Science Friday What Scientists Have Learned From 125 Years Of Bird Counts
Jan 6, 2025
Brooke Bateman, Senior Director of Climate and Community Science at the National Audubon Society, and Janet Ng, a wildlife biologist at Environment and Climate Change Canada, dive into the fascinating world of bird counts. They highlight the 125-year legacy of the Christmas Bird Count, exploring how this community-driven science initiative helps track bird populations and their reactions to climate change. The duo discusses alarming trends like species range shifts and population declines, while emphasizing the vital role of local birdwatchers in conservation efforts.
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Christmas Bird Count Origin
- In 1900, Frank Chapman proposed a Christmas bird census, replacing hunting.
- It began with 27 people and now has over 80,000 volunteers.
Craven Bird Count Experience
- Janet Ng participated in the Craven Christmas Bird Count near Regina, Canada.
- Her group, including biologists, meticulously documented bird sightings.
Western Grebe Migration Shift
- Christmas Bird Count data revealed western grebes shifted their wintering grounds 900 km northward.
- This is likely due to changing fish stocks influenced by climate change.