 For each population segment, the minimum population size will be large enough to maintain genetic diversity and avoid extinction.NOAA Fisheries work with conservation organizations, energy companies, states, tribes, and citizens to evaluate barriers—big and small—to improve upon fish passage.Breeding programs are currently being used to help the dwindling sturgeon populations.The fish are captured and bred to help provide important insight into the physical, chemical, and biological parameters necessary for the optimal growth, survival, and reproduction of shortnose sturgeon in the wild.