North Birch Creek Sage Grouse Lek Survey
Online — The World War II era was the last time several sage-grouse leks were surveyed in eastern Oregon until this year when biologists tested using infrared (IR) technology to detect birds from the air.
Many other leks hadn’t been surveyed in more than 20 years. This video shows IR technology.
More information: http://www.dfw.state.or.us/news/2015/…
Other organization and reports that have been published previously with information on aerial infrared wildlife surveys include: Continue reading