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| Marked/Banded
Birds |
Great Black-backed Gull
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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, e.g. A10. Please note the colour of the band and of the alpha-numeric codes, as well as date and location of sighting. Please notify:
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