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Chilean vieja (Graus nigra) — Kyphosidae

Chilean vieja

Graus nigra
Family: Kyphosidae

The Chilean vieja (Graus nigra) is a saltwater fish of the family Kyphosidae that grows up to 65 cm.

Length
64.6 cm
Water
Saltwater
Depth
0.0–25.0 m
Diet
Herbivore
Body shape
Flat / disc-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
South America: Chile, Peru
Edibility
Commonly eaten

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Description

The Chilean vieja is an algae-eating reef fish (Kyphosidae) from coastal waters of the eastern Pacific, off Chile and Peru. The species grows to about 65 cm and has a deep, dark-grey to nearly black body with thick lips and chisel-shaped teeth. As a bottom-oriented herbivore it grazes algae from rocky reefs in the shallow surf zone. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Chilean vieja?

The Chilean vieja has a flattened, disc-shaped body and is mainly black.

Where does the Chilean vieja live?

The Chilean vieja lives in the sea (marine waters) and is mostly found around sand or mud bottom. South America: Chile, Peru

How big does the Chilean vieja get?

The Chilean vieja grows to a maximum of about 65 cm.

Is the Chilean vieja dangerous to humans?

No, the Chilean vieja is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Chilean vieja edible?

Yes, the Chilean vieja is commonly eaten.

More photos

Chilean vieja (Graus nigra) — Kyphosidae — 2
iNaturalist ((c) Andrey M. M., some rights reserved (CC BY-NC))
Chilean vieja (Graus nigra) — Kyphosidae — 3
iNaturalist ((c) sdamestica, some rights reserved (CC BY-NC))
Chilean vieja (Graus nigra) — Kyphosidae — 4
iNaturalist ((c) Lorenz Carrasco, some rights reserved (CC BY-NC))
Chilean vieja (Graus nigra) — Kyphosidae — 5
iNaturalist ((c) Eric Rojas-Abarca, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Chilean vieja sourced
Scientific name
Graus nigra
Family
Kyphosidae

Appearance

Size class
Large verified
Max length (cm)
64.6 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Black sourced
Tail shape
Straight inferred
Lips
Thick / fleshy sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
0.0 verified
Max depth (m)
25.0 verified
Natural range
South America: Chile, Peru sourced
Origin
Native inferred

Behaviour & biology

Diet
Herbivore sourced
Diet (detail)
Algae, seaweeds and plant material inferred
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Commonly eaten inferred
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

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

More from the family Kyphosidae

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