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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NestWatch News

A male and female Mountain Bluebird perch on a barb-wire fence.

Mountain Bluebird Status Update

November 2022

A recent virtual conference provided insights into population trends for this charismatic bird.

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an adult tree swallow perched at a natural cavity entrance in a birch tree with at least three nestlings clamoring about just inside the hole.

Data Boost in British Columbia

November 2022

Thanks to Cowichan Bring Back the Bluebirds Project for providing 250 nest records for our database!

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two images juxtaposed: on the left is several pieces of white pearlescent buttons on a dark wooden tabletop, on the right is a yard with a pole that is hosting many white martin gourds

On Martins And Mussels

November 2022

You never know what you’ll find when cleaning out Purple Martin nesting gourds.

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a meadowlark standing in a field of short grass

What’s Old Is New

November 2022

NestQuest Go! is still going strong – join the effort to transcribe old nest record cards today!

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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