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 classKnown Mortality DateLocationLoss
31200931UNKCOY13-Jul-09Sheridan Crk, SNF, WYProbable, natural. Radioed female grizzly bear #279 lost 1 of 4 COY between 6/1 and 8/25. Location and mortality date are approximated.
30200930UNKCOY10-Jun-09Stephens Crk, YNP, MTProbable, natural. Radioed female grizzly bear #576 lost 1 of 2 COY between 6/5 and 6/15. Location and mortality date are approximated.
29200929FAdultFall 2009North Fork Shoshone River, SNF, WYKnown, undetermined cause. Person reported finding a bear skull under the ice on 1/18/2010. Examination of skull suggests bear likely died during Fall 2009. Lab results indicated this was a female bear.
28200928FAdult10-Nov-09Shoshone River, BOR-WYKnown, human-caused, management removal for continued close association to residential area and previous conflict history.
27200927FSubadult14-Oct-09East Fork Blackwater Crk, SNF, WYKnown, undetermined cause, person reported a scavenged bear carcass cached near trail, but carcass was gone when site was investigated. Claws and pads were recovered for DNA analysis, results indicated this was a female. Size of claws suggested an independent subadult.
26200926MAdult10-Oct-09Rock Crk, CTNF, IDKnown, human-caused, mistaken identity kill of bear #629 by black bear hunter.
25200925UNKCOY14-Oct-09Jones Crk, SNF, WYProbable, human-caused, COY of mother that was killed
24200924UNKCOY14-Oct-09Jones Crk, SNF, WYProbable, human-caused, COY of mother that was killed
23200923FAdult14-Oct-09Jones Crk, SNF, WYKnown, human-caused, female with 2 COY killed in self-defense by hunter while retrieving harvested elk carcass
22200922MAdult10-Oct-09Clark's Fork Yellowstone River, GNF, MTKnown, human-caused, hunting related self-defense
21200921MAdult6-Oct-09Pacific Crk, BTNF, WYKnown, human-caused, management removal for property damage and food reward
20200920MAdult22-Sep-09E. Fk. Pilgrim Crk, BTNF, WYKnown, human-caused, self-defense by hunter
19200919FSubadult19-Sep-09Ditch Crk, BTNF, WYKnown, human-caused, unwarranted self-defense kill by deer hunter.
18200918MAdult1-Sep-09Cedar Crk, PR-MTKnown, human-caused, road kill
17200917FSubadult26-Aug-09Deadman Crk, SNF, WYKnown, human-caused, mistaken identity kill by black bear archery hunter.
16200916UNKCOY8-Aug-09SNF, WYProbable, human-caused, COY of female killed in self-defense by hunter scouting sheep
15200915UNKCOY8-Aug-09SNF, WYProbable, human-caused, COY of female killed in self-defense by hunter scouting sheep
14200914FAdult8-Aug-09SNF, WYKnown, human-caused, killed in self-defense by hunter scouting for sheep, 2 COY were present
13200913FSubadult25-Jul-09Twilight Crk, SNF, WYKnown, human-caused, defense of life
12200912MAdult9-JulYellowstone River, MTKnown, undetermined cause, during July several anglers reported seeing a dead grizzly bear in the Yellowstone River, downstream from Gardiner. One angler reported reading ear tags on the dead bear. Carcass was found and recovered on 9/25.
11200911MCOY19-Jul-09Line Crk, BLM, WYKnown, human-caused, live removal of male COY whose mother was killed
10200910MCOY19-Jul-09Line Crk, BLM, WYKnown, human-caused, live removal of male COY whose mother was killed
9200909FCOY19-Jul-09Line Crk, BLM, WYKnown, human-caused, live removal of female COY whose mother was killed
8200908FAdult19-Jul-09Line Crk, BLM, WYKnown, human-caused, female with 3 COY, defense of life while hiking
7200907FAdult15-Jun-09Moose Crk, GNF, MTKnown, human-caused, defense of life while black bear hunting, DNA results indicated female.
6200906MCOY9-Jun-09South Fork Shoshone, PR-WYKnown, human-caused, road kill.
5200905MSubadult26-May-09Big Thumb Crk, YNP, WYKnown, natural, killed by an adult grizzly bear.
4200904MAdult10-Jun-09North Fork Shoshone River, SNF, WYKnown, natural, bear had several puncture wounds to the head and back.
3200903MAdult11-Jun-09Blaine Crk, PR-WYKnown, human-caused, management removal of bear G142 for repeated cattle depredation.
2200902MSubadult24-May-09Newton Crk, SNF, WYKnown, human-caused, mistaken identity by black bear hunter.
1200901MAdult12-May-09Buffalo Fork, PR-WYKnown, human-caused, management removal of bear G135 for nuisance activity in subdivision.
Known mortality - a carcass is in hand; Probable mortality - evidence strongly suggests a mortality has occurred but no carcass is recovered. Abbreviations: BOR = Bureau of Reclamation; BLM = Bureau of Land Management; BTNF = Bridger-Teton National Forest; COY = cub-of-the-year; CTNF = Caribou-Targhee National Forest; GNF = Gallatin National Forest; GTNP = Grand Teton National Park; IDFG = Idaho Fish and Game; MTFWP = Montana Fish, Wildlife and Parks; PR = private; SNF = Shoshone National Forest; UNK = Unknown; WRIR = Wind River Indian Reservation; WYGF = Wyoming Game and Fish; YNP = Yellowstone National Park.