20
Table 4. Information for all wolf survey areas, including duration of monitoring and number of installations.
^
Denotes the first date photos were received from survey areas left active over the winter. *Denotes the last date photos
were checked, but survey area was not uninstalled.
Wolf Camera Survey Areas 2017
Survey Area General Region
# of
Installations
Installation
Date Removal Date
Total Trap
Nights Lure
Blue Lake Ridge GPNF 3 2016/11/04^ 2017/10/08* 728 Gusto
Cispus GPNF 3 2016/11/20^ 2017/08/13 435 Gusto
Little Naches OWNF 5 2017/06/11 2017/10/08 238 Gusto
Lone Butte GPNF 3 2017/06/11 2017/09/10 164 Gusto
Manastash OWNF 3 2016/10/29^ 2017/10/22 679 Gusto
Taneum OWNF 3 2017/05/25 2017/10/16 143 Gusto
Walupt Lake OWNF 4 2017/06/03 2017/10/07 182 Gusto
Wildcat Creek OWNF 6 2017/06/07 2017/10/11 206 Gusto
Table 5. Number of detection events by species at wolf survey areas. *Species of skunk include; ~Striped, **Spotted
Species Detection Events at Wolf Camera Survey Areas 2017
Species
Priority
Level 1 Level 2 Level 3
Survey Area
Fisher
Mountain
Lion
Bobcat
Black
Bear
Coyote Elk
Mule
Deer
Skunk* Porcupine Raccoon
Virginia
Opossum
Snowshoe Hare
and smaller
mammals
Livestock
Human
(non-
volunteer)
Blue Lake
Ridge 1 17 41 37 13 44 125 5** 3 1 39 10
Cispus
4 5 7 37 6 31 2~ 2 42
Little
Naches 3 20 1 18 45 23 3 16 14
Lone Butte
4 8 5 160 17 34 12
Manastash
12 18 11 62 35 11 77 18
Taneum
7 1 1 12 7 2~ 5 14
Walupt Lake
4 4 9 16 24 6
Wildcat
Creek 3 3 5 45 3 5 58 1
GENERAL WILDLIFE ALONG THE INTERSTATE 90 CORRIDOR
The I-90 Corridor for this project is defined as the 15-mile stretch along I-90 between Hyak (immediately east of
Snoqualmie Pass), at milepost 54, and Easton, at milepost 70 (Figure 5). The I-90 survey areas in 2017 monitored
previously established priority areas within close proximity to the freeway and wildlife crossing structures that
have been completed, are under construction or have been planned as part of the I-90 Snoqualmie Pass East
Project. Four of the survey areas (Gold Creek, Price Creek and Crystal Springs, and Easton) are in wildlife travel
corridors leading to these crossing structures. These installations, established in the I-90 Corridor, detect general
