Marine biologists with the Tennessee Valley Authority have begun to survey fish populations in Douglas Lake in Dandridge, Tennessee for the first time since Hurricane Helene debris covered many East Tennessee waterways seven months ago.The data they collect could illustrate the impact that excessive debris has had on the sport fish population. The findings will be compared to similar surveys on Douglas Lake over the last 30 years. Fewer fish in the lake or fish with deformities, parasites or injuries would be red flags going into spawning season. Scientists shocked the water around their research boat, which tensed the muscles of
