Elevated concentrations of strontium, an element associated with oil and gas wastewaters, have accumulated in the shells of freshwater mussels downstream from fracking wastewater disposal sites.

THE wide distribution of the same species, and of closely-allied species of freshwater shells must have surprised every one who has attended to this subject. A naturalist, when he collects for the ...

An unlikely collaboration between archaeologists desperate to put names to shells at Mayan dig sites and an ichthyologist led to the first molecular study of Mexican and Central American freshwater ...