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Get StartedBTO Ringing & NRS Info app analytics for January 9
BTO Ringing & NRS Info
- British Trust for Ornithology
- Apple App Store
- Free
- Reference
An app to help bird ringers, nest recorders and scientists check the correct ring sizes/codes to use for each bird species ringed in the UK (for both full-grown birds and pulli) and the codes needed to record nests and their contents. The app also includes the codes needed to record biometrics, condition and status information for each bird as well as the standard habitat codes.
Store Rank
The Store Rank is based on multiple parameters set by Google and Apple.
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BTO Ringing & NRS Info VS. January 9, 2026