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Threadfin rainbowfish — AI illustration, not an ID reference

Threadfin rainbowfish

Iriatherina werneri

FishFreshwater

Care level: Moderate
Temperament: Peaceful
Minimum tank: 60 L
Maximum size: 5 cm
Temperature: 24–29 °C
pH: 6–7.5
Group size: ≥ 6
Diet: Omnivore

Best not combined with

Related species

Values are mainstream hobbyist guidance, not gospel — always watch what your own animals need.

In the BlubHub app you link your inhabitants to this database and see the care info next to your own water parameters.