The purpose of the Microbial Ecology Section is to promote research and education regarding the ecology of microorganisms. This shall include:
- Encouragement of research regarding the ecology of bacteria, archaea, microeukarya, and viruses
- Sponsorship of meetings concerning such research
- Promotion of the integration of microbial ecology into the general study of ecology
- Education of scientists and the general public regarding the pivotal role microorganisms play in ecological systems.
The Microbial Ecology Section is governed by ESA bylaws.