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Oblique-banded grouper (Epinephelus radiatus) — Serranidae

Oblique-banded grouper

Epinephelus radiatus
Family: Serranidae

The Oblique-banded grouper (Epinephelus radiatus) is a saltwater fish of the family Serranidae that grows up to 70 cm.

Length
70 cm
Water
Saltwater
Depth
18.0–383.0 m
Diet
Carnivore
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Asia: Australia, Myanmar, Sri Lanka, Taiwan/Ch Taipei, Comoros, Djibouti and others
Edibility
Commonly eaten

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Description

The oblique-banded grouper is a grouper (Epinephelidae) from the Indo-West Pacific. The species grows to about 70 cm and has a robust, brownish body with a few oblique, radiating dark bands fanning out from the eye. As a bottom-oriented ambush predator it lives around deeper rocky reefs and on sand and mud bottoms and engulfs fish and crustaceans. It is a valued food fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Oblique-banded grouper?

The Oblique-banded grouper has a torpedo-shaped body and is mainly brown.

Where does the Oblique-banded grouper live?

The Oblique-banded grouper lives in the sea (marine waters) and is mostly found around sand or mud bottom. Asia: Australia, Myanmar, Sri Lanka, Taiwan/Ch Taipei, Comoros, Djibouti and others

How big does the Oblique-banded grouper get?

The Oblique-banded grouper grows to a maximum of about 70 cm.

Is the Oblique-banded grouper dangerous to humans?

No, the Oblique-banded grouper 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 Oblique-banded grouper edible?

Yes, the Oblique-banded grouper is commonly eaten.

More photos

Oblique-banded grouper (Epinephelus radiatus) — Serranidae — 2
Wikimedia Commons — Jerome Huet (IFREMER, Délégation océan Indien (DOI), Département Ressources Biologiques et Environnement (RBE), F-97420 Le Port, France) (CC BY 4.0)
Oblique-banded grouper (Epinephelus radiatus) — Serranidae — 3
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Oblique-banded grouper (Epinephelus radiatus) — Serranidae — 4
iNaturalist ((c) kyosapir, some rights reserved (CC BY-NC))
Oblique-banded grouper (Epinephelus radiatus) — Serranidae — 5
Florida Museum of Natural History Ichthyology (CC BY-NC 4.0) via GBIF — UF
Fin

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All data

Identification

English name
Oblique-banded grouper sourced
Scientific name
Epinephelus radiatus
Family
Serranidae
Other names
Obliquebanded grouper; Oblique-banded grouper; Radiant rockcod; Grouper; Oblique-banded rockcod verified

Appearance

Size class
Large verified
Max length (cm)
70.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown sourced
Tail shape
Rounded inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
18.0 verified
Max depth (m)
383.0 verified
Natural range
Asia: Australia, Myanmar, Sri Lanka, Taiwan/Ch Taipei, Comoros, Djibouti and others sourced
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Diet (detail)
Small fishes, crustaceans and invertebrates 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

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Fin

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