Letters

01 November 1984 Comments Letters Recommended letter-code abbreviations for British birds. For over 20 years, members of the BTO have been using letter-codes to register birds seen on Common Birds Census visits. Various additions to the list of codes have been made over the years, nota...
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Letters

01 March 1975 Comments Letters Manx Shearwaters plunge-diving Manx Shearwaters Puffinus puffinus commonly feed by plunge-diving, in the manner described by Bernard King {Brit. Birds, 67: 77), when fish shoals are located very close to the surface. I think that the presence ,...
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