Only 10 percent of big ocean fish left - scientists
Large predatory fish - marlin, tuna and swordfish - are disappearing from the world's oceans, with their numbers down by 90 percent in the past 50 years, Canadian scientists said. "From giant blue
Large predatory fish - marlin, tuna and swordfish - are disappearing from the world's oceans, with their numbers down by 90 percent in the past 50 years, Canadian scientists said. "From giant blue