Nathan A. Johnson

New Capabilities

Coauthor of the Zootaxa study

Five freshwater mussels that look nearly identical are now separate species. A team from the Shedd Aquarium, Arkansas State University and the US Geological Survey used DNA and shell measurements to split the genus Obovaria, naming the Mobile, White River, Big Thicket, Tallahatta and Acolapissa hickorynuts.

Updated Oct 21