Notes

01 December 1976 Comments Notes Diving rates of Great Northern Diver An adult Great Northern Diver Gavia immer was present at Chew Valley Lake, Avon, in November 1974, when the following observations, mainly concerning the bird's diving behaviour, were made. Preliminary obser...
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Notes

01 January 1965 Comments Notes Methods of distinguishing first-year and adult Shelducks in the field.--The separation of first-year and adult Shelducks Tadorna tadorna in the field has long been very conjectural and there is still a tendency to describe almost any spring or summer floc...
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Notes

01 February 1962 Comments Notes British-ringed Manx Shearwater recovered in Australia,--The Bird Ringing Committee of the British Trust for Ornithology has received a letter dated 22nd November 1961, which reports that the feathers and bones of a sea-bird "black or dark on top with whit...
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