Seabird numbers and prey consumption in the North Atlantic
Barrett, R.T., Chapdelaine, G., Anker-Nilssen, T., Mosbech, A., Montevecchi, W.A., Reid, J.R. & Veit, R.R. 2006. Seabird numbers and prey consumption in the North Atlantic. ICES Journal of Marine Science 63: 1145-1158.