The first few miles of the trip, I saw a couple of silver carp jump up and I heard the screams of a young woman and laughed. The story of the silver carp sounded exaggerated when I first arrived at the campsite of Project AWARE, an annual river cleanup organized by the Iowa Department of Natural Resources.īut really. One may jump up and look right in the eye of a startled paddler like in a Disney animation. The filter-feeding fish, like most invasives, is prolific and can start to dominate a waterway's resources. It made its way into the Big Sioux River and rivers across the country after they were brought to the southeastern United States to eat algae and other suspended matter out of catfish and wastewater ponds, but flooding allowed them to be released into rivers in the mid-1990s. It's an Asian carp that shouldn't naturally live here. People were screaming as they paddled down the Big Sioux River as rather large fish literally flew out of the water at them and into their canoes. These fish encounters weren't anglers stuck by bony fins or river waders, but by an unlikely aggressive predator. Watch Video: Watch a silver carp jump into a canoeĪn odd encounter with nature exploded before river paddlers in northwest Iowa in late July.
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