Use by seabirds of human fishing activities. Jeffery Boswall (Brit. Birds 70: 79-81) commented that little has been published on the use made by seabirds of human fishing activities. A main factor adduced by the late James Fisher (1952, The Fulmar) to explain the increase in the Fulmar Fulmarus glacialis was the ready source of offal from the fishing fleets in the North Atlantic. The effect on the

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