In the summer of 2021, the fishermen of the Glénan archipelago, in the south of Brittany, had a funny surprise.
Instead of the lobsters and crabs they were looking for, they only brought up octopuses in their traps.
The cephalopods had only made a few bites of the precious crustaceans!
“For five to six years, we had been collecting isolated testimonies from a few fishermen who had occasionally caught octopus, but last year the catches were really high, so much so that a hundred boats went to target the animal in the south of Brittany”
, reports Martial Laurans, researcher at Ifremer.
"With a fairly advantageous selling price of 9 to 10 euros per kilo for octopus, this new resource has a real economic interest."
The common octopus,
Octopus vulgaris
, especially likes warm waters.
Its rapid proliferation in Brittany may therefore seem surprising at first sight.
Could this be a direct consequence of the effects of global warming...
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