Can bettas live with bala sharks?

Verdict

Yes, with care

Yes, with care. Bettas and bala sharks can share a tank, but watch one thing. At 13 inches a bala shark can swallow a small betta. Fast, alert fish usually stay out of reach.

Betta76–82°F · pH 6.5–7.5

Bala shark72–82°F · pH 6.5–7.5

What to watch

Watch outAt 13 inches a bala shark can swallow a small betta. Fast, alert fish usually stay out of reach.
Watch outBala sharks grow to 13 inches and need 125 gallons, far more than a tank set up for bettas.

What works

Both are fine at 76–82°F.
pH 6.5–7.5 suits both.
They use different parts of the tank: bettas the top, bala sharks the mid.

Water side by side

The green band is the temperature range both can live in.

The green band is the pH both tolerate.

Size to scale

Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

	Betta	Bala shark
Temperature	76–82 °F	72–82 °F
pH	6.5–7.5	6.5–7.5
Adult size	2.5 in	13.0 in
Minimum tank	5 gal	125 gal
Temperament	Semi-aggressive	Peaceful
Swims at	Top	Middle
Group	One per tank	Groups of 4+
Diet	Carnivore	Omnivore

Better tank mates for bettas

All betta tank mates

Better tank mates for bala sharks

All bala shark tank mates

Questions

Can bettas live with bala sharks?

Yes, with care. Bettas and bala sharks can share a tank, but watch one thing. At 13 inches a bala shark can swallow a small betta. Fast, alert fish usually stay out of reach.

What temperature suits both bettas and bala sharks?

76–82 °F. Bettas need 76–82 °F, bala sharks need 72–82 °F.

What size tank do bettas and bala sharks need together?

At least 125 gal, set by the bala shark. Add space for each extra fish.