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Mark Haroldson

Mark Haroldson is a USGS Supervisory Wildlife Biologist for the Interagency Grizzly Bears Study Team and works out of the Northern Rocky Mountain Science Center, Bozeman, MT. 

Research Interest

Mark has had a passion for bears since he began studying them as an undergraduate in 1976.  He has worked in bear research and management in several western states ever since.  Since 1984 he has worked in various capacities for the Interagency Grizzly Bear Study Team in the Greater Yellowstone Ecosystem.   Current research is focused on mortality and population trend of grizzly bears in the Greater Yellowstone Ecosystem.