North American Breeding Bird Survey Dataset 1966 - 2021

The 1966-2021 North American Breeding Bird Survey (BBS) dataset contains avian point count data for more than 700 North American bird taxa (species, races, and...

data.gov00

The North American Breeding Bird Survey, Analysis Results 1966 - 2021

This data product consists of a database of population change and abundance estimates for North American birds, estimated from North American Breeding Bird Survey...

data.gov10

The North American Breeding Bird Survey, Analysis Results 1966 - 2021

This data product consists of a database of population change and abundance estimates for North American birds, estimated from North American Breeding Bird Survey (BBS) data. Data are presented for 54

U.S. Geological Survey2022-01-01 更新00