This is not a project of NYSOA. This information
is provided for New York birders who may encounter marked birds.
Great Black-backed Gulls have
been banded with coloured plastic leg-bands on Canadian and U.S. islands
in eastern Lake Ontario. The bands also contain numbers and letters,
Please note the colour of the band and of the alpha-numeric codes, as
well as date and location of sighting.
Dr. Chip Weseloh
Canadian Wildlife Service
4905 Dufferin St.
Downsview, Ontario M3H 5T4