Common Goldfish
Carassius auratus compatibility profile with water parameters, social rules, and green/yellow/red tank mate checks.
Core facts
Adult size12"
Minimum tank75 gal
Temperamentpeaceful
Group2+
- temperature60-72F
- pH7-8.4
- water_hardnessGH 8-25 dGH | KH 4-14 dKH
- plant_safetycaution
Compatible tank mates
- Bladder Snailgreen | compatible
- Malaysian Trumpet Snailgreen | compatible
- Ramshorn Snailgreen | compatible
- Pond Snailgreen | compatible
- Mystery Snailgreen | compatible
- Japanese Trapdoor Snailgreen | compatible
- Ivory Mystery Snailgreen | compatible
- Fancy Goldfishgreen | compatible
- Chili Rasborayellow | temperature_mismatch
- Ember Tetrayellow | temperature_mismatch