Peterborough Christmas Bird Count

Max
Median
Species
Circle area indicates the number of birds counted in a given year. Select a scale:
One scale for each species. This allows comparison between years for each species individually.
One scale for entire chart. This allows comparison between species.

CP = Species observed in count period but not during official count

Creative Commons License
Peterborough Christmas Bird Count Dataviz by Stephen McMurtry is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.