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Sixline wrasse (Pseudocheilinus hexataenia)
Photo: Brian Gratwicke · CC BY 2.0 via Wikimedia Commons

Sixline wrasse

Pseudocheilinus hexataenia · Labridae

Also known as Sixstripe wrasse

Beginner

A busy little pest-hunter that eats flatworms and pyramid snails; can turn nippy with age.

In short: A sixline wrasse needs at least 110 L (29 US gal), water at 24–28 °C (75–82 °F) and pH 8.1–8.4. It is semi-aggressive, usually kept singly, and rated beginner to keep.

Minimum tank
110 L (29 US gal)
Temperature
24–28 °C (75–82 °F)
pH
8.1–8.4
Adult size
8 cm (3.1 in)
Group size
1+

Reef & marine husbandry

Specific gravity
1.023–1.026
Reef safety
Reef safe
With corals
Reef safe.
With inverts
Hunts tiny shrimp and flatworms; safe with adult cleaners.
Minimum in a mixed reef
110 L (29 US gal)
Minimum fish-only (FOWLR)
110 L (29 US gal)
Aggression
Increasingly bossy with age in small tanks.
Feeding
Once or twice daily.

Care requirements

Minimum tank volume
110 L (29 US gal)
Temperature
24–28 °C (75–82 °F)
pH
8.1–8.4
Hardness
8–12 dGH
Lifespan
4–10 years
Diet
Carnivore — mysis, pellets, plus reef micro-fauna.
Care level
Beginner

Origin & habitat

Native region
Indo-Pacific
Water type
Saltwater
Biotope
Dense rockwork and coral thickets
Natural conditions
Plenty of rock, moderate flow.

Behaviour & stocking

Temperament
Semi-aggressive
Minimum group
1 fish
Swims
All levels
Good tank mates
Clownfish
Tangs
Cardinalfish
Avoid
Other small wrasses
Firefish in small tanks

Breeding & difficulty

Breeding difficulty
Advanced
Sexing
Males are slightly larger and brighter.
Notes
Not bred at home.
Common ailments
Marine ich
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