ATLANTIS ADVENTURES Offering submarine excursions in the waters off of Lahaina. See coral reefs and the remains of the Carthaginian, a replica of a 19th-century whaling ship that now calls the ocean floor home and serves as an artificial reef. Tours depart from Lahaina Harbor. atlantisadventures. com. 658 Wharf St., 800.548.6262.
MAUI CLASSIC CHARTERS Spend the day snorkeling at Molokini. You’ll sail on the Four Winds II, a 55-foot glassbottom catamaran or the Maui Magic catamaran. These boats visit multiple snorkel destinations and offer a variety of cruises. mauicharters. com. 1279 S. Kihei Rd., 808.879.8188 or 800.736.5740.
PRIDE OF MAUI If you’re looking for a full day excursion, try the Pride of Maui. This 51/2-hour snorkel cruise stops at Molokini, Turtle Bay and Makena. Breakfast, Lunch and gear are provided. prideofmaui.com. Maalaea Harbor, Main Loading Dock, 101 Maalaea Rd., 808.242.0955.
SAIL TRILOGY Make lasting friendships while aboard Trilogy Excursions as you relax and tan on the sands of beautiful beaches then scuba dive or snorkel to the ocean floor. Every first Tuesday of the month. sailtrilogy.com. 808.874.5649.
SEA ESCAPE BOAT RENTALS Avoid the crowds and be in control of your day on the water. Snorkel, scuba, fish, whale watch, visit Molokini or just cruise around. maui-boat-rental.com. 165 Halekuai St., 808.879.3721.
TOPSHOT SPEARFISHING Take snorkeling and diving to another level, and learn how to spearfish. Professionals at Topshot Spearfishing will teach you the basics of free-diving form, breathing techniques, spear-gun safety and everything you need to know to build a strong foundation in the exhilarating sport. topshotspearfishing.com. 808.205.8585.