Black Darter Tetra

Poecilocharax weitzmani

Black Darter Tetra is a peaceful middle-to-top swimmer.

PeacefulMiddle to top swimmerAdvanced

Save this fish or add it directly to one of your aquariums.

Quick facts

Adult size
≤ 5 cm (≤ 2 in)
Aquarium size
57 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length
Care level
Advanced
Temperament
Peaceful
Swimming zone
Middle to top swimmer
Temperature
23–27 °C
pH
3.5–6.5
GH
1–10 dGH
KH
up to 6 dKH
Diet
Carnivore
Lifespan
up to 5 years

Care requirements

Care level: Advanced.

Lifespan: up to 5 years.

Aquarium size and space needs

Minimum aquarium size: 57 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 23–27 °C, pH 3.5–6.5, GH 1–10 dGH.

Temperament and compatibility

Black Darter Tetra is peaceful and suits calm community fish.

Swimming zone and behavior

This fish uses the middle to upper part of the aquarium, so leave enough open swimming space for movement and feeding.

Feeding

Use foods that suit a meatier diet and avoid combining it with fish small enough to be treated as food.

Natural habitat and origin

Origin: Peru, Venezuela, Colombia, Brazil.

Before adding this fish

  • Plan for an aquarium of 57 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length.
  • Avoid aggressive or highly competitive fish.
  • Offer a varied diet that matches this species.

Similar fish profiles

Use these profiles to compare fish with similar care level, size, temperature range, or swimming behavior.

FAQ

How large does Black Darter Tetra get?

Black Darter Tetra reaches ≤ 5 cm (≤ 2 in).

What aquarium size does Black Darter Tetra need?

Use an aquarium of at least 57 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length.

Is Black Darter Tetra peaceful?

Yes. Black Darter Tetra is recorded as peaceful and is best planned with calm community fish that do not harass it or dominate the feeding area.

What temperature is suitable for Black Darter Tetra?

Keep it between 23 to 27 °C.

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