Tampa Shore Excursion: Swim with the Fishes at The Florida Aquarium. There’s no need to be a certified scuba diver in these waters. When arriving at Port Tampa Bay, swim with the fishes at the Florida Aquarium. This guided, 30-minute expedition replicates the Florida Keys' most beautiful coral reef dive sites. Just strap on some scuba gear and a floatation device and experience the thrill of scuba diving from the surface of the water, while still enjoying all the sights a real coral reef adventure has to offer. Just bring a towel, a bathing suit and a sense of adventure. Book and Save 13% Off Tampa Shore Excursion: Swim with the Fishes at The Florida Aquarium.