Here is a presentation on levels of conflict between whalers and anti-whalers at the International Whaling Commission, that will appear as a chapter in a book out early next year:
Draheim, M.M, Madden, F., McCarthy, J.B. and Parsons, E.C.M. (Eds). 2015. Human-Wildlife Conflict: Complexity in the Marine Environment. Oxford University Press, Oxford, UK.