5
Adult size
1.8 in · 4.5 cm
Flow
Calm
Swims
Top and mid-water
Temperament
Peaceful
Diet
Omnivore
Group
6+
Typical price
$3–6
Rarity
Pet-store staple
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