Save the Little Fish

Saving the world’s tropical fish, one tank at a time.

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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.

Endangered Rare Popular ✓ Peaceful Small (6 cm or less)Calm water ✓ Strong flow Schooling ✓ L-numbers With photo Basic profiles too

Showing: River & region: Rio Negro ✕

Rio Negro 2 fish

Snowball

L102

Give us a picture and get credit! ≈

Plecos · HypancistrusUncommon

26–29°C
pH 5.5–7.5
Strong!
6 in
Bottom
Meat
Peaceful

Bigger, sparser white spots than L201, and a bigger fish overall.

Snowball

L102

Hypancistrus inspector

Upper Rio Negro and Casiquiare, Venezuela and Brazil · rapids

Temperature: 26–29°C
pH: 5.5–7.5
Adult size: 6 in · 15 cm
Flow: Strong
Swims: Bottom
Temperament: Peaceful
Diet: Carnivore
Breeding: Easy
Typical price: $40–80
In Canada: Occasional
Rarity: Uncommon

Bigger, sparser white spots than L201, and a bigger fish overall.

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Angelicus

L136

Give us a picture and get credit! ≈

Plecos · HypancistrusUncommon

26–30°C
pH 5.5–7.5
Strong!
5 in
Bottom
Meat
Peaceful

Sold as L136a, b and c.

Angelicus

L136

Middle Rio Negro, Brazil · rapids

Temperature: 26–30°C
pH: 5.5–7.5
Adult size: 5 in · 12 cm
Flow: Strong
Swims: Bottom
Temperament: Peaceful
Diet: Carnivore
Breeding: Easy–moderate
Typical price: $40–120
In Canada: Occasional
Rarity: Uncommon

Sold as L136a, b and c. Keep one variant per breeding pair so fry stay true.

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