Maldives Marine Life

Marine life of Maldivian waters

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Undulate periwinkle
No photo available
Photo: Lozouet Pierre / Wikimedia Commons, CC BY 4.0 (view on Wikimedia Commons)Preserved museum specimen. Shell photo (empty shell), not the living animal.

Undulate periwinkle

Littoraria undulata

Valid name (WoRMS, AphiaID 208934, checked 2026-10-31).

English
Undulate periwinkle
Scientific
Littoraria undulata
Dhivehi
No recorded Dhivehi name
Group
Sea snails
Family
Littorinidae (periwinkles)
Maximum size
Up to about 2 cm (shell length)
Depth and habitat
Sea floor (benthic), recorded from 0 to 7 m
IUCN status
LC · Least ConcernLeast Concern (LC), assessed 2011

Description

A periwinkle with a small, pointed shell patterned in wavy brown and cream lines. It lives above the water line on rocks, beach rock and mangroves.

In the Maldives

Recorded from the Maldives: museum specimens (n=24); iNaturalist research-grade observations in the Maldives (n=4, 3 observers).

Sources

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