When it comes to the Great Lakes, few threats are as feared as the establishment of an Asian carp population. After escaping into the Mississippi River in the late 1960s, Asian carp quickly colonized waterways across the United States and pushed out native species. Wildlife officials are understandably nervous as Asian carp draw ever closer to the world's largest freshwater lake system---and a fishery that contributes more than $5 billion to the region. But will Asian carp mean the end of fishing in the Great Lakes? A recently published study in the journal Conservation Biology says...
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