![]() ![]() In Marseille, the marine heat wave is "extremely intense," with 28☌ recorded on July 19, as opposed to a seasonal average of 21.5☌. On the French coast, the phenomenon peaks in late May, late June and late July, followed by another rise in early August," said the Météo France specialist. "In the atmosphere, heat waves don't last very long. The concerned waters are those that run up to 20 meters deep, between the Balearic Islands and the coast of the Spanish Levant, all around the island of Corsica, across from the French Riviera, and along the Italian coastline – from the Ligurian Sea in northern Italy to the Gulf of Taranto in the South. For more than 70 days now, or since May, the sea has displayed "significant temperature irregularities," noted Samuel Somot, a specialist in Mediterranean heat waves at Météo France (the French national meteorological service). On July 19, satellite measurements found a difference of 6.5 ☌ compared to the seasonal norm off the coast of Marseille. This summer, the phenomenon is proving to be particularly worrisome. KAMIL ZIHNIOGLU POUR « LE MONDE »Īre the ecosystems of the Mediterranean Sea inevitably in peril? The growing number of marine heat waves in the Mediterranean are prompting scientists to think that this may be the case. Subscribers only The Lavezzi Islands (South Corsica), July 13, 2022. With water temperatures 6.5 ☌ higher than normal off the coasts of southern Europe, species essential to the well-being of underwater ecosystems are being replaced by tropical predators.īy Guillaume Delacroix Published on July 30, 2022, at 2:45 pm (Paris), updated on July 30, 2022, at 4:23 pm Marine heat waves mean deadly fate for large number of Mediterranean flora and fauna ![]()
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