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Emperor (Gymnocranius elongatus) — Lethrinidae

Emperor

Gymnocranius elongatus
Family: Lethrinidae
LC · Least Concern

The Emperor (Gymnocranius elongatus) is a saltwater fish of the family Lethrinidae that grows up to 35 cm.

Length
35 cm
Water
Saltwater
Depth
50.0–100.0 m
Diet
Carnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Edibility
Rarely eaten

Description

The forktail large-eye bream is an emperor (family Lethrinidae) of Indo-West Pacific waters. The species grows to about 35 cm and has a fusiform, silvery body with large eyes and a deeply forked tail. It lives demersally on sandy or low-relief rocky bottoms, often on offshore trawling grounds and sometimes near shallow coral reefs, alone or in small groups. Its diet consists of bottom-living invertebrates. The species is harmless to humans and of modest commercial value, marketed fresh.

Frequently asked questions

How do you recognise the Emperor?

The Emperor has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern.

Where does the Emperor live?

The Emperor lives in the sea (marine waters) and is mostly found around sand or mud bottom.

How big does the Emperor get?

The Emperor grows to a maximum of about 35 cm. On average the species is around 25 cm.

Is the Emperor dangerous to humans?

No, the Emperor is harmless to humans.

Is the Emperor edible?

The Emperor is rarely eaten.

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All data

Identification

Dutch name
Gevorkte grootoogbrasem sourced
English name
Emperor verified
Scientific name
Gymnocranius elongatus
Family
Lethrinidae
Other names
Forktail bigeye bream; Forktail large-eye bream verified

Appearance

Size class
Medium verified
Max length (cm)
35.0 verified
Average length (cm)
25.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Plain inferred
Tail shape
Forked inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
50.0 verified
Max depth (m)
100.0 verified
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred

For anglers

Edibility
Rarely eaten sourced
Fishing method
Bodemvissen met natuurlijk aas op zandige gronden; ook beroepsmatig met de sleepnet gevangen. sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced

Status & sources

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

Same genus Gymnocranius

More from the family Lethrinidae

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