Attributes / relations provided by
♦ ¹Davoren, G.K., et al. "Diets and distributions of Leach's storm-petrel (Oceanodroma leucorhoa) before and after an ecosystem shift in the Northwest Atlantic." Canadian Journal of Zoology 87.9 (2009): 787+. Academic OneFile. Web. 15 July 2014.
♦ 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.