Basking sharks in the northeast Atlantic: spatio-temporal trends from sightings in UK waters. Marine Ecology Progress Series, 459, 121–134
DOI: 10.3354/meps09737
Marine megavertebrates of Cornwall and the Isles of Scilly: relative abundance and distribution. Journal of the Marine Biological Association of the United Kingdom, 92(8 Sp. Iss. SI), 1823–1833
DOI: 10.1017/S002531541100155X