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Patuxent Wildlife Research Center

About BPP
What is the North American Bird Phenology Program? It's a citizen science program aiming to digitize a legacy data set of bird migration records with the help of a worldwide network of volunteers. To learn more, Click Here.
White-Crowned Sparrow
Photo by Petrina Vecchio
View Chan's Video:
Chan Robbins, who was one of the last coordinators of the BPP before it stopped accepting migration records in 1970. In this interview, conducted by Sam Droege, Chan talks about the history of the BPP, how it began, who ran the program and why it came to a close.

Click here to see the interview

Great Blue Heron
Photo by Petrina Vecchio
Sign-up for BPP Newsletter
The BPP sends out periodic electronic newsletters to keep you up to date with BPP news, special events, and other information for those who enjoy watching and learning about birds.

Click here to sign up

Photo by Robert Turk
Become a Participant:
Get involved with the BPP! You can become one of our volunteers from around the country to convert the bird migration cards into our database from your home computer. If you live in the Baltimore/Washington D.C. area, you can become an office volunteer, helping to scan the bird migration cards into the computer and other in-office tasks.

Click here to learn more

Evening Grosbeak
Photo by Petrina Vecchio
BPP Coordinators:
During the ninety year history of the program there have only been four coordinators who have collected and maintained these records. Read about who they were, how they contributed to the study of birds, and how they built the collection of records we now know as the Bird Phenology Program.

Click here to learn more

Spotted Towhee
Photo by Petrina Vecchio
Transcribe Cards Newsletters Original Observers BPP Research

Transcribe Bird Migration Cards
Go directly to the transcription page to enter historic bird migration records into the BPP database

Sign up to recieve the monthly BPP Newsletter and to read our past Newsletters

Original Observers
Learn about some of the observers who recorded the original bird migration cards between 1880-1970

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