Fears for fisheries take front seat over possible economic benefits : Placing the state's environment over its economy, Gov. Kathleen Blanco on Friday night vetoed a proposed billion-dollar liquefied natural gas port off Louisiana's coast because of the impact it might have on the state's fisheries. The Main Pass Energy Hub, proposed by New Orleans-based Freeport McMoRan Energy LLC, would have been about 16 miles off Louisiana's coast and would have supplied about 350 billion cubic feet of natural gas a year, enough to supply a state the size of Mississippi for a year. But the jobs and natural gas...