When you hear the words "Asian carp," chances are that nothing good will come to mind.
We know they're big, ugly, lightning-fast, voracious eaters, and a highly invasive species.
And there are great fears as to what could happen if they decide to make the Great Lakes home.
Duane Chapman is a research fish biologist for the U.S. Geological Survey. He leads their Asian carp research. Chapman is among scientists who say there has been an up side to all the studies they've been doing since the Asian carp came onto our radar screens.
He joined today us on Stateside.
*Listen to the full interview above.