Save the Little Fish

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

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.

Uncommon 19 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.

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.

Photo: Alberto Mejia-Paniagua, CC BY NC SA

Green phantom

L200
Green phantom ≈

Plecos · HemiancistrusUncommon

  • 26–30°C
  • pH 5.5–7.5
  • Strong!
  • 7 in
  • Bottom
  • Mixed
  • Territorial!

Olive-green with yellow dots, a colour nothing else in the tank has.

Upper Orinoco and Ventuari, Venezuela

Green phantom

L200

Hemiancistrus subviridis

Upper Orinoco and Ventuari, Venezuela · rapids

Temperature
26–30°C
pH
5.5–7.5
Adult size
7 in · 18 cm
Flow
Strong
Swims
Bottom
Temperament
Territorial
Diet
Omnivore
Breeding
Moderate
Typical price
$60–150
In Canada
Occasional
Rarity
Uncommon

Olive-green with yellow dots, a colour nothing else in the tank has. Grazes algae and likes strong flow.

Photo: Anne Blindheim, CC BY 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.

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.

Photo: Fish Tank Society, CC BY-SA 4.0

Tiger peckoltia

L002

Plecos · PeckoltiaUncommon

  • 25–29°C
  • pH 5.5–7.5
  • Gentle
  • 4 in
  • Bottom
  • Mixed
  • Peaceful

A small, easy Peckoltia with dark vermiculation on gold.

Lower Amazon near Santarém, Brazil

Tiger peckoltia

L002

Peckoltia vermiculata

Lower Amazon near Santarém, Brazil · river

Temperature
25–29°C
pH
5.5–7.5
Adult size
4 in · 10 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Omnivore
Breeding
Moderate
Typical price
$30–60
In Canada
Occasional
Rarity
Uncommon

A small, easy Peckoltia with dark vermiculation on gold. Peaceful and a good community pleco.

Leopard peckoltia

L008

Plecos · PeckoltiaUncommon

  • 25–29°C
  • pH 5.5–7.5
  • Gentle
  • 4 in
  • Bottom
  • Mixed
  • Peaceful

A small, easy Peckoltia with dark spots on a golden-brown body.

Rio Tocantins, Brazil

Leopard peckoltia

L008

Rio Tocantins, Brazil · river

Temperature
25–29°C
pH
5.5–7.5
Adult size
4 in · 10 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Omnivore
Breeding
Moderate
Typical price
$30–60
In Canada
Occasional
Rarity
Uncommon

A small, easy Peckoltia with dark spots on a golden-brown body.

Snowball

L102

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.

Upper Rio Negro and Casiquiare, Venezuela and Brazil

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.

Wormline peckoltia

L135

Plecos · PeckoltiaUncommon

  • 25–29°C
  • pH 5.5–7.5
  • Gentle
  • 5 in
  • Bottom
  • Mixed
  • Peaceful

Dark body covered in fine gold worm-lines.

Unknown origin

Wormline peckoltia

L135

Unknown origin · river

Temperature
25–29°C
pH
5.5–7.5
Adult size
5 in · 12 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Omnivore
Breeding
Moderate
Typical price
$40–80
In Canada
Occasional
Rarity
Uncommon

Dark body covered in fine gold worm-lines. Peaceful and easy to keep.

Angelicus

L136

Plecos · HypancistrusUncommon

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

Sold as L136a, b and c.

Middle Rio Negro, Brazil

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.

Spotted zebra

L174

Plecos · HypancistrusUncommon

  • 27–30°C!
  • pH 5.5–7.5
  • Strong!
  • 4 in
  • Bottom
  • Meat
  • Peaceful

Small, with dense fine gold dots on black.

Rio Xingu, Brazil

Spotted zebra

L174

Rio Xingu, Brazil · rapids

Temperature
27–30°C
pH
5.5–7.5
Adult size
4 in · 10 cm
Flow
Strong
Swims
Bottom
Temperament
Peaceful
Diet
Carnivore
Breeding
Moderate
Typical price
$60–150
In Canada
Occasional
Rarity
Uncommon

Small, with dense fine gold dots on black. Patterns vary, so check photos before buying.

Peppermint bristlenose

L181

Plecos · AncistrusUncommon

  • 24–28°C
  • pH 5.5–7.5
  • Gentle
  • 5 in
  • Bottom
  • Mixed
  • Peaceful

Black with white spots and bright white fin edges.

Unknown origin

Peppermint bristlenose

L181

Unknown origin · river

Temperature
24–28°C
pH
5.5–7.5
Adult size
5 in · 13 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Omnivore
Breeding
Moderate
Typical price
$60–120
In Canada
Occasional
Rarity
Uncommon

Black with white spots and bright white fin edges. A standout bristlenose, but it prefers slightly cooler water than L236.

Queen arabesque

L260

Plecos · HypancistrusUncommon

  • 27–30°C!
  • pH 5.5–7.5
  • Strong!
  • 4 in
  • Bottom
  • Meat
  • Peaceful

Fine white maze lines on black.

Rio Tapajós, Brazil

Queen arabesque

L260

Rio Tapajós, Brazil · rapids

Temperature
27–30°C
pH
5.5–7.5
Adult size
4 in · 11 cm
Flow
Strong
Swims
Bottom
Temperament
Peaceful
Diet
Carnivore
Breeding
Moderate
Typical price
$60–150
In Canada
Occasional
Rarity
Uncommon

Fine white maze lines on black. One of the most refined patterns in the genus.

Stardust

L262

Plecos · HypancistrusUncommon

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

Black with a fine dusting of white dots.

Unknown origin

Stardust

L262

Unknown origin · rapids

Temperature
26–30°C
pH
5.5–7.5
Adult size
4 in · 10 cm
Flow
Strong
Swims
Bottom
Temperament
Peaceful
Diet
Carnivore
Breeding
Moderate
Typical price
$40–90
In Canada
Occasional
Rarity
Uncommon

Black with a fine dusting of white dots. It can cross with L236.

Mega clown

L340

Plecos · HypancistrusUncommon

  • 27–30°C!
  • pH 5.5–7.5
  • Strong!
  • 5 in
  • Bottom
  • Meat
  • Peaceful

Thick, irregular white bands on black, like a coarse zebra.

Tapajós basin, Brazil

Mega clown

L340

Tapajós basin, Brazil · rapids

Temperature
27–30°C
pH
5.5–7.5
Adult size
5 in · 12 cm
Flow
Strong
Swims
Bottom
Temperament
Peaceful
Diet
Carnivore
Breeding
Moderate
Typical price
$40–120
In Canada
Occasional
Rarity
Uncommon

Thick, irregular white bands on black, like a coarse zebra.

Tankei tiger

L398

Plecos · PanaqolusUncommon

  • 25–29°C
  • pH 5.5–7.5
  • Gentle
  • 4 in
  • Bottom
  • Wood!
  • Peaceful

A small banded wood-eater.

Rio Xingu, Brazil

Tankei tiger

L398

Panaqolus tankei

Rio Xingu, Brazil · river

Temperature
25–29°C
pH
5.5–7.5
Adult size
4 in · 10 cm
Flow
Gentle
Swims
Bottom
Temperament
Peaceful
Diet
Wood
Breeding
Moderate
Typical price
$30–60
In Canada
Occasional
Rarity
Uncommon

A small banded wood-eater. Add driftwood and vegetables.

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