Aquarium Planner

A beginner-friendly fish guide

Green Fire Tetra

Green Fire Tetra

Aphyocharax rathbuni

Moderate temperament; shoaling fish. Check the planner before choosing tank mates.

Beginner level 4/5

A good environment

Recommended temperature
22 ~ 27°C
Recommended pH
6.0 ~ 7.5
Preferred water hardness
Medium hardness
Minimum aquarium
54L or more

At a glance

Group
Tetras
Average adult size
about 4.5 cm (small)
Minimum tank length
about 60 cm
Activity level
Moderate
Waste level
Low
Lid recommended
Not required
Mature tank preferred
Not required

Temperament & group size

Moderate temperament; Shoaling fish.

For a comfortable group, keep at least 8.

Usually swims in the middle.

Tank-mate notes

Adult shrimp may be attacked; take care with shrimp tank mates.

Baby shrimp may be eaten. A separate breeding tank is safer.

Check each combination carefully, especially when size or temperament differs.

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Frequently asked questions

How big does Green Fire Tetra get, and what tank size does it need?

Adults average about 4.5 cm, a small species. The planner recommends an aquarium of at least 54 L and about 60 cm long.

What water temperature and pH does Green Fire Tetra need?

The planner range is 22~27°C and pH 6.0~7.5, with medium hardness.

How many Green Fire Tetra should be kept together?

Shoaling fish: keep at least 8. Temperament is moderate.

Can Green Fire Tetra live with shrimp?

Adult shrimp: use caution. Baby shrimp: not recommended.

Is Green Fire Tetra a good fish for beginners?

Beginner level 4/5. Activity: moderate; waste: low.