The tuna vessels own by the Spanish Calvo Group in
According to Mr. Penalba, the IATTC is the organization in charge of regulating fisheries in waters of the
"All our tuna vessels leave port an independent surveyor on board", Calvo's Operation Manager said.
The Calvo vessels use their purseining nets to catch tuna, a method which does not harm the sea turtles. Nevertheless, should any turtle get caught in the net, the biologists mission is to make sure that it is thrown back in the water.