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Bar-cheeked wrasse (Novaculichthys taeniourus) — Labridae

Bar-cheeked wrasse

Novaculichthys taeniourus
Family: Labridae
LC · Least Concern

The Bar-cheeked wrasse (Novaculichthys taeniourus) is a saltwater fish of the family Labridae that grows up to 30 cm.

Length
30 cm
Water
Saltwater
Depth
3.0–25.0 m
Diet
Carnivore
Behaviour
Solitary
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Indo-Pacific; reef flats, lagoons and seaward reefs.
Edibility
Rarely eaten

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Description

The rockmover wrasse is a wrasse (Labridae) from the Indo-Pacific. The species grows to about 30 cm; juveniles mimic a drifting piece of weed with fluttering, ragged fins, while adults have a grey-green body with white spots and dark streaks. It inhabits semi-exposed reef flats, lagoons and seaward reefs in areas of mixed sand and rubble. It is known for shifting stones and coral pieces with its mouth to find hidden prey: crustaceans, molluscs, echinoderms and worms. Like many wrasses it is a protogynous hermaphrodite. The species is harmless to humans.

Frequently asked questions

How do you recognise the Bar-cheeked wrasse?

The Bar-cheeked wrasse has a torpedo-shaped body, is mainly green and shows a spots pattern. Shifts stones with the mouth to find prey; juveniles mimic drifting seaweed.

Where does the Bar-cheeked wrasse live?

The Bar-cheeked wrasse lives in the sea (marine waters) and is mostly found around stony or rocky ground. Indo-Pacific; reef flats, lagoons and seaward reefs.

How big does the Bar-cheeked wrasse get?

The Bar-cheeked wrasse grows to a maximum of about 30 cm.

Is the Bar-cheeked wrasse dangerous to humans?

No, the Bar-cheeked wrasse is harmless to humans. None required: this species is harmless to humans.

Is the Bar-cheeked wrasse edible?

The Bar-cheeked wrasse is rarely eaten.

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All data

Identification

English name
Bar-cheeked wrasse verified
Scientific name
Novaculichthys taeniourus
Family
Labridae
Other names
Carpet wrasse; Dragon wrasse; Rockmover wrasse; Olive-scribbled wrasse; Reindeer wrasse; Masked wrasse; Rockmover; Tahiti sand wrasse; Wrasse verified

Appearance

Size class
Medium verified
Max length (cm)
30.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Green inferred
Pattern
Spots inferred
Tail shape
Straight inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
3.0 verified
Max depth (m)
25.0 verified
Natural range
Indo-Pacific; reef flats, lagoons and seaward reefs. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Crustaceans, molluscs, echinoderms and worms sourced
Social behaviour
Solitary inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Protogynous (female first) sourced
Sexual dimorphism
Yes inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Shifts stones with the mouth to find prey; juveniles mimic drifting seaweed. sourced

For anglers

Edibility
Rarely eaten sourced
Fishing method
Fishing with natural bait (fish, shrimp, worm) or lures close to reef and rock structures. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

More from the family Labridae

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