Alien carp leap onto the scene

Invasive fish break people’s bones and threaten native species

By Roberta Kwok, 17:45 PM September 11, 2013

Last summer, Alison Coulter got a big surprise as she piloted a boat along the Wabash River in Indiana. Coulter is a scientist at Purdue University in West Lafayette who studies fish called Asian carp. She was trolling the river to track the movements of these non-native fish. Here, the river teemed with the invasive carp. Startled by her boat’s motor, a 60-centimeter (24-inch) carp leaped out of the river. The fish cleared the edge of the boat and whacked her right in the thigh.

Coulter got o...

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