2009 Known and Probable Grizzly Bear Mortalities in the Greater Yellowstone Ecosystem


Data are preliminary and subject to change. Release of information will be limited for mortalities under investigation.

CountUniqueSexAge classDateLocationLoss
0No reported mortalities.



Known mortality - a carcass is in hand; Probable mortality - evidence strongly suggests a mortality has occurred but no carcass is recovered.

Abbreviations: BTNF = Bridger-Teton National Forest; COY = cub-of-the-year; CTNF = Caribou-Targhee National Forest; GNF = Gallatin National Forest; GTNP = Grand Teton National Park; Pr = private; SNF = Shoshone National Forest; UNK = Unknown; WRIR = Wind River Indian Reservation; YNP = Yellowstone National Park.