Can American Flag Fish Live With Goldfish?
American Flag Fish
Goldfish
Proceed With Caution
Compatibility Score: 60/100
The Verdict
Large size difference - smaller fish may become prey
Tips for Success
- Monitor closely for signs of aggression
- Ideal temperature range: 65-75°F
- Minimum recommended tank size: 43.5 gallons
Side-by-Side Comparison
| Attribute | American Flag Fish | Goldfish |
|---|---|---|
Adult Size | 2.5" | 12" |
Temperature | 64-85°F | 65-75°F |
pH Range | 6.5-8.5 | 7-8.4 |
Min Tank Size | 20G | 20G |
| Temperament | semi-aggressive | peaceful |
| Swim Level | all | all |
| Diet | Omnivore | Omnivore |
Recommended Tank Size
43.5+ gallons
Minimum for keeping these fish together
Also Compatible With American Flag Fish
Try Our Tools
Check more fish combinations or calculate your tank size.