2016 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 DateLocationDemographic Monitoring AreaLoss
58201658UNKCOY9/17/2016Snowslide Crk, GNF-MTInsideProbable, natural, COY of radio-collared female lost between 9/9-9/26. Mortality date and location are approximate.
57201657UNKCOY6/2/2016Lava Crk, YNPInsideProbable, natural, COY of radio-collared female lost between 5/12-6/24. Mortality date and location are approximate.
56201656UNKCOY6/2/2016Lava Crk, YNPInsideProbable, natural, COY of radio-collared female lost between 5/12-6/24. Mortality date and location are approximate.
55201655MAdult11/17/2016Fridley Crk, GNF-MTInsideKnown, human-caused, self-defense kill by hunter.
54201654FSubadult11/4/2016Cub Crk, GNF-MTInsideKnown, human-caused, self-defense kill by hunter.
53201653MSubadult10/30/2016Snake River, GTNPInsideKnown, human-caused, road kill.
52201652  2016IDInsideKnown, under investigation.
51201651FSubadult10/27/2016South Fork Shoshone River, PR-WYInsideKnown, human-caused, road kill.
50201650  2016WYInsideKnown, under investigation.
49201649  2016WYInsideKnown, under investigation.
48201648  2016WYInsideKnown, under investigation.
47201647  2016WYInsideKnown, under investigation.
46201646MAdult10/15/2016Bear Crk, PR-WYOutsideKnown, human-caused, management capture and removal for livestock depredations and property damage.
45201645MAdult10/9/2016Pat O'Hara Crk, PR-WYOutsideKnown, human-caused, management capture and removal for obtaining anthropogenic food rewards and poor condition.
44201644FCOY10/8/2016South Fork Shoshone River, PR-WYOutsideKnown, human-caused, 3rd of 3 COY removed with mother for cattle depredations.
43201643MCOY10/7/2016South Fork Shoshone River, PR-WYOutsideKnown, human-caused, 2nd of 3 COY removed with mother for cattle depredations.
42201642MCOY10/7/2016South Fork Shoshone River, PR-WYOutsideKnown, human-caused, 1st of 3 COY removed with mother for cattle depredations.
41201641FAdult10/7/2016South Fork Shoshone River, PR-WYOutsideKnown, human-caused, management capture and removal of female with 3 COY for cattle depredations.
40201640MAdult10/4/2016Heart Mountain Canal, PR-WYOutsideKnown, human-caused, bear drowned in cement sided canal from which it could not climb out.
39201639FAdult9/30/2016Sage Crk, BLM-WYOutsideKnown, human-caused, management capture and removal for multiple conflicts and frequenting landfill.
38201638MAdult9/29/2016Middle Crk YNPInsideKnown, human-caused, road kill.
37201637MAdult9/29/2016Carter Crk, PR-WYOutsideKnown, human-caused, management removal for multiple conflicts and frequenting developed areas.
36201636MAdult9/29/2016Carter Crk, PR-WYOutsideKnown, human-caused, management capture and removal for multiple conflicts and frequenting developed areas.
35201635MCOY9/25/2016Trout Crk, YNPInsideKnown, human-caused, cub of research trapped female killed and consumed by another bear.
34201634MSubadult9/26/2016South Fork Shoshone River, PR-WYInsideKnown, human-caused, road kill.
33201633MSubadult9/17/2016Cottonwood Crk, PR-MTInsideKnown, human-caused, management capture and removal for property damage to house and outbuildings and chicken depredations.
32201632MAdult9/14/2016Boulder River, GNF-MTInsideKnown, human-caused, road kill.
31201631MAdult9/10/2016Wind River, SNF-WYInsideKnown, human-caused, self-defense kill by archery hunter.
30201630FSubadult8/31/2016Snowshoe Crk, PR-MTOutsideKnown, human-caused, management capture and removal for cattle depredations.
29201629FCOY8/29/2016Lime Crk, BTNF-WYInsideKnown, human-caused, accidental handling mortality during management capture for sheep depredations.
