Can bala sharks live with congo tetras?

Verdict

Yes, with care

Yes, with care. Bala sharks and congo tetras can share a tank, but watch one thing. A grown bala shark may treat small congo tetras as food, especially at night.

Bala shark72–82°F · pH 6.5–7.5

Congo tetra73–82°F · pH 6–7.5

What to watch

Watch outA grown bala shark may treat small congo tetras as food, especially at night.
Watch outBala sharks grow to 13 inches and need 125 gallons, far more than a tank set up for congo tetras.

What works

Both are fine at 73–82°F.
pH 6.5–7.5 suits both.

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

	Bala shark	Congo tetra
Temperature	72–82 °F	73–82 °F
pH	6.5–7.5	6–7.5
Adult size	13.0 in	3.0 in
Minimum tank	125 gal	30 gal
Temperament	Peaceful	Peaceful
Swims at	Middle	Middle
Group	Groups of 4+	Groups of 6+
Diet	Omnivore	Omnivore

Better tank mates for bala sharks

All bala shark tank mates

Better tank mates for congo tetras

All congo tetra tank mates

Questions

Can bala sharks live with congo tetras?

Yes, with care. Bala sharks and congo tetras can share a tank, but watch one thing. A grown bala shark may treat small congo tetras as food, especially at night.

What temperature suits both bala sharks and congo tetras?

73–82 °F. Bala sharks need 72–82 °F, congo tetras need 73–82 °F.

What size tank do bala sharks and congo tetras need together?

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