NestWatch is a nationwide nest-monitoring program designed to track status and trends in the reproductive biology of birds. Participating in NestWatch is easy and anyone can do it.

How to Participate

  1. Take the online quiz to get certified
  2. Find nests
  3. Record data
  4. Submit online or with the mobile app

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Get all the latest news, research discoveries, and project information about NestWatch and the nesting season in your email box.

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NestWatch News

a light soffit with a barn swallow nest atop it and two fully-feathered barn swallow nestlings perched inside

Dissertation Uses NestWatch Data

September 2023

Congratulations to Murry Burgess for recently completing a doctoral dissertation about how light impacts nesting birds.

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a House Wren with a feather in its bill, perched on the outside of a wooden nest box

Pennsylvania Data Preserved

September 2023

Thanks to Middle Creek Wildlife Management Area for contributing 5,567 nest records spanning 25 years!

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an all-white nestlings nestled in a nest inside a nest box next to it's blue-gray siblings.

NestWatcher Finds Rare Albino Bird

September 2023

Mary Roen followed the bluebird nest’s progress and reports that the albino nestling successfully fledged!

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a Great Blue Heron standing on the edge of a body of water among green aquatic plants with purple flowers

Small, Tall, We Archive Them All

September 2023

We recently added over 20,000 nest records to our database for Tree Swallows and Great Blue Herons!

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This material is based upon work supported by the National Science Foundation under Grant No. DRL-0540185. Any opinions, findings and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation (NSF).

Cornell Lab of Ornithology

Cornell Lab of Ornithology