Opportunistic sightings of killer whales from Scottish pelagic trawlers fishing for mackerel and herring off North Scotland (UK) between 2000 and 2006Patricia L. Luque, Craig G. Davis, David G. Reid, Jianjun Wang and Graham J. PierceAquat. Living Resour., 19 4 (2006) 403-410DOI: https://doi.org/10.1051/alr:2007009
