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Throughout Montana,
Idaho, Wyoming and Utah, the winter of 1992 was devastating to mule deer.
After years of drought that reduced the carrying capacity of the range, heavy
snows fell that year.
In parts of Idaho, herd
sizes were cut in half. When herds did not rebound by 1996, Idaho Fish and
Game initiated a massive 5-year effort to collar and track as many mule deer
does and fawns as possible to determine whether predators, habitat changes or
some interaction between both was responsible. |
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To help the
expensive, region-wide effort, SCI Idaho donated $13,000, including
matching grants. SCI member Gloria Erickson followed with a
generous $15,000 personal donation. The National Fish and
Wildlife Foundation, BLM and Forest Service matched these
monies for a total of $125,000.
In January, does and
6-month old fawns were captured by being chased with helicopters into drive nets
and waiting Idaho Chapter volunteer labor. Once in the nets, blood samples
were drawn, measurements taken and tracking collars applied. Deer
movements were then tracked by telemetry, revealing survival rates, growth rates
and habitat choices. In four years there have been no serious injuries to
the deer, although there have been a few bruised biologists and volunteers.
The study, completed in
2001, resulted in a huge amount of information which will be of use to mule deer
managers everywhere about the effects of predators and habitat change on mule
deer recruitment.
The
Idaho Chapter of Safari Club International puts money on the ground in our
region for the benefit of hunters and wildlife.
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