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Cleaner wrasse (Labroides dimidiatus)
Photo: Diego Delso · CC BY-SA 4.0 via Wikimedia Commons

Cleaner wrasse

Labroides dimidiatus · Labridae

Also known as Bluestreak cleaner wrasse

Advanced

Fascinating but a poor aquarium choice — it depends on parasites from many host fish and often starves.

In short: A cleaner wrasse needs at least 380 L (100 US gal), water at 24–28 °C (75–82 °F) and pH 8.1–8.4. It is peaceful, usually kept singly, and rated advanced to keep.

Minimum tank
380 L (100 US gal)
Temperature
24–28 °C (75–82 °F)
pH
8.1–8.4
Adult size
11 cm (4.3 in)
Group size
1+

Reef & marine husbandry

Specific gravity
1.023–1.026
Reef safety
Reef safe
With corals
Reef safe.
With inverts
Reef safe.
Minimum in a mixed reef
380 L (100 US gal)
Minimum fish-only (FOWLR)
380 L (100 US gal)
Aggression
Harmless; may pester fish that dislike being cleaned.
Feeding
Needs several small feeds and a large host population — consider neon gobies instead.

Care requirements

Minimum tank volume
380 L (100 US gal)
Temperature
24–28 °C (75–82 °F)
pH
8.1–8.4
Hardness
8–12 dGH
Lifespan
2–4 years
Diet
Carnivore — parasites and mucus in the wild; hard to convert to prepared food.
Care level
Advanced

Origin & habitat

Native region
Indo-Pacific
Water type
Saltwater
Biotope
Reef cleaning stations
Natural conditions
Large mature reef with many tank mates.

Behaviour & stocking

Temperament
Peaceful
Minimum group
1 fish
Swims
All levels
Good tank mates
Tangs
Angels
Large peaceful reef fish
Avoid
Small tanks
Aggressive predators

Breeding & difficulty

Breeding difficulty
Advanced
Sexing
Protogynous; largest becomes male.
Notes
Not bred in captivity.
Common ailments
Starvation
Marine ich
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