Biological monitoring of running waters is a scientifically and economically valid approach for surveys and monitoring programmes to assess the water quality. B

With regional, national, and global processes affecting both the structure and function of lakes and rivers, assessment methodology must encompass many attribut

In the past two decades there has been an increasing public awareness of the hazards that exist from the contamination of the environment by toxic substances. '

This definitive source provides practicing professionals and students in the occupational, environmental, and public health and safety fields with the functiona

This document is the result of a conference on "Biological Monitoring of Metals" held in Rochester, June 2-6, 1986, organized jointly by the Environmental Healt