Minnesota –-(Ammoland.com)- Minnesota’s ruffed grouse spring drumming counts were up 18 percent statewide this year compared to last year, according to a survey conducted by the Minnesota Department of Natural Resources.
“Ruffed grouse populations tend to rise and fall on a 10-year cycle and counts this year are typical of what we expect during the rising phase of the cycle, which we are seeing now,” said Charlotte Roy, DNR grouse project leader.
Drumming is a low sound produced by males as they beat their wings rapidly and in increasing frequency to signal the location of their territory. Drumming displays also attract females that are ready to begin nesting. Ruffed grouse populations are surveyed by counting the number of male ruffed grouse heard drumming on established routes throughout the state’s forested regions.
Drumming counts are an indicator of the ruffed grouse breeding population. The number of birds present during the fall hunting season also depends upon nesting success and chick survival during the spring and summer. For the past 67 years, DNR biologists have monitored ruffed grouse populations. This year, DNR …Read the Rest