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Guinea-Bissau Tidal Waters

This dynamic environment supports a diverse range of marine life and ecosystems.

NASA3 Aug 20261 min read
Guinea-Bissau Tidal Waters
Image via NASA

Twice each day, tides ebb and flow through a maze of sandy channels, mudflats, and mangrove forests that flank the 88 islands and islets of Guinea-Bissau’s Bijagós Archipelago (Arquipélago dos Bijagós in Portuguese). Seen from above in this image from Nov. 28, 2025, the process leads to stark changes to the landscape: around low tide, intertidal mudflats and sandflats […]

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