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Sawtail grouper (Mycteroperca prionura) — Serranidae

Sawtail grouper

Mycteroperca prionura
Family: Serranidae
DD · Data Deficient

The Sawtail grouper (Mycteroperca prionura) is a saltwater fish of the family Serranidae that grows up to 105 cm.

Length
105 cm
Water
Saltwater
Depth
8.0–55.0 m
Diet
Carnivore
Behaviour
Solitary
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Eastern Pacific
Edibility
Highly prized

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Description

The sawtail grouper is a large grouper from the eastern Pacific, ranging from the Gulf of California to Jalisco in Mexico. The species grows to about 105 cm and has a streamlined, pale grey to brown body with a purplish tint and numerous small reddish-brown spots; the caudal fin has a scalloped, saw-like margin with extended rays. It lives on rocky reefs with boulders, gorgonians and black corals between 8 and 55 metres depth and hunts fish and crustaceans. Like most groupers the species is a protogynous hermaphrodite. It is a valued food fish. Owing to insufficient data the IUCN lists the species as Data Deficient (DD).

Frequently asked questions

How do you recognise the Sawtail grouper?

The Sawtail grouper has a torpedo-shaped body, is mainly brown and shows a spots pattern. Serrated, saw-like tail edge; protogynous hermaphrodite

Where does the Sawtail grouper live?

The Sawtail grouper lives in the sea (marine waters) and is mostly found around stony or rocky ground. Eastern Pacific

How big does the Sawtail grouper get?

The Sawtail grouper grows to a maximum of about 105 cm.

Is the Sawtail grouper dangerous to humans?

No, the Sawtail 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 Sawtail grouper edible?

Yes, the Sawtail grouper is a highly prized food fish.

More photos

Sawtail grouper (Mycteroperca prionura) — Serranidae — 2
iNaturalist ((c) Luis Daniel Santana Moreno, some rights reserved (CC BY-NC))
Sawtail grouper (Mycteroperca prionura) — Serranidae — 3
iNaturalist ((c) Tyler Busby, some rights reserved (CC BY-NC))
Sawtail grouper (Mycteroperca prionura) — Serranidae — 4
iNaturalist ((c) Arturo Velasco, some rights reserved (CC BY-NC))
Sawtail grouper (Mycteroperca prionura) — Serranidae — 5
iNaturalist ((c) Arturo Velasco, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Sawtail grouper verified
Scientific name
Mycteroperca prionura
Family
Serranidae
Other names
Sawtail grouper verified

Appearance

Size class
Extra large verified
Max length (cm)
105.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown inferred
Pattern
Spots sourced
Tail shape
Straight inferred
Mouth position
Terminal sourced
Lips
Thick / fleshy sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
8.0 verified
Max depth (m)
55.0 verified
Natural range
Eastern Pacific verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Fishes and crustaceans inferred
Social behaviour
Solitary inferred
Territorial
Yes inferred
Activity
Diurnal sourced
Reproduction
Protogynous (female first) sourced
Sexual dimorphism
No sourced
Seasonality
Resident fish on rocky reefs; protogynous hermaphrodite. sourced
Special features
Serrated, saw-like tail edge; protogynous hermaphrodite sourced

For anglers

Edibility
Highly prized sourced
Fishing method
Handline fishing with baitfish near rocky reef. sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
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 Mycteroperca

More from the family Serranidae

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