28201628MSubadult8/26/2016Tom Miner Crk, PR-MTInsideKnown, human-caused, self-defense kill at residence.
27201627MAdult8/15/2016Willow Crk, PR-WYInsideKnown, human-caused, management capture and removal for livestock depredations.
26201626MSubadult8/8/2016Greybull River, BLM-WYOutsideKnown, human-caused, road kill.
25201625MAdult8/6/2016Red Crk, BTNF_WYInsideKnown, human-caused, management capture and removal for cattle depredations.
24201624MSubadult8/1/2016DuNoir Crk, PR-WYInsideKnown, natural, killed by another bear.
23201623MSubadult7/1/2016Buffalo Crk, CGNFInsideKnown, undetermined cause, YNP personnel found scavenged remains of a subadult grizzly bear. Both grizzly bears and wolves had been at the site, carcass was mostly consumed..
22201622MAdult7/23/2016Moose Crk, CTNF-IDInsideKnown, human-caused, management capture and removal for sheep depredations.
21201621FCOY7/20/2016Blackrock Crk, BTNF-WYInsideKnown, human-caused, road kill.
20201620FAdult7/12/2016Wagon Crk, BTNF-WYInsideKnown, human-caused, management capture and removal for cattle depredations.
19201619MSubadult7/10/2016Wind River, PR-WYOutsideKnown, human-caused, management capture and removal for repeated property damage and obtaining anthropogenic food rewards.
18201618MSubadult7/10/2016Wind River, PR-WYOutsideKnown, human-caused, management capture and removal for repeated property damage and obtaining anthropogenic food rewards.
17201617FSubadult7/10/2016Tepee Crk, BTNF-WYInsideKnown, human-caused, management capture and removal for cattle depredations.
16201616MSubadult7/5/2016Gallatin River, DOT-MTInsideKnown, human-caused, road kill.
15201615MAdult6/30/2016Heart Mountain Canal, PR-WYOutsideKnown, human-caused, bear drowned in cement sided canal from which it could not climb out.
14201614MAdult6/25/2017Paint Crk, PR-WYOutsideKnown, human-caused, management capture and removal for cattle depredation.
13201613MCOY6/19/2016Pilgrim Crk, GTNPInsideKnown, human-caused, cub hit and killed by vehicle.
12201612  2016IDInsideKnown, under investigation.
11201611  2016WYInsideKnown, under investigation.
10201610  2016WYInsideKnown, under investigation.
9201609MAdult5/27/2016Heart Mountain Canal, PR-WYOutsideKnown, human-caused, bear drowned in cement sided canal from which it could not climb out.
8201608MAdult5/22/2016Brown Crk, PR-WYInsideKnown, human-caused, management capture and removal for repeated property damages and obtaining food rewards.
7201607MAdult5/11/2016Lamar River, YNPInsideKnown, natural, radio-marked bear, likely cause was poor condition associated with old age.
6201606MSubadult5/12/2016Wind River, PR-WYOutsideKnown, human-caused, management capture and removal for repeated property damages.
5201605MAdult5/5/2016Timber Crk, CTNFInsideKnown, mistaken identity kill by black bear hunter
4201604MAdult6-May-16Pat O'Hara Crk, PR-WYOutsideKnown, human-caused, management capture and removal for cattle depredations, advanced age, and seriousness of recent fight wounds.
3201603MAdult16-Apr-16South Fork Shoshone River, PR-WYInsideKnown, human-caused, management capture and removal for cattle depredations.
2201602UNKAdult2015Fishhawk Crk, SNF-WYInsideKnown, undetermined cause, horn hunter found skull from adult bear in April that likely died sometime during 2015. Sex determination pending DNA results.
1201601MSubadult4/4/2016Boulder River, PR-MTOutsideKnown, human-caused, self-defense kill near ranch calving area.
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 land; ST= state owned land; SNF = Shoshone National Forest; UNK = Unknown; WRIR = Wind River Indian Reservation; WYGF = Wyoming Game and Fish; YNP = Yellowstone National Park.