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Smooth grouper (Dermatolepis striolata) — Serranidae

Smooth grouper

Dermatolepis striolata
Family: Serranidae

The Smooth grouper (Dermatolepis striolata) is a saltwater fish of the family Serranidae that grows up to 85 cm.

Length
85 cm
Water
Saltwater
Depth
1.0–15.0 m
Diet
Carnivore
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Africa: Comoros, Mayotte, Iran, Kenya, Madagascar, Mozambique and others
Edibility
Rarely eaten

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Description

The smooth grouper is a large grouper (Epinephelidae) from coastal waters of the western Indian Ocean and southeast Atlantic. The species grows to about 85 cm and has a deep, laterally compressed, grey-brown body with irregular pale markings and a smooth skin. As a bottom-oriented predator it shelters around rocky reefs and wrecks and seizes fish and crustaceans. It is a food fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Smooth grouper?

The Smooth grouper has a torpedo-shaped body, is mainly brown and shows a marbled pattern.

Where does the Smooth grouper live?

The Smooth grouper lives in the sea (marine waters) and is mostly found around stony or rocky ground. Africa: Comoros, Mayotte, Iran, Kenya, Madagascar, Mozambique and others

How big does the Smooth grouper get?

The Smooth grouper grows to a maximum of about 85 cm.

Is the Smooth grouper dangerous to humans?

No, the Smooth 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 Smooth grouper edible?

The Smooth grouper is rarely eaten.

More photos

Smooth grouper (Dermatolepis striolata) — Serranidae — 2
iNaturalist ((c) Ewout Knoester, some rights reserved (CC BY-SA))
Smooth grouper (Dermatolepis striolata) — Serranidae — 3
iNaturalist ((c) Georgina Jones, some rights reserved (CC BY-SA))
Smooth grouper (Dermatolepis striolata) — Serranidae — 4
iNaturalist ((c) Wildlife and Ecological Investments, some rights reserved (CC BY-NC))
Smooth grouper (Dermatolepis striolata) — Serranidae — 5
iNaturalist ((c) Hamadi Mwamlavya, some rights reserved (CC BY-NC))
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All data

Identification

English name
Smooth grouper sourced
Scientific name
Dermatolepis striolata
Family
Serranidae
Other names
Smooth grouper; Smooth rockcod verified

Appearance

Size class
Extra large verified
Max length (cm)
85.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown sourced
Pattern
Marbled sourced
Tail shape
Rounded inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
1.0 verified
Max depth (m)
15.0 verified
Natural range
Africa: Comoros, Mayotte, Iran, Kenya, Madagascar, Mozambique 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
Rarely eaten inferred
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 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

Same genus Dermatolepis

More from the family Serranidae

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