Can Axolotls Live With Betta Fish? Compatibility Analysis
Risk Level: Extreme
The Verdict: Axolotls and Betta Fish
Bettas require tropical temperatures (78°F+) which are rapidly lethal to axolotls (max 68°F). Furthermore, bettas are highly aggressive and will attack the axolotl's gills.
Environmental Clash
Axolotl Needs
- Temperature: 60°F - 68°F (15°C - 20°C)
- Diet: Strict Carnivore (Earthworms)
- Behavior: Bottom-dwelling ambush predator
- Vulnerabilities: External gills, poor eyesight
Betta Fish Needs
- Temperature: 78°F - 82°F (25°C - 28°C)
- Diet: Carnivore
- Risk to Axolotl: Extreme
The Golden Rule of Axolotl Cohabitation
If it fits in their mouth, they will eat it. If it doesn't fit in their mouth, it will likely nip at their gills. The safest tank mate for an axolotl is another axolotl of the exact same size and gender.