A study of the major pollutants in the aquatic environment with major emphasis on fresh water ecosystems. Laboratory provides experience in the analysis of pollutants and water quality parameters. Pass/Fail Option. Offered spring semester. (LA) Prerequisite(s):JrS, BIOL 181 or ENVS 101 or ENVS 110 or ESCI 110 or GEOL 120; and CHEM 111.