Die Quaggamuschel gilt in Europa und Nordamerika als hochgradig invasiv. | Heute.at

Die Quaggamuschel gilt in Europa und Nordamerika als hochgradig invasiv.

APA-Images / dpa / Patrick Seeger

28 November 2019, Baden-Wuerttemberg, Sipplingen: Quagga mussels grow on the ground in a technical facility of the Lake Constance water supply. The mussel has been spreading massively in Lake Constance for several years. The Lake Constance water supply must additionally hire personnel to remove the mussels. Photo: Patrick Seeger/dpa

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