Not AvailableAquatic ecosystems, especially freshwater resources, face many anthropogenic stressors such as pollution, habitat destruction, flow alterations etc leading to impairment in
ecological health of the systems. Conservationists need ecological
indicators showing the level of alterations or impairment for decision
making in managing these important resources. Fish are widely used
as sentinel species to evaluate ecological health and are excellent
indicators of overall health of aquatic systems they inhabit. This
article focuses on briefing some reliable and useful approaches in
assessing the ecosystem health in which fishes are used as indicator
organism. Many of those approaches need to be refined for each
geographical area and type of water body for use as effective
biological monitoring tool.Not Availabl
