NOAA's Office of National Marine Sanctuaries

"The Office of National Marine Sanctuaries serves as the trustee for a network of underwater parks encompassing more than 600,000 square miles of marine and Great Lakes waters from Washington state to the Florida Keys, and from Lake Huron to American Samoa. The network includes a system of 13 national marine sanctuaries and Papahānaumokuākea and Rose Atoll marine national monuments...."
National Marine Sanctuaries

National Marine Sanctuaries – Value Added for Communities and the Blue Economy

"If you were asked to draw a picture of the U.S. economy, what color would you use? Perhaps green, the color of money? How about the portion of the economy that is supported by our ocean and coasts? BLUE! 

Now think about what it feels like to be surrounded by blue seas – perhaps while casting out a line and peacefully waiting to feel the tug of a fish. Do you see that huge ocean liner on the horizon? Ever wonder which U.S. port it’s headed for? That ship, your boat, the fuel you used to get out there, the fishing rod in your hands – it’s all part of the “blue” or ocean economy. Including industries like maritime commerce, offshore mineral extraction, fishing, and coastal tourism, this ocean economy amounts to hundreds of billions of dollars in goods and services, and it supports millions of jobs each year..."
National marine sanctuaries