P. M.  Thompson, Cheney, B., Ingram, S., Stevick, P., Wilson, B., and Hammond, P. S., ?Distribution, abundance and population structure of bottlenose dolphins in Scottish waters?, 354, 2011.

T. A.  Jefferson, Leatherwood, S., and Webber, M. A., FAO species identification guide. Marine mammals of the world. Rome: United Nations Environment Programme, Food and Agriculture Organization of the United Nations, 1994.

J. B.  Reid, Evans, P. G. H., and Northridge, S. P., Atlas of Cetacean Distribution in North-west European Waters. Peterborough: Joint Nature Conservation Committee, 2003, p. 76.