%0 Book Section %9 OS CH : Chapitres d'ouvrages scientifiques %A Jouanno, Julien %T Sargassum taking over %B Our shared ocean : science in the Global South for a sustainable world %C Marseille %D 2025 %E Duvail, Stéphanie %E Herrmann, Marine %E Lévy, Marina %E Pringault, Olivier %E Guedj, Catherine %E Lavagne, Corinne %E Portal-Cabanel, J. %E Rechner, Daïna %E Sabrié, Marie-Lise %L fdi:010094096 %G ENG %I IRD %@ 978-2-7099-3070-3 %K ANTILLES %K ATLANTIQUE TROPICAL ; MEXIQUE GOLFE ; CONGO FLEUVE %P 46-47 %U https://www.documentation.ird.fr/hor/fdi:010094096 %> https://horizon.documentation.ird.fr/exl-doc/pleins_textes/2025-07/010094096.pdf %W Horizon (IRD) %X Two pelagic species of brown sargassum seaweed, Sargassum natans and Sargassum fluitans, have been growing in large quantities in the Tropical Atlantic since 2011. Their build-up along coasts threatens ecosystems and economies in the Caribbean and West Africa. %S Grands Enjeux %$ 074MICFLO02 ; 082ECOSYS