Maldives Marine Life

Marine life of Maldivian waters

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Harlequin sweetlips
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Photo: Rickard Zerpe / Wikimedia Commons, CC BY 2.0 (view on Wikimedia Commons)

Harlequin sweetlips

Plectorhinchus chaetodonoides

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

English
Harlequin sweetlips
Scientific
Plectorhinchus chaetodonoides
Dhivehi
Galu guruva
Group
Reef fish
Family
Haemulidae (sweetlips and grunts)
Maximum size
Up to about 72 cm (total length); commonly 60 cm; max. published weight 7 kg (FishBase); MRS 1997 gives max. 65 cm
Depth and habitat
Coral reefs and reef-associated habitats, recorded from 1 to 30 m; also enters brackish water
IUCN status
LC · Least ConcernLeast Concern (LC), assessed 2023

Description

Adults are whitish to pale yellow covered with many small brown spots, which extend onto the fins. Juveniles are completely different: brown with large dark-edged white blotches, and they swim with an exaggerated wriggle that seems to mimic a toxic flatworm. Adults rest under ledges and table corals by day and feed at night on crustaceans, molluscs and fish.

In the Maldives

Dhivehi name galu guruva (MRS 1997). MRS notes juveniles were exported as aquarium fish.

Sources

Dhivehi name source: M.R.S. (1997) Fishes of the Maldives (FAO/BOBP MAG/21) gives 'Galu guruva' (Latin form).