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Spotcheek emperor (Lethrinus rubrioperculatus) — Lethrinidae

Spotcheek emperor

Lethrinus rubrioperculatus
Family: Lethrinidae

The Spotcheek emperor (Lethrinus rubrioperculatus) is a saltwater fish of the family Lethrinidae that grows up to 57 cm.

Length
57 cm
Water
Saltwater
Depth
10.0–198.0 m
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Edibility
Highly prized

Description

The spotcheek emperor is an emperor (Lethrinidae) from the Indo-West Pacific. The species grows to about 57 cm and has an elongate, olive-grey body with a conspicuous red spot at the upper edge of the gill cover. As a bottom-oriented predator it lives around coral and rocky reefs and on adjacent sand flats to several tens of metres and hunts molluscs, crustaceans, sea urchins and small fish. It is a valued food fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Spotcheek emperor?

The Spotcheek emperor has a torpedo-shaped body and is mainly silver-grey.

Where does the Spotcheek emperor live?

The Spotcheek emperor lives in the sea (marine waters) and is mostly found around stony or rocky ground.

How big does the Spotcheek emperor get?

The Spotcheek emperor grows to a maximum of about 57 cm. On average the species is around 30 cm.

Is the Spotcheek emperor dangerous to humans?

No, the Spotcheek emperor is harmless to humans.

Is the Spotcheek emperor edible?

Yes, the Spotcheek emperor is a highly prized food fish.

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All data

Identification

Dutch name
Roodwang-keizer sourced
English name
Spotcheek emperor sourced
Scientific name
Lethrinus rubrioperculatus
Family
Lethrinidae
Other names
Emperor; Red-eared emperor; Red-ears verified

Appearance

Size class
Large verified
Max length (cm)
57.0 verified
Average length (cm)
30.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
10.0 verified
Max depth (m)
198.0 verified
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred

For anglers

Edibility
Highly prized inferred
Fishing method
Vissen met natuurlijk aas (vis, garnaal, worm) of kunstaas dicht bij rif- en rotsstructuren. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified

Status & sources

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

Same genus Lethrinus

More from the family Lethrinidae

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