Environmental Science Division (EVS)a Division of Argonne National Laboratory
Predictive environmental understanding
John Hayse
Aquatic Ecologist
Ecology, Natural Resources and Managed Systems Department
  • Ph.D., Zoology, Miami University, Oxford, Ohio, 1991.
Current Role
Aquatic Ecologist with responsibility for environmental research and assessments related to energy development and production. Assistant manager for the Division’s Rivers and Hydropower Program.
Research on effects of energy development and production on aquatic communities in both marine and freshwater ecosystems.
Career Highlights
  • Argonne project leader: Great Lakes and Mississippi River Interbasin Study for aquatic nuisance species control; Upper Great Plains Wind Energy Development Programmatic Environmental Impact Statement (EIS); riparian habitat management planning EIS for the U.S. Southwest.
  • Principal investigator: Incorporation of environmental performance into water use optimization models for hydropower operations (for DOE); development of tools and methods for environmental flows determination; evaluation of effects of hydropower operations on ice processes in portions of the Green River.
  • Technical expert: Assessment of the effects of hydropower operations and flows on aquatic resources, including threatened and endangered species, in the Colorado River Basin.
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