File:Nusa_Lembongan_Reef.jpg · Wikimedia Commons · See Wikimedia Commons

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thumb|Coral reef at Nusa Lembongan, Bali, Indonesia thumb|Pamalican island with surrounding reef, [[Sulu Sea, Philippines]] thumb|A reef surrounding an islet thumb|Reefs off Vanatinai|Vanatinai Island in the [[Louisiade Archipelago]]

AI overview

A reef is a ridge or formation, often made of coral, that rises from the ocean floor near the surface of the water. Reefs are important because they create habitats and structures that support marine life and can affect navigation and coastal environments.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Subclass of: shoal
Image: Vanatinai, Louisiade Archipelago.jpg

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OpenStreetMap tag: natural=reef
Commons category: Reefs
topic's main category: Category:Reefs
exact match: purl.obolibrary.org/obo/ENVO_00000130
described by source: Encyclopædia Britannica 11th edition
P8168: 79th Street

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