Livestock Tagging

What are the uses of analyzing fish?

Fish, which share many physiological properties with mammals, are a highly visible part of most aquatic habitats with over 775 species in North America alone. Critical to many natural food chains, they are a source of food, recreation and economic growth and affect the plankton, macrophytes and other aquatic organisms with whom they coexist. Fish often are one of the first indicators of change in ...