Maldives Marine Life

Marine life of Maldivian waters

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Rust-spotted guard crab
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Photo: Hectonichus / Wikimedia Commons, CC BY-SA 3.0 (view on Wikimedia Commons)

Rust-spotted guard crab

Trapezia rufopunctata

Valid name (WoRMS, AphiaID 210187, checked 2026-10-31).

English
Rust-spotted guard crab
Scientific
Trapezia rufopunctata
Dhivehi
No recorded Dhivehi name
Group
Crabs
Family
Trapeziidae (coral guard crabs)
Depth and habitat
Sea floor (benthic), recorded from 0 to 30 m
IUCN status
NE · Not EvaluatedNot Evaluated (NE)

Description

A coral guard crab with a pale shell covered in rust-red spots. It lives only in branching corals, mainly Pocillopora, where it defends the coral against crown-of-thorns starfish and other coral eaters, nipping their tube feet. In return it feeds on coral mucus and shelters among the branches.

In the Maldives

Recorded from the Maldives: museum specimens (n=1); iNaturalist research-grade observations in the Maldives (n=43, 23 observers); literature records via OBIS.

Sources

Dhivehi name source: No species-level Dhivehi name found in Dhivehi Wikipedia, SeaLifeBase (country: Maldives) or MRS/MMRI invertebrate publications.