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Notice

01 March 1957 Comments Editorials Bird Observatories : new appointments. --Â· Mr. Kenneth Williamson, who has been Director of the Fair Isle Bird Observatory since it was established in 1948, is leaving the Observatory shortly. To replace Mr. Williamson, the Fair Is!e Bird Observatory- ...

Letters

01 March 1957 Comments Letters T H E BIRDS OF GLOUCESTERSHIRE SIRS,--Material is being- collected for a small book on the birds of Gloucestershire by H. H. Davis, C. M. Swaine and myself; we have already made considerable progress in assembling infprmation. W e would be grateful for fu...

Reviews

01 March 1957 Comments Reviews Illustrated by PETER SCOTT (Country Life, London, 1956). Vol. I I . 232 pages, 24 colour plates, 29 maps. £6 6s. IN this second volume Mr. Delacour deals mainly with the dabbling or surface-feeding ducks of the genus Anas, in which are grouped 38 sp...

Notes

01 March 1957 Comments Notes Ortolan Bunting in Middlesex. -- On the morning of 2nd September 1956, I was Walking along the northern bank of the River Brent where it flows into the Brent Reservoir, Middlesex, noting the many migrants which had arrived in the comparative calm after a ...

The pattern of migration in 1955 at the east Coast bird Observatories

01 March 1957 Comments Main paper 22n& March-24th April. DURING the early spring little movement was noted at the East Coast Observatories, the weather being mainly westerly. Fair Isle was not manned, but the following' less common birds were recorded at the other stations (north to s o u...

Photographic studies of some less familiar birds: LXXIX. Ptarmigan

01 March 1957 Comments Main paper (Plates 17-24) T H E Ptarmigan (Lagopus mutus) is widely distributed throughout the Palaearctic and Nearctic regions. F o r many years the record of being " t h e northernmost bird ever collected by m a n " was held by a Ptarmigan which was shot in 1876 a...

The breeding of the Storm Petrel: Part I

01 March 1957 Comments Main paper T H E Storm Petrel (Hydrobates pelagicus) is a breeding bird of the eastern shores of the North Atlantic and the western basin of the Mediterranean. Nearly all the known colonies are on small islands, and probably more than half are in western Britain. Th...

Letters

01 October 1950 Comments Letters --I am engaged in investigating t h e ringing records of Blue Tits. Amongst the known causes of death it is astonishing to find that the mousetrap is a principal one. I t may be necessary to place r a t and mouse traps in gardens, b u t I suggest that the...

Notes

01 October 1950 Comments Notes WITH reference to the note (antea, p. 54) on this topic, in June, 1949, an Arctic Tern (Sterna macrura) made repeated stoops at my companion, Dr. H. K. Whitehouse, while he was standing by the bank of the river in Hvalfjordur a few yards from our camp in...

Methods of determining breeding-cliff populations of Guillemots and Razorbills

01 October 1950 Comments Main paper A CENSUS of cliff-nesting seabirds is usually carried out by making a careful count of every occupied nest, thus giving the number of breeding pairs. This is the most accurate method and can be carried out comparatively easily in the case of species that ...

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Notice

Letters

Reviews

Notes

The pattern of migration in 1955 at the east Coast bird Observatories

Photographic studies of some less familiar birds: LXXIX. Ptarmigan

The breeding of the Storm Petrel: Part I

Letters

Notes

Methods of determining breeding-cliff populations of Guillemots and Razorbills

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