Can Betta Fish Live With Clown Loach?
No, clown loaches grow to 12 inches, need groups of 5-6, and require 100 gallons minimum, making them incompatible with bettas.
Why
- Clown loaches reach 12 inches fully grown and need 100 gallons to healthily house a group of 5-6.
- Clown loaches are active swimmers that cruise the tank all day, constantly stressing a betta that prefers still water.
- Loaches may nip betta fins as they explore the middle water column where a betta swims.
- Bettas and clown loaches have overlapping water parameters on paper but the tank size mismatch is behavioral.
What could go wrong
A betta in a tank sized for clown loaches is either harassed by constant movement or killed by a loach nip in an undersized setup.
If you keep them in separate tanks
Sized for the 75 gallon minimum this pairing needs. Affiliate links — we earn a small commission if you buy through them.
Fluval 307 Performance Canister Filter
Oversized filtration is what lets you stock two species together without water quality crashing. Rated for a tank slightly larger than the 75 gallon minimum.
Eheim Jager 300W Thermostat Heater
Holds a steady temperature inside the 77-82°F window both species need.
API Freshwater Master Test Kit
Keep ammonia, nitrite, and nitrate in check. Two-species tanks have more bioload and less margin for error than single-species setups.
Better pairings to consider
Clown loaches do well in a species-specific tank or with other large peaceful fish like giant danios. Bettas do well in a 10-gallon with corydoras.
Related compatibility questions
Keep reading
Planning a community tank?
Check compatibility for any two freshwater species before you buy. Stop guessing, stop returning fish.
Open the compatibility chart →