Six Line Wrasse care

Pseudocheilinus hexataenia · Saltwater · Beginner level care

A very active, colorful wrasse that eats pests but is a bully.

Smallest tank55 gallons

Adult size3.5 inches

Temperature75 to 80°F

pH8.1 to 8.4

GroupFine on its own

TemperamentSemi aggressive

SwimsMiddle of the tank

Lives5 to 8 years

Watch for: It can be aggressive to small, peaceful fish, and it jumps, so use a lid.

Feeding

Twice a day. A small pinch they finish in about 2 minutes. Frozen mysis, brine shrimp, marine pellets, pods.

Nips the fins of slow fish with long fins.

Eats shrimp and snails.

Claims a territory and guards it.

Jumps. Keep a tight lid on the tank.

Fish that pass every check with Six Line Wrasse in a 110 gallon tank: same water, overlapping temperature, nobody gets eaten and no bullies.

What size tank does a Six Line Wrasse need?

At least 55 gallons. Adults grow to about 3.5 inches, so plan for the adult size, not the size at the store.

What temperature does a Six Line Wrasse like?

75 to 80 degrees Fahrenheit, with a pH of about 8.1 to 8.4. A steady temperature matters more than hitting one exact number.

How many Six Line Wrasse should I keep together?

One is fine. If you keep more, keep one male, since males fight each other.

What do Six Line Wrasse eat?

Frozen mysis, brine shrimp, marine pellets, pods. Feed twice a day: a small pinch they finish in about 2 minutes.

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