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This reference book provides standard sampling methods recommended by the American Fisheries Society for assessing and monitoring freshwater fish populations in North America. The methods apply to ponds, reservoirs, natural lakes, and streams and rivers containing cold and warm water fishes.
Range-wide and eco-regional averages for indices of abundance, population structure and condition for individual species is supplied to facilitate comparisons of standard data among populations. It also provides information on converting nonstandard to standard data, statistical and database procedures for analyzing and storing standard data, and methods to prevent transfer of invasive species while sampling.