Carassius auratus

Goldfish

freshwater

Bioload 1.0

Care at a glance

Keep the full range stable rather than chasing a single perfect number. Acclimate slowly and test water before making any major change.

Temperature

18–24°C

pH range

7–8

Minimum tank

150 litres

Typical lifespan

10 years

Diet

Omnivore

Origin

East Asia

Community planning

No simple community match is listed. Review temperament, size and individual behaviour carefully.

Watch for

swim bladder diseaseich

Planning to add this species?

Use the compatibility checker before purchase, then quarantine new livestock where possible.

Check compatibility

Profile provenance

Transparent care data

This is an established FishSnap care profile. Use it for planning and verify unusual strains, local conditions and stocking decisions with a trusted specialist.