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Which islands of Tuvalu are reef islands?
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The islands of Tuvalu are categorized into atolls and reef islands. While the atolls consist of islets that encircle a shallow lagoon, the reef islands are compact and feature a fringing reef.1
The islands classified as reef islands are:
- Nanumanga1
- Niutao1
- Vaitupu1
- Niulakita1
In contrast, the atolls of Tuvalu include Nanumea, Nui, Nukufetau, Funafuti, and Nukulaelae.1