eBird Status and Trends - Data Version 2021

Published November 2022

Fink, D., T. Auer, A. Johnston, M. Strimas-Mackey, O. Robinson, S. Ligocki, W. Hochachka, L. Jaromczyk, A. Rodewald, C. Wood, I. Davies, A. Spencer. 2022. eBird Status and Trends, Data Version: 2021; Released: 2022. Cornell Lab of Ornithology, Ithaca, New York. https://doi.org/10.2173/ebirdst.2021

Data Download

This version has been archived at the Cornell Lab of Ornithology and requests for access may be considered via an email to ebird@cornell.edu. Requests to access historical results for the purposes of comparing version years for trends analysis will not be considered.