Description of Work Hydroacoustic surveys were used to characterize the distribution of fish within the backwater before, during and after the addition of algal feeding attractants, establishment of a water gun barrier and commercial fishing activities. Algal feeding attractants were injected at predetermined locations in the backwater to attract and concentrate Asian carp in the closed portion of the backwater. Nine days after the first algal feeding attractant was added, a water gun barrier was established at the narrowest location on the backwater. The water gun barrier was established about 14 hours before commercial fishers began 3 consecutive days of carp removal; the water gun barrier operated continuously throughout commercial [...]
