Long Finned Tetra

Brycinus longipinnis

Long Finned Tetra is a peaceful middle-to-top swimmer. Keep in a school of 8+.

PeacefulMiddle to top swimmerKeep in a school of 8+Beginner – Intermediate

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

Quick facts

Adult size
≤ 12.5 cm (≤ 4.9 in)
Aquarium size
143 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length
Care level
Beginner – Intermediate
Temperament
Peaceful
Swimming zone
Middle to top swimmer
Temperature
22–26 °C
pH
6–7.5
GH
5–20 dGH
Diet
Omnivore
Lifespan
up to 5 years
Group behavior
Keep in a school of 8+

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 5 years.

Aquarium size and space needs

Minimum aquarium size: 143 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 22–26 °C, pH 6–7.5, GH 5–20 dGH.

Temperament and compatibility

Long Finned Tetra is peaceful and suits calm community fish.

Keep in a school of 8+.

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. Keep in a school of 8+.

Feeding

As an omnivore, Long Finned Tetra should receive a varied diet rather than one repeated food type.

Before adding this fish

  • Plan for an aquarium of 143 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length.
  • Make room for its social group.
  • Avoid aggressive or highly competitive fish.
  • Keep in a school of 8+.
  • 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.

Blue Spot African Tetra Brycinus poptae Same genus Same family Similar care level Intermediate ≤ 16 cm (≤ 6.3 in) 21–27 °C African Spottail Tetra Brachypetersius altus Same family Similar care level Same temperament Beginner – Intermediate ≤ 6 cm (≤ 2.4 in) 22–26 °C Blue Diamond Tetra Alestopetersius smykalai Same family Similar care level Same temperament Intermediate ≤ 6 cm (≤ 2.4 in) 23–27 °C Blue Eyed Congo Tetra Phenacogrammus aurantiacus Same family Similar care level Same temperament Beginner – Intermediate ≤ 10 cm (≤ 3.9 in) 22–27 °C African Red Eyed Tetra Arnoldichthys spilopterus Same family Similar care level Same temperament Beginner – Intermediate ≤ 8 cm (≤ 3.1 in) 22–27 °C African Moon Tetra Bathyaethiops caudomaculatus Same family Similar care level Same temperament Beginner – Intermediate ≤ 8 cm (≤ 3.1 in) 22–25 °C

FAQ

How large does Long Finned Tetra get?

Long Finned Tetra reaches ≤ 12.5 cm (≤ 4.9 in).

What aquarium size does Long Finned Tetra need?

Use an aquarium of at least 143 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length.

Is Long Finned Tetra peaceful?

Yes. Long Finned 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 Long Finned Tetra?

Keep it between 22 to 26 °C.

Should Long Finned Tetra be kept alone or in a group?

Long Finned Tetra: Keep in a school of 8+.

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