Aquarium Planner

A beginner-friendly fish guide

Congo Tetra

Congo Tetra

Phenacogrammus interruptus

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

Beginner level 4/5

A good environment

Recommended temperature
24 ~ 27°C
Recommended pH
6.0 ~ 7.8
Preferred water hardness
Medium to hard
Minimum aquarium
110L or more

At a glance

Group
Tetras
Average adult size
about 8 cm (medium)
Minimum tank length
about 80 cm
Activity level
High
Waste level
Low
Lid recommended
Not required
Mature tank preferred
Not required

Temperament & group size

Gentle temperament; Shoaling fish.

For a comfortable group, keep at least 6.

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 Congo Tetra get, and what tank size does it need?

Adults average about 8 cm, a medium species. The planner recommends an aquarium of at least 110 L and about 80 cm long.

What water temperature and pH does Congo Tetra need?

The planner range is 24~27°C and pH 6.0~7.8, with medium to hard.

How many Congo Tetra should be kept together?

Shoaling fish: keep at least 6. Temperament is gentle.

Can Congo Tetra live with shrimp?

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

Is Congo Tetra a good fish for beginners?

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