Research Product

Chapter Five of the book, 'Ecotoxicology: Problems and Approaches,' is an introduction to effects of chemical stress on several aspects of aquatic ecosystem structure, including indicator species, community composition, biotic indices, biomass, abundance, species richness, and species diversity. The author covers a wide range of information and attempts to stimulate discussion on the identification of biological early warning signals and parameters that can track the probable course of ecosystem deterioration for various pairs of stressors and ecosystem types.