The third annual Maritime Youth Expo will be held at the Port of Houston's Bayport Cruise Terminal, Saturday 6, April 2013. Hundreds of area high school maritime students and Sea Scouts will have the opportunity to hear mariners talk about opportunities on tow boats, harbor tugs and barges, learn about maritime salvage and see salvor equipment in action, and watch state-of-the-art Coast Guard helicopters and small boats perform on-water demonstrations. The Port Authority's M/V Sam Houston, fireboats and the Emergency Command Center will be on display. Representatives from the U.S. Coast Guard, Texas Parks & Wildlife, Texas General Land Office…