Few tuna, small tuna

Some tuna fishermen in the Philippines are unhappy they can't find enough big tuna. According to Business World online, one fisherman explained the problem:"We’re able to catch only one tuna, from three or four pieces we normally caught in the last few years," lamented the 42-year old father of four who has been catching tuna using the handline method in the last 15 years."Moreover, the sizes of

Low oxygen cramps tuna and billfish

Have you ever grasped for oxygen, like during a high-altitude hike? Now you know what swordfish and tuna feel like in our Brave New Ocean. According to a new report, expanding zones of low oxygen are occurring in the preferred habitat of tuna and billfish (swordfish, marlin, etc.), forcing them out of preferred habitat and into other areas. Besides leaving fish nirvana for lesser places,