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Nocturnal migration of Thrushes

01 October 1953 Comments Main paper OBSERVATIONS on both day and night migrants, made near Dublin in the autumn of 1952, have already been briefly reported elsewhere (Browne, 1953). Two conclusions on the nocturnal migration of thrushes seem worthy of more detailed consideration. These are ...

Some photographic studies of the American Robin

01 October 1953 Comments Main paper (Plates 56-59). T H E American Robin (Turdus migratorius) has of course no particular connection with its Old World namesake (Erithacus rubecula), other than a certain similarity in the colour of the breast which doubtless caused the homesick early coloni...

American Robin on Lundy

01 October 1953 Comments Main paper PETER DAVIS (Lundy Bird Observatory). (Plate 59) AN American Robin (Turdus migratorhis) was present on Lundy from October 27th to November 8th, 1952. It was probably first seen on October 25th, by one of the islanders.On the morning- of October 27th I fou...

Migration at the Kentish Knock lightship

01 October 1953 Comments Main paper IN conjunction with the 1952 autumn watch for visible migration organised by the Edward Grey Institute (Lack, in press)*, I visited the Kentish Knock Lightship (51 Â°39'24"N., OIÂ°4.O'4.8"E.) which is situated in the Thames approaches in the southern ...

Letter

01 October 1953 Comments Letters SIRS,--I should like to make some comments on Drs. Gibb and Campbell's and Mr. Butterfield's answers (antea, lp. 119) to my letter about nest record card data. I did not imagine, of course, that the organisers of the scheme would be unaware of the difficu...

Reviews

01 October 1953 Comments Reviews Birds of the Gauntlet. By H. von Michaelis. (Hutchinson, London, 1952). 84s. The author is a deservedly successful artist and writer, portraying in this book birds which he has known at close quarters. All, except a European Kestrel, are South African spe...

Notes

01 October 1953 Comments Notes The winter food and ecological distribution of Greenland Whitefronted Geese in Britain.--It has long been evident that the natural habitat and the distribution of the typical race of the White-fronted Goose (Anser a. albifrons) and of the Greenland form ...

The use of mobile observers in the study of Patterns of migration

01 May 1951 Comments Main paper of the observation work on the migration of the Swift (Apus apus) dor e in the years 1947-50 has been carried out at fixed vantage points. In general, this method has resulted in the acquisition of useful statistical data, but inherent in it are several p...

The movements of Swifts in summer

01 May 1951 Comments Main paper 1950 was a good year for studying the movements of Swifts (Apus apus). Well over 20,000 were reported during the special watch held under the auspices of the British Trust for Ornithology. This covered the arrival period prior to May 15th, 1950. Another 2...

Editorial

01 May 1951 Comments Editorials As announced in British Birds for March a new editorial board, whose members are named on the title-page, becomes responsible for the conduct of the magazine beginning with this issue. It is intended to maintain broadly the existing traditions, standards...

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