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Indian triggerfish (Melichthys indicus) — Balistidae

Indian triggerfish

Melichthys indicus
Family: Balistidae

The Indian triggerfish (Melichthys indicus) is a saltwater fish of the family Balistidae that grows up to 25 cm.

Length
25 cm
Water
Saltwater
Depth
1.0–30.0 m
Body shape
Flat / disc-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Asia: Myanmar, Christmas I., Cocos Is. (Keel), Bassas da India, Indonesia, Kenya and others
Edibility
Commonly eaten

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Description

The Indian triggerfish is a triggerfish (Balistidae) from the Indian Ocean. The species grows to about 25 cm and has a deep, laterally compressed, dark-brown to black body with conspicuous white lines along the base of the dorsal and anal fins. Like all triggerfish it can lock its first dorsal spine upright to wedge itself in crevices. It eats algae, small invertebrates and zooplankton. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Indian triggerfish?

The Indian triggerfish has a flattened, disc-shaped body and is mainly black.

Where does the Indian triggerfish live?

The Indian triggerfish lives in the sea (marine waters) and is mostly found around stony or rocky ground. Asia: Myanmar, Christmas I., Cocos Is. (Keel), Bassas da India, Indonesia, Kenya and others

How big does the Indian triggerfish get?

The Indian triggerfish grows to a maximum of about 25 cm.

Is the Indian triggerfish dangerous to humans?

No, the Indian triggerfish 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 Indian triggerfish edible?

Yes, the Indian triggerfish is commonly eaten.

More photos

Indian triggerfish (Melichthys indicus) — Balistidae — 2
iNaturalist ((c) Jan Ebr & Ivana Ebrová, some rights reserved (CC BY))
Indian triggerfish (Melichthys indicus) — Balistidae — 3
Wikimedia Commons — Diego Delso (CC BY-SA 4.0)
Indian triggerfish (Melichthys indicus) — Balistidae — 4
Wikimedia Commons — Julien Bidet for MDC Seamarc (CC BY-SA 4.0)
Indian triggerfish (Melichthys indicus) — Balistidae — 5
Wikimedia Commons — Frédéric Ducarme (CC BY-SA 4.0)
Fin

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All data

Identification

English name
Indian triggerfish sourced
Scientific name
Melichthys indicus
Family
Balistidae
Other names
Black triggerfish; Indian triggerfish; Black finned triggerfish verified

Appearance

Size class
Medium verified
Max length (cm)
25.0 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Black sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
1.0 verified
Max depth (m)
30.0 verified
Natural range
Asia: Myanmar, Christmas I., Cocos Is. (Keel), Bassas da India, Indonesia, Kenya and others sourced
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Commonly eaten inferred
Fishing method
Fishing with natural bait (fish, shrimp, worm) or lures close to reef and rock structures. inferred
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 Melichthys

More from the family Balistidae

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