CheckMyFishTank

Tinfoil Barb care

Barbonymus schwanenfeldii · Freshwater · Intermediate level care

Tinfoil Barb, painted illustration

A big, active silver barb that needs a very large tank.

Smallest tank180 gallons
Adult size12 inches
Temperature72 to 77°F
pH6 to 7.5
GroupA group of 6 or more
TemperamentSemi aggressive
SwimsMiddle of the tank
Lives8 to 10 years
Watch for: They outgrow most home tanks, so plan for a 180 gallon aquarium or bigger.

Feeding

Twice a day. A modest portion of pellets they finish in about 3 minutes. Pellets, vegetables, frozen foods.

Eats fish small enough to fit in its mouth.

Jumps. Keep a tight lid on the tank.

Good tank mates

Fish that pass every check with Tinfoil Barb in a 360 gallon tank: same water, overlapping temperature, nobody gets eaten and no bullies.

Do not mix with

Questions

What size tank does a Tinfoil Barb need?

At least 180 gallons for a group of 6. Adults grow to about 12 inches, so plan for the adult size, not the size at the store.

What temperature does a Tinfoil Barb like?

72 to 77 degrees Fahrenheit, with a pH of about 6 to 7.5. A steady temperature matters more than hitting one exact number.

How many Tinfoil Barb should I keep together?

Keep 6 or more. They feel safe in a group and show better color and behavior.

What do Tinfoil Barb eat?

Pellets, vegetables, frozen foods. Feed twice a day: a modest portion of pellets they finish in about 3 minutes.

Sources

Checked against these sources on 2026-11-10. When sources disagree we use the safer number.