Maldives Marine Life

Marine life of Maldivian waters

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Black marlin
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Black marlin

Istiompax indica

Valid name (FishBase; confirmed in Eschmeyer's Catalog of Fishes and WoRMS, October 2026).

English
Black marlin
Scientific
Istiompax indica
Dhivehi
ކަޅުމަސް ހިބަރުKalhu mas hibaru
Group
Tunas and other pelagics
Family
Istiophoridae (billfishes)
Maximum size
Up to about 4.7 m (fork length); commonly 3.8 m; max. published weight 750 kg (FishBase); MRS 1997 gives common to 3.8 m; max. 4.6 m
Depth and habitat
Open ocean, near the surface and in mid-water, recorded from 0 to 915 m (usually 0 to 200 m)
IUCN status
DD · Data DeficientData Deficient (DD), assessed 2021

Description

A massive marlin, dark blue above and silvery white below, with a short, stout bill, a low first dorsal fin and rigid pectoral fins that cannot be folded flat against the body. It hunts small tunas, squid and other fish near the surface, often close to islands and drop-offs, and can exceed 4.5 m and 700 kg.

In the Maldives

Dhivehi name kalhu mas hibaru (MRS 1997, as Makaira indica).

Sources

Dhivehi name source: M.R.S. (1997) Fishes of the Maldives (FAO/BOBP MAG/21) gives 'Kalhu mas hibaru' (Latin form). Thaana from the Dhivehi Wikipedia article 'ކަޅުމަސް ހިބަރު' (derived from the MRS 1997 Dhivehi edition); it matches the Latin form.