Letters

01 May 1989 Comments Letters The separation of Northern and Isabelline Wheatears. On returning to the beautifully illustrated paper 'Field identification of West Palearctic wheatears' (Brit. Birds 80: 137-157, 187-238), I noticed a feature separating Isabelline Oenanthe isabellina...
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Notes

01 January 1979 Comments Notes Success of artificial island nest-sites for divers  The breeding success of divers Gavia in south mainland Argyll has been very poor For some years (e.g. one young from eight pairs): too low to ensure maintenance of the populatio...
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