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Blownose (Scarus vetula) — Scaridae

Blownose

Scarus vetula
Family: Scaridae
LC · Least Concern

The Blownose (Scarus vetula) is a saltwater fish of the family Scaridae that grows up to 61 cm.

Length
61 cm
Water
Saltwater
Depth
3.0–25.0 m
Diet
Herbivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Venomous / poisonous
Range
Western Atlantic and Caribbean; coral reefs and adjacent habitats.
Edibility
Commonly eaten

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Description

The queen parrotfish is a large parrotfish of the family Scaridae from the western Atlantic and Caribbean. The species grows to about 61 cm; terminal-phase males are handsomely blue-green with yellow and pink accents around the mouth, while initial-phase females are grey-brown with a white lateral band. With its teeth fused into a strong beak it scrapes algae from coral and rocks, biting off limestone that it excretes as sand - parrotfishes thus produce large amounts of reef sand. Like many parrotfishes it changes sex (female to male) and at night spins a mucus cocoon around itself, probably against predators and parasites. The species is harmless to humans.

Frequently asked questions

How do you recognise the Blownose?

The Blownose has a torpedo-shaped body, is mainly blue and shows a plain pattern. Beak of fused teeth for scraping algae and producing reef sand; changes sex and spins a mucus cocoon at night. Note: in tropical areas this species can cause ciguatera poisoning when eaten; large specimens of coral reef predators can accumulate the toxin. Eat with caution or avoid in risk areas.

Where does the Blownose live?

The Blownose lives in the sea (marine waters) and is mostly found around stony or rocky ground. Western Atlantic and Caribbean; coral reefs and adjacent habitats.

How big does the Blownose get?

The Blownose grows to a maximum of about 61 cm. On average the species is around 32 cm.

Is the Blownose dangerous to humans?

The Blownose is venomous — handle spines with care and seek medical help after a sting if needed. None required: this species is harmless to humans.

Is the Blownose edible?

Yes, the Blownose is commonly eaten.

More photos

Blownose (Scarus vetula) — Scaridae — 2
iNaturalist ((c) Jenn Megyesi, some rights reserved (CC BY-NC))
Blownose (Scarus vetula) — Scaridae — 3
Wikimedia Commons — Paul Asman and Jill Lenoble (CC BY 2.0)
Blownose (Scarus vetula) — Scaridae — 4
iNaturalist ((c) dwmullins, some rights reserved (CC BY-NC))
Blownose (Scarus vetula) — Scaridae — 5
iNaturalist ((c) dtsapalas, some rights reserved (CC BY-NC))
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All data

Identification

English name
Blownose verified
Scientific name
Scarus vetula
Family
Scaridae
Other names
Blue chub; Blue parrot; Blue parrotfish; Blueman; Joblin crow parrot; Queen parrotfish; Moontail; Okra peji; Scarld; Slimy head verified

Appearance

Size class
Large verified
Max length (cm)
61.0 verified
Average length (cm)
32.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Blue inferred
Pattern
Plain inferred
Tail shape
Crescent (lunate) 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
Western Atlantic and Caribbean; coral reefs and adjacent habitats. inferred
Origin
Native sourced

Behaviour & biology

Diet
Herbivore sourced
Diet (detail)
Algae from coral and rocks 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
Beak of fused teeth for scraping algae and producing reef sand; changes sex and spins a mucus cocoon at night. Note: in tropical areas this species can cause ciguatera poisoning when eaten; large specimens of coral reef predators can accumulate the toxin. Eat with caution or avoid in risk areas. verified

For anglers

Edibility
Commonly 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
Venomous / poisonous 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 Scarus

More from the family Scaridae

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