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Juvenile and winter plumages of the Marsh terns

01 June 1960 Comments Main paper Migration Research Officer, B.T.O. (Plate 36) I D E N T I F I C A T I O N of the three British marsh terns (Chlidonias spp.) outside the breeding season has long constituted a problem for the bird-watcher. There is a cautionary note in The Handbook of Bri...

The passage of Black Terns Through Britain in Autumn 1954

01 July 1955 Comments Main paper (Fair Isle Bird Observatory) T H E unusual passage of Black Terns (Chlidonias niger) through the British Isles during the spring of 1954 has been discussed by Dickens (1955)- This was followed by an equally abnormal passage during the autumn. There appear...

The passage of Black Terns through Britain in Spring 1954

01 April 1955 Comments Main paper W H E N it became apparent in May 1954 that there had again been a large passage of Black Terns (Chlidonias niger) through Britain, R, F . Dickens and Alec Butterfield undertook to prepare a summary of the movement. As records later came in, showing an un...

Exceptional Inland Passage Of Black Terns In 1948.

01 April 1949 Comments Main paper ...

Black Terns Breeding in Sussex

01 March 1946 Comments Main paper [Attention was first drawn to the important ornithological event here recorded by its mention in a broadcast by Mr. Cooke in the " Country Magazine " programme of the B.B.C. on January 14-th, 1945, and the account now given is the result of subsequent inv...

Notes

01 February 1945 Comments Notes I HAVE recently been particularly interested in the behaviour of Marsh- and Coal-Tits, which together with larger numbers of Blue and Great Tits, have visited the garden here at Llanymynech during about the first three weeks of October, 1944. The garden,...

Notes

01 January 1945 Comments Notes reference to Capt. A. C. Fraser's note on this subject (antea, p. 94), I have the following note in my diary for December ioth, 1943 :-- Watched three Bullfinches (one male and two females) They were low down on Snowberry (Symphoricarpus) shrubs and at t...

Letters

01 March 1939 Comments Letters SIRS,--In the Handbook of British Birds, Vol. I I . , p . 97, t h e colour of t h e legs of t h e Subalpine Warbler {Sylvia c. cantillans) is given as yellow-brown. As you have (antea, Vol. X X X . , p . 73) appealed for sight observations of the colour o...

The Black Tern in the lower Thames

01 February 1939 Comments Main paper As little seems to be known about the status of the Black Tern (Chlidonias niger) in the lower Thames, I have thought it worth while to compile this account of some observations on this species during the last few years. Hollom (antea, Vol. XXXII, p. 76) ...

Letters

01 February 1938 Comments Letters SIRS,--In reply to Mr. Lockley's letter under this heading (antea, pp. 278-9), I had two main points t o make in m y report on Skokholm Island, namely :-- 1. That owing t o its depredations on Storm-Petrels, the Little Owl should, if possible, be prevente...

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Juvenile and winter plumages of the Marsh terns

The passage of Black Terns Through Britain in Autumn 1954

The passage of Black Terns through Britain in Spring 1954

Exceptional Inland Passage Of Black Terns In 1948.

Black Terns Breeding in Sussex

Notes

Notes

Letters

The Black Tern in the lower Thames

Letters

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