Mid summer 2002 Greater Yellowstone pup numbers

Aug. 25, 2002


The latest pup counts have been released for the wolves in the Greater Yellowstone ecosystem. I have posted a number of updates previously this year, but this is the most complete.

Below are the number of pups by pack this year, and compared to last year -- 2001.

In total 100 pups have been counted at mid-summer. compared to 77-79 at the end of 2001.

Packs that reside primarily inside Yellowstone National Park-

Pack Pups at end of 2001 Pups as of mid-Aug 2002 Size of the pack at the end of 2001
Chief Joseph 7 8 11
Cougar Creek 3 5 6
Druid Peak 11 (2-4 litters) 6 37
Leopold 4 8 14
Mollie's 6 2 10
Nez Perce ? 2 18
Rose Creek II 5 3 9
Swan Lake 2 11 (double litter) 8
Tower* 0 pair disrupted and no pups 2
Yellowstone Delta 5 4 16
Geode Creek - new pack 2002 8 -
Agate/Garnet - new pack 2002 4 +4 = 8** -
TOTAL wolves 43 65 131 + 1 loner

* this was really just a pair of wolves that was thought might be a breeding pair
** 2 separate females -- former Druids -- had separate dens but later combined the pups

 

Packs that reside mostly or entirely outside of Yellowstone National Park-

Pack Pups at end of 2001 Pups as of mid-Aug 2002 Size of the pack at the end of 2001
Absaroka 4 4 8
Beartooth 3 ? 6
Freezeout 4 7 6
Gravelly* 0 - 3
Greybull ? 2+ 6
Gros Ventre ? ? 3-4
Mill Creek ? ? 5-7
Pinedale - ? 2
Red Lodge ? Does the pack exist? 3-5
Sheep Mountain 6 ? 7
Sunlight Basin 5-7 6 9-12
Taylor Peaks 0 3 3
Teton 9 11 (double litter) 12
Washakie 4 4 10-11
lone wolves - ? 3
TOTAL 34-36 35+ 86-95**

* The 2 of the 3 remaining members of the Gravelly Pack were control killed early in 2002
** The official count of wolves for the Greater Yellowstone was 218, but has you can see the count was not exact. 218-227 better reflects the count.


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  copyright 2002 Ralph Maughan  

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