Volume 18, Issue 1 (1990) Issue 1-2
A New Subspecies of Masked Booby Sula Dactylatra from Lord Howe, Norfolk and Kermadec Islands
R. M. O'Brien and J. Davies
Cetaceans as Predators of Jackass Penguins Spheniscus Demersus: Deductions Based on Behaviour
R. M. Randall and B. M. Randall
The Birds of Hollamsbird Island, Least Known of the Southern African Guano Islands
A. J. Williams and B. M. Dyer
Movements of Giant Petrels Macronectes Spp Banded as Chicks at Iles Crozet and Kerguelen
J. F. Voisin
Killer Whales Orcinus Orca and Seabirds: "play", Predation and Association
A. J. Williams, B. M. Dyer, R. M. Randall, and J. Komen
New Information on Seabirds at Inaccessible Island and Other Islands in the Tristan Da Cunha Group
P. G. Ryan, W. R. J. Dean, C. L. Moloney, B. P. Watkins, and S. J. Milton
The Berg River Estuary: an Important Wetland for Caspian Terns Sterna Caspia in South Africa
C. R. Velasquez, B. Kalejta, and E. Turner
Ingestion of Anthropogenic Articles by Seabirds at Macquarie Island
D. J. Slip, K. Green, and E. J. Woehler
