This second edition of a bestseller assists scientists, engineers, technicians, and other resource managers in the evaluation of wetland boundaries and characteristics. It takes a stepwise, integrated approach to presenting components of wetland landscape ecology, ideal for experienced and new professionals that are seeking integration of their work with other professionals and to create a posture to handle regulatory requirements. Using numerous technical methods, it demonstrates how to evaluate the presence of wetlands, and the stressors, exposures, and ecological systems that influence their condition. It presents a variety of quality assurance/quality control and accuracy assessment techniques throughout.