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Black-spotted swallowtail (Trachinotus botla) — Carangidae

Black-spotted swallowtail

Trachinotus botla
Family: Carangidae
LC · Least Concern

The Black-spotted swallowtail (Trachinotus botla) is a brackish-water fish of the family Carangidae that grows up to 75 cm.

Length
75 cm
Water
Brackish
Diet
Carnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Indo-West Pacific, in sandy surf zones along the coast.
Edibility
Commonly eaten

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Description

The largespotted dart is a jack (family Carangidae) of the Indo-West Pacific. The species grows to about 75 cm and has a deep, laterally compressed, silvery body with a few large dark spots on the flank and a deeply forked tail. Adults live close inshore in sandy surf zones, while juveniles stay in the shallow surf. They feed on crabs, mussels and worms. The species is a fast swimmer, of modest commercial value and a prized sport fish. It is harmless to humans.

Frequently asked questions

How do you recognise the Black-spotted swallowtail?

The Black-spotted swallowtail has a torpedo-shaped body, is mainly silver-grey and shows a spots pattern. Fast surf-zone fish with a few large dark blotches on the flank.

Where does the Black-spotted swallowtail live?

The Black-spotted swallowtail lives in brackish water and is mostly found around stony or rocky ground. Indo-West Pacific, in sandy surf zones along the coast.

How big does the Black-spotted swallowtail get?

The Black-spotted swallowtail grows to a maximum of about 75 cm. On average the species is around 60 cm.

Is the Black-spotted swallowtail dangerous to humans?

No, the Black-spotted swallowtail is harmless to humans. None required: this species is harmless to humans.

Is the Black-spotted swallowtail edible?

Yes, the Black-spotted swallowtail is commonly eaten.

More photos

Black-spotted swallowtail (Trachinotus botla) — Carangidae — 2
Tom Lewin (CC BY 4.0) via GBIF — SAIAB
Black-spotted swallowtail (Trachinotus botla) — Carangidae — 3
Wikimedia Commons — Kare Kare (CC BY-SA 3.0)
Black-spotted swallowtail (Trachinotus botla) — Carangidae — 4
Wikimedia Commons — Brian Gratwicke from DC, USA (CC BY 2.0)
Black-spotted swallowtail (Trachinotus botla) — Carangidae — 5
Wikimedia Commons — Brian Gratwicke from DC, USA (CC BY 2.0)
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All data

Identification

English name
Black-spotted swallowtail verified
Scientific name
Trachinotus botla
Family
Carangidae
Other names
Common dart; Dart; Large spotted dart; Largespotted dart; Largespotted pompano; Largespot dart; Largespot pampano; Southern swallowtail; Surf bream; Surf trevally; Swallow-tail; Swallowtail dart verified

Appearance

Size class
Large verified
Max length (cm)
75.0 verified
Average length (cm)
60.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Spots inferred
Tail shape
Forked inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
Two separate inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Brackish sourced
Substrate
Stone or rock sourced
Natural range
Indo-West Pacific, in sandy surf zones along the coast. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Crabs, mussels and worms sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Fast surf-zone fish with a few large dark blotches on the flank. sourced

For anglers

Edibility
Commonly eaten sourced
Fishing method
Casting with lures or natural bait in the surf; a sought-after sport fish. sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Trachinotus

More from the family Carangidae

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