Digging holes for fish
In 2012, American farmers exploit 4.48 million tonnes of fish and shellfish, worth $ 5.5 billion. Production Alaska cod, salmon, sardines topped Pacific oil. 2013, mining output reached 1.36 million tons of cod; 484 972 million tonnes of salmon; mainly exported to Asia, Africa. Atlantic menhaden output of 2nd after Alaska pollock. 2013, catches menhaden 655 423 tonnes, mainly as food for people in the form of fish oil, omega 3, a fraction to animal feed processing and aquaculture.