Recommended band sizes for birds
Species table and recommended band sizes
Banders are responsible for ensuring that individual birds are banded with the most appropriate band size and type.
Tool:
The Banding Program provides a list of recommended band sizes here:
Species Table and Recommended Band Sizes

Photo: G. Chapdelaine © CWS, 2015.
Common Murre
Band size specifications
The internal diameter and height dimensions of the recommended band sizes can be found on the USGS Bird Banding Laboratory website using the following link: band size specifications. For some species, the Bird Banding Office may provide specialty bands that are not listed in the recommended band sizes. Please contact the Office directly for more information.