Triton Submarines of Vero Beach, Fla., hopes to make the wonders of the undersea world even more accessible with the introduction of its smallest three-person submersible yet, the Triton 1000/3 LP, at the Monaco Yacht Show last week. The LP in the sub’s designation stands for “low profile” and refers to the craft’s compact design. Measuring just 10.5 feet in length and 8.7 feet in width, and weighing only 7,650 pounds, the new submarine can be housed in most megayacht tender garages without requiring the owner…