Dataset

Ontario Breeding Bird Atlas (2001-2005): point count data

About

Dataset summary

Ontario Breeding Bird Atlas (2001-2005): includes point count information and species data

Geographic area covered

Ontario

Primary species covered

All breeding bird species

Goals

The atlas represents an enormous coordinated effort by over 3,000 birders who surveyed the province from Lake Erie to Hudson Bay. It summarizes the state of Ontario birds, including information on each species' biology and abundance. Special sections analyze changes in bird populations and distribution, indicating which species are most imperiled and which are thriving.

Partners

Ontario Ministry of Natural Resources and Forestry
Canadian Wildlife Service

Citation

Birds Canada, Ontario Ministry of Natural Resources and Forestry, Canadian Wildlife Service, Ontario Field Ornithologists, and Ontario Nature. 2025. "Ontario Breeding Bird Atlas". Data accessed from NatureCounts, Birds Canada.