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Shadow trevally (Carangoides dinema) — Carangidae

Shadow trevally

Carangoides dinema
Family: Carangidae

The Shadow trevally (Carangoides dinema) is a fish of the family Carangidae that grows up to 85 cm.

Length
85 cm
Depth
1–100 m
Diet
Carnivore
Behaviour
Schooling
Activity
Diurnal
Substrate
Open water
Danger
Harmless
Range
Indo-West Pacific
Edibility
Commonly eaten

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Description

The shadow trevally is a large predatory jack (Carangidae) from the Indo-West Pacific. The species grows to about 85 cm and has a streamlined, silvery body with a row of dark, rectangular 'shadow' blotches along the back below the second dorsal fin. As an open-water predator it hunts small fish and crustaceans along coral reefs and slopes. It is a valued sport and food fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Shadow trevally?

The Shadow trevally is mainly silver-grey and shows a spots pattern. Row of dark rectangular dorsal blotches; large schooling mackerel

Where does the Shadow trevally live?

The Shadow trevally is mostly found around open water. Indo-West Pacific

How big does the Shadow trevally get?

The Shadow trevally grows to a maximum of about 85 cm. On average the species is around 51 cm.

Is the Shadow trevally dangerous to humans?

No, the Shadow trevally 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 Shadow trevally edible?

Yes, the Shadow trevally is commonly eaten.

More photos

Shadow trevally (Carangoides dinema) — Carangidae — 2
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Shadow trevally (Carangoides dinema) — Carangidae — 3
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Shadow trevally (Carangoides dinema) — Carangidae — 4
iNaturalist ((c) afguemas, some rights reserved (CC BY-NC))
Shadow trevally (Carangoides dinema) — Carangidae — 5
iNaturalist ((c) David R, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Shadow trevally sourced
Scientific name
Carangoides dinema
Family
Carangidae
Other names
Shadow kingfish; Aldabra trevally; Twothread trevally

Appearance

Size class
Extra large
Max length (cm)
85.0 verified
Average length (cm)
51.0 sourced
Dominant colour
Silver / grey sourced
Pattern
Spots sourced
Tail shape
Forked inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
Two separate inferred
Dorsal spines
No sourced

Habitat & distribution

Substrate
Open water sourced
Min depth (m)
1 sourced
Max depth (m)
100 sourced
Natural range
Indo-West Pacific sourced
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small fishes and crustaceans inferred
Social behaviour
Schooling sourced
Territorial
No sourced
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Schooling reef predatory mackerel; present year-round. sourced
Special features
Row of dark rectangular dorsal blotches; large schooling mackerel sourced

For anglers

Edibility
Commonly eaten sourced
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 Carangoides

More from the family Carangidae

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