Temporary reference image used on the Tetra Fish product page

Ornamental Fish

Tetra Fish

Tetra Fish is a broad freshwater schooling group that includes many popular aquarium species. Exact size, temperature, pH and social needs depend on the particular tetra.

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Quick Information

Tetra Fish at a Glance

Scientific nameCharacidae and related groups
TypeFreshwater schooling fish group
Adult sizeAbout 3–6 cm depending on species
LifespanAbout 3–5+ years depending on species
Temperature22–28 °C depending on species
pHAbout 5.5–7.5 depending on species
DietOmnivorous; small foods
Recommended setup75 L / 20 gal+ for a proper school; species dependent
Beginner-friendlywith a properly cycled, heated aquarium
Gentle water flowplus plants or smooth hiding places
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Colour, fin type, sex, size and current stock can vary. Please contact Fishes Hub before ordering so we can confirm the available fish and suitable setup.
Product photography note: the gallery currently uses temporary reference images and will be replaced with species-specific photography.

Product Information

Know More About Tetra Fish

Tetra Fish is a broad freshwater schooling group that includes many popular aquarium species. Exact size, temperature, pH and social needs depend on the particular tetra.

Most tetras look and behave best in a properly sized group with stable water, gentle filtration and suitable cover. Small, varied foods are generally appropriate, with feeding adjusted to the species and fish size.

Because the word tetra covers many species, choose tank mates and water parameters for the exact species rather than the family name alone. Fishes Hub can confirm the current tetra variety available.

Plan the aquarium around Tetra Fish’s adult size, water parameters, behaviour and social needs. Use the quick points below to prepare a stable, low-stress setup.

Make a Confident Choice

A healthy Tetra Fish starts with the right environment, sensible feeding and careful decisions about stocking. Use these quick points to prepare a suitable setup before bringing one home.

Quick Facts
About 3–6 cm depending on speciesAdult size
22–28 °C depending on speciesTemperature
About 5.5–7.5 depending on speciespH
Easy–ModerateCare level
01

Key Requirements

  • Maintain stable water around 22–28 °C depending on species and use filtration appropriate to the exact species or variety.
  • Keep water chemistry near About 5.5–7.5 depending on species and avoid abrupt changes.
  • 75 L / 20 gal+ for a proper school; species dependent
  • Diet: Omnivorous; small foods.
02

Care & Maintenance

  • Recommended setup: 75 L / 20 gal+ for a proper school; species dependent.
  • Group/social needs: Keep in groups; exact group size depends on species.
  • Monitor appetite, waste and behaviour as part of routine care.
  • Perform regular partial water changes and maintain appropriate filtration.
03

Compatibility & Placement

  • Temperament: Usually peaceful schooling fish.
  • Compatibility: Best with peaceful community fish of compatible size.
  • Provide swimming space and hiding/cover appropriate to the species.
  • Do not mix fish solely by appearance; match temperature, adult size and behaviour.
04

Why Choose Tetra Fish?

  • Type: Freshwater schooling fish group.
  • Adult size: About 3–6 cm depending on species.
  • Lifespan: About 3–5+ years depending on species.
  • Care level: Easy–Moderate.
05

Before You Buy

  • Confirm the current variety/species, size and availability with Fishes Hub.
  • Prepare the aquarium before introducing fish and confirm it is suitable for the exact species.
  • Plan tank mates carefully around temperament, size and compatibility.
  • Ask Fishes Hub for current livestock availability and setup guidance.

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