Brett M. Johnson, PhD.


Fish, Wildlife and Conservation Biology

Fields of Expertise

Ecology, Fish and Wildlife, Limnology

Areas of Interest

Food webs, Lake and reservoir ecology, Effects of nonnative species, Fisheries management, Contaminant ecology


Brett Johnson is a fisheries ecologist, applying basic ecological principles to the conservation and management of aquatic organisms and their ecosystems. He’s interested in fisheries sustainability, invasive species, food webs, climate change, water quality, and contaminant ecology. Brett works closely with natural resource management agencies, providing research and technical advice to find solutions to environmental conservation issues. He recently worked with Canadian and European colleagues on a United Nations project to publish a handbook on environmentally sustainable and socially responsible recreational fisheries management for developing nations.