The fish list

Super white

L236

Hypancistrus seideli

Rio Xingu, Pará, Brazil · river

Temperature

26–30°C

pH

5–7

Adult size

5 in · 11.7 cm

Flow

Gentle

Swims

Bottom

Temperament

Peaceful

Diet

Omnivore

Breeding

Moderate, slow

Typical price

$200–1000

In Canada

Rare

Rarity

Rare or hard to breed

Grading is by how much white shows, and the whitest fish sell for the most. Best at 29–30°C with strong flow and protein-heavy food.

Moon pleco

L368

Unknown origin · rapids

Temperature

27–31°C

pH

5.5–7.5

Adult size

12 in · 30 cm

Flow

Strong

Swims

Bottom

Temperament

Territorial

Diet

Carnivore

Breeding

Rarely

Typical price

$150–400

In Canada

Rare

Rarity

Rare or hard to breed

Large white spots on black. A big snail-eater that grows to about 30 cm, so it needs a large tank.

Big white spot

L142

Xingu and Tapajós basins, Brazil · rapids

Temperature

27–30°C

pH

5.5–7.5

Adult size

10 in · 25 cm

Flow

Strong

Swims

Bottom

Temperament

Territorial

Diet

Omnivore

Breeding

Hard

Typical price

$80–200

In Canada

Rare

Rarity

Rare or hard to breed

Big white spots on black with white fin edges. Striking, but big and territorial.