The possibility of east Mediterranean Manx Shearwaters occurring in British waters Manx Shearwaters of the race Puffinus p. mauretanicus, known colloquially as the 'Balearic Shearwater', occur regularly off the English south coast during the summer months. There are, however, no accepted records of its Mediterranean congener P. p. yelkouan in British waters, although Grahame Walbridge (verbally) has

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