Colour-marked Greenland White-fronted Geese
The Greenland White-fronted Goose Study group is planning to mark birds of the race Anser albifrons flavirostris on the west coast of Greenland with large-numbered, white Darvic rings in summer 1979. Sight records are wanted, giving the serial number of the Darvic ring, which can be read through a telescope, the date and the locality. Other details (a
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