Document a Rare Bird

Evening Grosbeak - 2021-01
© Tony Moline

360 distinct individuals have contributed to our knowledge since our on-line system was launched in 2000

Documentation of rare bird sightings provides a repository of evidence used by researchers to determine changes in bird populations over time. The amount of detail you provide, including photos and audio recordings, maintains the most complete evidence. We thank you for taking the time to contribute.

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