Aquarium Planner

A beginner-friendly fish guide

Black Neon Tetra

Black Neon Tetra

Hyphessobrycon herbertaxelrodi

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

Beginner level 5/5

A good environment

Recommended temperature
22 ~ 27°C
Recommended pH
5.8 ~ 7.3
Preferred water hardness
Medium hardness
Minimum aquarium
72L or more

Reference sources list a wider range of 20~28°C and pH 5.0~7.5. The planner uses the narrower range above as a safer starting point for beginners.

At a glance

Group
Tetras
Average adult size
about 3.5 cm (small)
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 upper & middle.

Tank-mate notes

Adult shrimp may do well with hiding places, though individual fish vary.

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

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

Add Black Neon Tetra to my aquarium

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Frequently asked questions

How big does Black Neon Tetra get, and what tank size does it need?

Adults average about 3.5 cm, a small species. The planner recommends an aquarium of at least 72 L and about 80 cm long.

What water temperature and pH does Black Neon Tetra need?

The planner range is 22~27°C and pH 5.8~7.3, with medium hardness. Reference sources list a wider range of 20~28°C and pH 5.0~7.5. The planner uses the narrower range above as a safer starting point for beginners.

How many Black Neon Tetra should be kept together?

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

Can Black Neon Tetra live with shrimp?

Adult shrimp: usually fine. Baby shrimp: not recommended.

Is Black Neon Tetra a good fish for beginners?

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