Lobsterman Steve Train tosses a lobster back into the sea while hauling traps in his boat "Wild Irish Rose" in the waters off Cape Elizabeth, Maine August 21, 2013. Lobster populations in Maine are booming like never before. The number of lobster processing plants in the state has more than tripled, from 5 in 2010 to 16 last year. Picture taken August 21, 2013. To match Feature USA-LOBSTER/REUTERS/Brian Snyder (UNITED STATES - Tags: MARITIME FOOD BUSINESS ANIMALS TPX IMAGES OF THE DAY)