1. Arnold H. (1997). The Dolphin Space Programme: the development and assessment of an accreditation scheme for dolphin watching boats in the Moray Firth. In: (eds) Scottish Wildlife Trust, pp. Scottish Natural Heritageand the EU Life Programme, Inverness
2. Balcomb K.C. and Claridge D.E. (2001). A mass stranding of cetaceans caused by naval sonar in the Bahamas. Bahamas J. Sci. 8: 1–12
3. Clark R.B. (2002). Marine Pollution. Oxford University Press, Oxford
4. Cobham Resource Consultants (1997). Review of attitudes and aspirations of people towards the marine environment of Scotland with respect to its uses, controls and conservation importance. Scottish Natural Heritage Review No. 67. Scottish Natural Heritage, Battleby, Perth
5. Evans P.G.H. (1980). Cetaceans in British waters. Mammal Rev. 10: 1–52