The Baltimore Sun has a piece on marine aquaculture research at the University of Maryland Biotechnology Institute's Center of Marine Biotechnology.
The story can be found here:
http://www.baltimoresun.com/features/green/bal-md.gr.fish01jul01,0,73217...

Visit to an indoor facility using recirculating aquaculture to raise tilapia, yellow perch, striped bass and other species year-round, with an explanation of important factors in operating an aquaculture system.