Can Betta Fish Live With Guppy?
Betta Fish and Guppy compatibility image
Use side-by-side Betta Fish and Guppy photos, or a tank scene showing safe spacing and hiding areas.
not recommended35/100
Key Takeaways
- Compatibility verdict: not recommended with a score of 35/100.
- Use at least a 30 gallon tank for this combination.
- Main risk: Betta will likely attack guppies.
- Male guppies look like bettas and trigger aggression
- Bettas often attack guppies
Compatibility Score Breakdown
Temperature Overlap
90
pH Overlap
80
Temperament
30
Size Risk
85
Swimming Level
50
Diet Conflict
90
Minimum Tank Size
At least 30 gallons for this combination.
Setup Tips
- Not recommended together
Works Best If
- The tank is at least 30 gallons and fully cycled.
- Both species have hiding space and are introduced with close observation.
- Water temperature and pH stay inside the overlap shown in the score breakdown.
Main Risks
- Betta will likely attack guppies
- Fin damage
Avoid This Pairing If
- The tank is smaller than the recommended minimum.
- Either species is already showing stress, hiding, or fin damage.
- You cannot separate the fish quickly if chasing, nipping, or bullying starts.
Frequently Asked Questions
Can bettas live with guppies?
Not recommended. Male guppies look similar to bettas and often trigger aggressive attacks.
Related Tools
Sources and Review Process
- Freshwater aquarium husbandry references for water quality, tank size, and stocking guidance.
- Species profiles and compatibility rules maintained in the TankWise data set.
- Aquarium health guidance is educational and should not replace an aquatic veterinarian for severe symptoms.
Related Compatibility Guides
Betta Fish Care Guide
Tank size, diet, water parameters, and common care notes for Betta Fish.
Guppy Care Guide
Tank size, diet, water parameters, and common care notes for Guppy.
Betta Fish with Corydoras
Compatibility verdict: good (84/100).
Betta Fish with Neon Tetra
Compatibility verdict: possible (65/100).
Betta Fish with Cherry Shrimp
Compatibility verdict: risky (50/100).
Guppy with Corydoras
Compatibility verdict: good (90/100).