A beginner-friendly fish guide

Pea Puffer

Pea / Dwarf Puffer

Carinotetraodon travancoricus

Aggressive temperament; social. Check the planner before choosing tank mates.

Beginner level 2/5

A good environment

Recommended temperature
24 ~ 27°C
Recommended pH
7.0 ~ 7.8
Preferred water hardness
Medium hardness
Minimum aquarium
38L or more

Reference sources list a wider range of 22~28°C and pH 6.8~8.0. The planner uses the narrower range above as a safer starting point for beginners.

At a glance

Group
Puffers
Average adult size
about 2.5 cm (nano)
Minimum tank length
about 45 cm
Activity level
Moderate
Waste level
Low
Lid recommended
Yes
Mature tank preferred
Not required

Temperament & group size

Aggressive temperament; Social.

Usually swims in the multiple levels.

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.

Add Pea Puffer to my aquarium

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Frequently asked questions

How big does Pea Puffer get, and what tank size does it need?

Adults average about 2.5 cm, a nano species. The planner recommends an aquarium of at least 38 L and about 45 cm long.

What water temperature and pH does Pea Puffer need?

The planner range is 24~27°C and pH 7.0~7.8, with medium hardness. Reference sources list a wider range of 22~28°C and pH 6.8~8.0. The planner uses the narrower range above as a safer starting point for beginners.

How many Pea Puffer should be kept together?

Social. Temperament is aggressive.

Can Pea Puffer live with shrimp?

Adult shrimp: not recommended. Baby shrimp: not recommended.

Is Pea Puffer a good fish for beginners?

Beginner level 2/5. A lid is recommended. Activity: moderate; waste: low.