Mosquito Fish Care Guide

Gambusia affinis

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Bioload Score

1000

PeacefulEasyFreshwater
Max Size
7.0 cm / 2.8"
Temperature
10–29°C (50–85°F)
pH Range
6.7 – 8.0
Min Tank Size
40L (11 gal)
Min Group Size
10 fish
Tank Level
Bottom-Mid
Origin
North America
Temperament
Peaceful
Difficulty
Easy
Breeding Difficulty
Easy

Diet

Omnivorous; mainly feeds on small insects and larvae.

Community Compatibility

Ideal for ponds or community tanks, known for consuming mosquito larvae.

Good to Know

Mosquito Fish are hardy and adaptable, often used in ponds to control mosquito populations naturally.

Gender Differences

Females are larger and less colorful.

Stock Mosquito Fish in Your Tank

Use our free stocking calculator to see if Mosquito Fish fits your aquarium