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Lined rainbow-fish (Stethojulis strigiventer) — Labridae

Lined rainbow-fish

Stethojulis strigiventer
Family: Labridae
LC · Least Concern

The Lined rainbow-fish (Stethojulis strigiventer) is a saltwater fish of the family Labridae that grows up to 15 cm.

Length
15 cm
Water
Saltwater
Depth
2.0–15.0 m
Diet
Carnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Indo-Pacific; seagrass beds and inner reef flats.
Edibility
Not eaten

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Description

The silverstreak wrasse is a small wrasse (Labridae) from the Indo-Pacific. The species grows to about 15 cm and has a slender body with fine, bright lengthwise stripes along the flank; males and females differ in colour. It inhabits seagrass beds and areas of mixed sand, rubble and algae of inner reef flats and shallow lagoons. It swims in small groups over large areas searching for small invertebrates. Like many wrasses it is a protogynous hermaphrodite, in which females can change into males. The species is not fished and is harmless to humans.

Frequently asked questions

How do you recognise the Lined rainbow-fish?

The Lined rainbow-fish has a torpedo-shaped body, is mainly green and shows a horizontal stripes pattern. Fine shiny stripes on the flanks; protogynous hermaphrodite of seagrass beds.

Where does the Lined rainbow-fish live?

The Lined rainbow-fish lives in the sea (marine waters) and is mostly found around stony or rocky ground. Indo-Pacific; seagrass beds and inner reef flats.

How big does the Lined rainbow-fish get?

The Lined rainbow-fish grows to a maximum of about 15 cm.

Is the Lined rainbow-fish dangerous to humans?

No, the Lined rainbow-fish is harmless to humans. None required: this species is harmless to humans.

Is the Lined rainbow-fish edible?

The Lined rainbow-fish is not usually eaten.

More photos

Lined rainbow-fish (Stethojulis strigiventer) — Labridae — 2
iNaturalist ((c) erinwoodward, some rights reserved (CC BY-NC))
Lined rainbow-fish (Stethojulis strigiventer) — Labridae — 3
Wikimedia Commons — Elisabeth Morcel (CC BY-SA 3.0)
Lined rainbow-fish (Stethojulis strigiventer) — Labridae — 4
iNaturalist ((c) Ewout Knoester, some rights reserved (CC BY-SA))
Lined rainbow-fish (Stethojulis strigiventer) — Labridae — 5
iNaturalist ((c) Sascha Schulz, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Lined rainbow-fish verified
Scientific name
Stethojulis strigiventer
Family
Labridae
Other names
Silverbelly wrasse; Silverstreak wrasse; Silver-streaked rainbowfish; Silverstreaked wrasse; Three-ribbon wrasse; Silver-streaked wrasse; Stripebelly wrasse; Striped-belly wrasse; Three ribbon wrasse; Three-ribbon rainbowfish verified

Appearance

Size class
Small verified
Max length (cm)
15.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Green inferred
Pattern
Horizontal stripes 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)
2.0 verified
Max depth (m)
15.0 verified
Natural range
Indo-Pacific; seagrass beds and inner reef flats. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small bottom-dwelling invertebrates sourced
Social behaviour
Small groups 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
Fine shiny stripes on the flanks; protogynous hermaphrodite of seagrass beds. sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. 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

Same genus Stethojulis

More from the family Labridae

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