The good, the bad and the algae! |18 May 2026

The good, the bad and the algae!

This month, an unusual underwater clean-up mission took place at Cousin Island Special Reserve. Over several days, divers descended to the reef with a common goal – to manually remove sargassum, a type of seaweed that is suffocating corals.

One of the biggest challenges facing reefs in Seychelles is the rapid expansion of seaweed, or macroalgae, including species such as sargassum.

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