Spotted dolphins Stenella attenuata and tuna purse-seine net in the eastern tropical Pacific. Fishermen use the association of tunas, dolphins and seabirds to locate large yellowfin tuna Thunnus albacares. The dolphin bycatch, which earlier led to population declines, is now much lower, but the dolphin populations have not yet recovered
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Gerrodette et al. (2005) studied this question.
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