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
28200928
F
Adult
10 Nov 2009Shoshone River, ST-WYKnown, human-caused, management removal for continued close association to residential area and previous conflict history.
27200927
UNK
UNK
WYKnown, undetermined cause. Under investigation.
26200926
M
Adult
IDKnown, human-caused, under investigation
25200925
UNK
COY
WYProbable, human-caused, COY of mother that was killed
24200924
UNK
COY
WYProbable, human-caused, COY of mother that was killed
23200923
F
Adult
WYKnown, human-caused, female with 2 COY, under investigation
22200922
M
Adult
10 Oct 2009Clark's Fork Yellowstone River, GNF, MTKnown, human-caused, under investigation
21200921
M
Adult
6 Oct 2009Pacific Crk, BTNF, WYKnown, human-caused, management removal for property damage and food reward
20200920
M
Adult
WYKnown, human-caused, under investigation
19200919
F
Subadult
19 Sep 2009Ditch Crk, BTNF, WYKnown, human-caused, under investigation
18200918
M
Adult
1 Sep 2009Cedar Crk, PR-MTKnown, human-caused, road kill
17200917
F
Subadult
26 Aug 2009Deadman Crk, SNF, WYKnown, human-caused, mistaken identity kill by black bear achery hunter.
16200916
UNK
COY
WYProbable, human-caused, COY of mother that was killed
15200915
UNK
COY
WYProbable, human-caused, COY of mother that was killed
14200914
F
Adult
WYKnown, human-caused, female with 2 COY, under investigation
13200913
F
Subadult
25 Jul 2009Twilight Crk, SNF, WYKnown, human-caused, defense of life
12200912
M
Adult
Jul 2009Yellowstone River, MTProbable, 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.
11200911
M
COY
19 Jul 2009Line Crk, BLM, WYKnown, human-caused, live removal of male COY whose mother was killed
10200910
M
COY
19 Jul 2009Line Crk, BLM, WYKnown, human-caused, live removal of male COY whose mother was killed
9200909
F
COY
19 Jul 2009Line Crk, BLM, WYKnown, human-caused, live removal of female COY whose mother was killed
8200908
F
Adult
19 Jul 2009Line Crk, BLM, WYKnown, human-caused, female with 3 COY, defense of life while hiking
7200907
F
Adult
15 Jun 2009Moose Crk, GNF, MTKnown, human-caused, defense of life while black bear hunting, DNA results indicated female.
6200906
M
COY
9 Jun 2009South Fork Shoshone, PR-WYKnown, human-caused, road kill.
5200905
M
Subadult
26 May 2009Big Thumb Crk, YNPKnown, natural, killed by an adult grizzly bear.
4200904
M
Adult
10 Jun 2009North Fork Shoshone River, SNF, WYKnown, natural, bear had several puncture wounds to the head and back.
3200903
M
Adult
11 Jun 2009Blaine Crk, PR-WYKnown, human-caused, management removal of bear G142 for repeated cattle depredation.
2200902
M
Subadult
24 May 2009Newton Crk, SNF, WYKnown, human-caused, mistaken identity by black bear hunter.
1200901
M
Adult
12 May 2009Buffalo 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: 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.