Exceptional mortality of shags and other seabirds caused by paralytic shellfish poison
Coulson, J.C.; Potts, G.R.; Deans, I.R.; Fraser, S.M. (1968). Exceptional mortality of shags and other seabirds caused by paralytic shellfish poison. Br. Birds 61(9): 381-404
In: British Birds. Macmillan Journals: London. ISSN 0007-0335, more
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