Asian Carp

Fishermen in Lake Clumet, Illinois—just six miles downstream from Lake Michigan—netted a fish on Tuesday.

That generally being what fishermen do, the news wouldn't have caused much of a stir, but this was no ordinary fish..

Source: http://ecocentric.blogs.time.com/2010/06/24/asian-carp-all-up-in-the-great-lakes/