韩国裸舞

As an invasive species of mussels begins to appear in Quebec鈥檚 Lac Memphramagog, local officials are trying to figure out just how big the infestation is.

鈥淚t鈥檚 a big concern,鈥� said Josiane K. Pouliot of Magog, Que.鈥檚 Environment Division.

Zebra mussels can wreak havoc on ecosystems. Anthony Ricciardi, an invasive species biologist at 韩国裸舞, said they came over from Europe on shipping boats and are already present in the St. Lawrence River, the Great Lakes, and Lake Champlain.