Researchers in the U.S. Army Engineer Research and Development Center’s (ERDC) Vicksburg, Mississippi, Environmental Laboratory Environmental Engineering Branch cultivate cyanobacteria that cause harmful algal blooms (HABs) as part of a wide-ranging effort to develop technologies to manage the HABs problem in lakes and reservoirs. ERDC is leading research efforts with partners, including Ohio State University, Bowling Green State University and the University of Toledo, to deliver solutions to HABs problems affecting the nation.