Tampa Shore Excursion: Swim with the Fishes at The Florida Aquarium. The Swim with the Fishes program at the Florida Aquarium in Tampa Bay gives you an aquatic shore excursion you’ll be talking about for the rest of your cruise! This in-water reef adventure offers you the opportunity to encounter a simulated Florida Keys coral reef dive site without being a certified scuba diver. You will wear a small scuba tank, regulator and flotation device that keeps you on the surface of the water. Get a taste of the thrill of diving while you admire the marine life on the coral reef. Book and Save 13% Off Tampa Shore Excursion: Swim with the Fishes at The Florida Aquarium.