Mediterranean marine heatwaves threaten coastal livelihoods

KERKENNAH ISLANDS, Tunisia, Nov 13 (Reuters) – A decade ago, Tunisian fisherman Ahmed Chelli’s nets bulged with fish and octopus that he sold at the local market in the Kerkennah islands. Today, he pulls up only “ISIS” — the name locals have given to the blue crabs that have invaded their fishing grounds in the fast-warming waters of the Mediterranean.”The fisherman, … instead of finding fish to provide an income, he finds something that cuts his nets,” Chelli complained.For more than 70 days this summer, a marine heatwave cooked the waters of the western Mediterranean.It was the worst swelter for the …
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