{"id":56698,"date":"2025-04-16T10:33:00","date_gmt":"2025-04-16T14:33:00","guid":{"rendered":"https:\/\/www.allaboutbirds.org\/news\/?p=56698"},"modified":"2025-04-30T13:49:08","modified_gmt":"2025-04-30T17:49:08","slug":"when-will-spring-bird-migration-hit-its-peak-birdcast-has-answers","status":"publish","type":"post","link":"https:\/\/www.allaboutbirds.org\/news\/when-will-spring-bird-migration-hit-its-peak-birdcast-has-answers\/","title":{"rendered":"When Will Spring Bird Migration Hit Its Peak? BirdCast Has Answers"},"content":{"rendered":"\n
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The BirdCast project mapped out the weeks of peak spring bird migration, defined as the periods with the highest nightly average of aerial bird density. The data were collected from 143 radar systems from coast to coast using data from 2013 to 2022. Graphic by Audrey Carlsen. Data analysis by Adriaan Dokter. Migration data from BirdCast and eBird.<\/em><\/figcaption><\/figure>\n\n\n\n

Updated April 2025. Originally published in the Spring 2023<\/a> issue of Living Bird<\/em> magazine. Subscribe now<\/a>.<\/p>\n\n\n\n

Eager birders in the West will be able to enjoy their peak bird migration bonanza in late April and the first week of May, while birders in the Northeast and Upper Midwest may have to wait a few more weeks, according to a BirdCast<\/a> analysis that maps out the periods of highest aerial bird density across the United States from March to June.<\/p>\n\n\n\n

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Learn more about birdcast<\/h2>\n\n\n\n

Check out all of BirdCast’s migration tools:<\/p>\n\n\n\n