Experts with the Texas Water Development Board study playa lakes in the state’s panhandle to gauge their contribution to Ogallala Aquifer recharge.

U.S. Fish and Wildlife Service biologists study Asian carp invasion risk posed by barges. Can the fish make it through electric barriers by hitching a ride?

U. of Arizona investigators lead an effort using sediment cores and dissolved oxygen records to link Lake Tanganyika fish declines and global warming.

Including the invasive sea lamprey, a destructive and notorious parasite, there are five Great Lakes lamprey species out there. Here’s a little about each.