Attributes / relations provided by
♦ ¹Comparative foraging ecology and ecological niche of a superabundant tropical seabird: the sooty tern Sterna fuscata in the southwest Indian Ocean, S. Jaquemet, M. Potier, Y. Cherel, J. Kojadinovic, P. Bustamante, P. Richard, T. Catry, J. A. Ramos, M. Le Corre, Mar Biol (2008) 155:505–520
♦ ²del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.