Yellowstone Wolf Update
Oct 1, 1998



TOTAL WOLF POPULATION = 31 adults + 46 yearlings + 43 known pups to date)= 120

Wolf locations are always subject to change

  • Total wolf packs or groups = 10
  • Total free-ranging wolves = 120

*Indicates packs and females who have likely produced pups

Crystal Creek Pack* (9 known pups born)
Wolf # & Sex Age Color Social Status Location
005F* adult gray alpha Pelican Valley
118M 1 year black subordinate Pelican Valley
119? 1 year black subordinate Pelican Valley
120M 1 year gray subordinate Pelican Valley
121? 1 year gray subordinate Pelican Valley
122? 1 year gray subordinate Pelican Valley
136F 1 year black subordinate Pelican Valley

Leopold Pack* (5 known pups born)
Wolf # & Sex Age Color Social Status Location
002M 4 years black alpha Blacktail Plateau
007F* 4 years gray alpha Blacktail Plateau
055? 2 years gray subordinate Blacktail Plateau
056M 2 years black subordinate Blacktail Plateau
095F 1 year gray subordinate Blacktail Plateau
096F 1 year gray subordinate Blacktail Plateau
097? 1 year gray subordinate Blacktail Plateau
099? 1 year black subordinate Blacktail Plateau

Rose Creek Pack* (10 known pups born between both females)
Wolf # & Sex Age Color Social Status Location
008M 4 years gray alpha W of Lamar
009F* adult black alpha W of Lamar
018F* 3 years black beta W of Lamar
051F? 2 years gray subordinate W of Lamar
053F? 2 years black subordinate W of Lamar
077F 1 year black subordinate W of Lamar
078F 1 year black subordinate W of Lamar
079? 1 year black subordinate W of Lamar
080? 1 year black subordinate W of Lamar
081? 1 year black subordinate W of Lamar
082M 1 year gray subordinate W of Lamar
083M 1 year gray subordinate W of Lamar
084? 1 year gray subordinate W of Lamar
085? 1 year gray subordinate W of Lamar

Druid Peak Pack* (2 known pups born)
Wolf # & Sex Age Color Social Status Location
021M 3 years black alpha Lamar Valley
040F* 3 years gray alpha Lamar Valley
042F* 3 years black beta Lamar Valley
103F 1 year black subordinate Lamar Valley
104M 1 year black subordinate Lamar Valley
105? 1 year black subordinate Lamar Valley
106F 1 year gray subordinate Lamar Valley
107? 1 year gray subordinate Lamar Valley

Chief Joseph I Pack* (7 known pups born)
Wolf # & Sex Age Color Social Status Location
033F* 3 years black alpha NW corner of park
034M adult gray alpha NW corner of park
113? 1 year gray subordinate NW corner of park
114? 1 year gray subordinate NW corner of park
115? 1 year gray subordinate NW corner of park
116? 1 year gray subordinate NW corner of park

Chief Joseph II Group* (6 known pups born)
Wolf # & Sex Age Color Social Status Location
016F 3 years black alpha northern YNP

Soda Butte Pack
Wolf # & Sex Age Color Social Status Location
014F adult gray alpha E. of Yellowstone Lake
024F 3 years black subordinate E. of Yellowstone Lake
043M 2 years gray subordinate E. of Yellowstone Lake
044F 2 years black subordinate E. of Yellowstone Lake
123M 1 year gray subordinate E. of Yellowstone Lake
124? 1 year gray subordinate E. of Yellowstone Lake
125? 1 year gray subordinate E. of Yellowstone Lake
126? 1 year black subordinate E. of Yellowstone Lake

Thorofare Group
Wolf # & Sex Age Color Social Status Location
128M 1 year black uncertain unknown
129F 1 year black uncertain S. of Thorofare region
130? 1 year black uncertain unknown
131? 1 year black uncertain unknown
137? 1 year black uncertain unknown

Washakie Pack
Wolf # & Sex Age Color Social Status Location
132M 1 year black subordinate unknown
133M 1 year black subordinate E. of Yellowstone Lake
134? 1 year gray subordinate unknown
138? 1 year black subordinate unknown

Nez Perce Pack* (4 known pups born)
Wolf # & Sex Age Color Social Status Location
067F* 2 years black alpha WC portion of YNP
070M 2 years gray uncertain WC portion of YNP
072M 2 years gray uncertain WC portion of YNP
092M 1 year gray subordinate WC portion of YNP

Sunlight Pair
Wolf # & Sex Age Color Social Status Location
041F 3 years black alpha Sunlight Basin
052M 2 years black alpha Sunlight Basin

Missing Wolf
Wolf # & Sex Age Color Social Status Location
065F 2 years gray loner unknown

Un-monitorable Free-ranging Wolves
Wolf # & Sex Age Color Comments
023M 3 years black Dispersed as a yearling from the Rose Creek Pack during December 1996. Because it is not radio-collared, his location is uncertain.
049? 2 years gray This wolf and #050? were possibly seen with #039F near Springdale, MT on 12/12/96. Their mother, #027F, was killed 10/8/97 for a second offense of livestock depredation. The wolves are not radio-collared.
050? 2 years gray See above.
054? 2 years gray Was last seen with the Leopold Pack sometime before 8/11/97.
093M 1 year gray This wolf and #094M are the offspring of #037F (who was killed for allegedly killing livestock) and #029M. #037F and #029M are brother and sister and the offspring of #027F. #037F, #029M, and 3 other wolves were captured 10/8/97 and placed in the Nez Perce pen. The two were not with the group the day of capture. #027F was killed the same day for an alleged second offense of livestock depredation. The
094M 1 year gray See above.
098? 1 year black Was last seen with the Leopold Pack sometime during March 1998.
109? 1 year black Offspring of #016F.







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