1. BURGER, A. E. 1991. Maximum diving depths andunderwater foraging in alcids and penguins. In W.A. Montevecchi, and A. J. Gaston [eds.], Studiesof high latitude seabirds. 1. Behavioural, energetic,and oceanographic aspects of seabird feeding ecol-ogy. Canadian Wildlife Service, Occasional paperNo. 68:9-15.BurgerMaximum diving depths and underwater foraging in alcids and penguins968Studies of high latitude seabirds. 1. Behavioural, energetic, and oceanographic aspects of seabird feeding ecology1991