To fish the oceans sustainably, nations must reduce bycatch, or accidental catches. But fishermen often resist changing gear or techniques that kill nontargeted species.
Hector’s dolphins (Cephalorhynchus hectori) are found only in New Zealand.
Flickr/Scott Thompson
The endangered Hector’s dolphins are found only in coastal seas in New Zealand, but conservation experts describe New Zealand’s proposed protection plan for the marine mammals as misleading.