The contents of the second volume of Acute Toxicities of Organic Chemicals to Fathead Minnows (Pimephales promelas} provide additional infor­mation for the ongoing development of an aquatic toxicology data ...

The primary sources of selenium in the environment are geologic and industrial. Selenium closely resembles sulfur chemically, and sulfur or sul­fide deposits of bismuth, copper, iron, lead, mercury, silver, and zinc ...

Acute, static exposures with aluminum were completed at the campus of the University of Wisconsin-Superior (UW-S) using two species of freshwater organisms (brown planaria, Dugesia tigrina; daphnid, Daphnia magna). The ...