In the December 2011 issue of Biological Conservation, Scott Baker, the associate director of the Marine Mammal Institute and a professor of fisheries and wildlife at Oregon State University, and Mark Costello published an editorial in response to a paper in the same issue that reported that the human consumption of marine mammals, including cetaceans (whales, dolphins and porpoises), pinnipeds (seals, sea lions, walruses) and sirenians (manatees, dugongs), has increased in recent decades.More