St Thomas features several premier dive sites, and most resort hotels have a dive service on the property. Dive centers also rent snorkeling gear for US$10 to US$15 per day.
Troll for wahoo, or get the live bait ready for yellowfin tuna. Add blue marlin to the list from May through October. Most trips depart from American Yacht Harbor. Expect to pay about US$800 for a half-day excursion, and US$1450 for a full day.