. >> o other fishermen we spoke t, however, suggest that dolphin hunting g doesn't take placece. filiberto sanchez dias works s for the artisanal fisheries assosociation. >> [speaking spanish] >> i am surprised to hear that they claim they don't know it happens, because, you know, th--there's a lot of published literature in the scieientific community, as well as, um, non-government groups. there's no way that anybody can deny this is happening. the proof is there, the photograph, the film, um, it--it's all there. >> there are, at the last count, in 2010, over 500 boats like the one we traveled on for a week. if, as the testimonies we've recorded are true, on each trip they kill an average of 2, 3 dolphins, and they're doing over a dozen trips each year. that means thousands, thousands of dolphins being killed to be used as shark bait. >> if you kill animals at this level, it's going to have a severe impact on their numbers. and i--i fear for dolphins and porpoises in peru. i really ddo. i thihink it's--it's decades now of imimpact at this level, so, um, i think that it--it's urg