Board MV Poseidon in Red Hook for a private TwinVee catamaran charter that pairs fast crossings with comfortable deck space, snorkel gear, and customizable island stops. Expect reef swims, beach-bar breaks and a captain who builds the day to your group.
Board MV Poseidon in Red Hook for a private TwinVee catamaran charter that pairs fast crossings with comfortable deck space, snorkel gear, and customizable island stops. Expect reef swims, beach-bar breaks and a captain who builds the day to your group.
You step from the dock at American Yacht Harbor onto MV Poseidon's low-slung deck and feel the twin hulls lift under you — the ocean pulls and then lets you run. The 36-ft TwinVee Ocean Cat is built for speed and stability, so the ride between coral gardens and sugar-white sand is quick and dry, with room for a dozen guests to stretch out and scan the horizon.
Verified experiences and guided adventures in the surrounding area.
Operated by Seas the Day Charters and Tours · Red Hook, U.S. Virgin Islands
You step from the dock at American Yacht Harbor onto MV Poseidon's low-slung deck and feel the twin hulls lift under you — the ocean pulls and then lets you run. The 36-ft TwinVee Ocean Cat is built for speed and stability, so the ride between coral gardens and sugar-white sand is quick and dry, with room for a dozen guests to stretch out and scan the horizon.
These islands were shaped by volcanic uplift and coral growth; rocks that rose, eroded and now frame shallow bays ringed by fringing reefs. The captain will stitch together an itinerary tailored to your group — snorkeling around shallow reefs to see turtles and parrotfish, hopping off near beach bars like Dinghy's or Margaritaville for a cold drink, or stepping ashore at quieter coves for a swim. The culture here blends Danish colonial history, Afro-Caribbean traditions and modern island life — expect laid-back hospitality and seafood-driven menus ashore.
Practically: charters include park fees, mooring permits, snorkel gear, water and beer; gratuity is not included. Arrive 15 minutes early at Red Hook; infants ride on laps. Bring reef-safe sunscreen, a lightweight towel, and a reef boot if you plan to explore rocky shallows. If you cross into neighboring British Virgin Islands, expect customs procedures and possible additional fees.
Timing matters — mornings often offer glassy seas for snorkeling, afternoons bring tradewind chop. The captain’s local knowledge is the real advantage: use it to prioritize the reefs or bars that match your group’s mood, and plan for plenty of water between beers so everyone finishes the day smiling.
easy.
4–7 hours.
Suitable for most fitness levels — must be able to board a ladder and swim in open water if snorkeling.
The charter accommodates up to 12 guests; the price is for the entire boat.
Yes — snorkel gear is included with the charter, plus bottled water and beer.
Infants may ride in a stroller and must sit on an adult’s lap; the tour is suitable for all fitness levels but adult supervision is required while swimming.
You can receive a full refund if you cancel at least 24 hours before departure; cancellations due to bad weather are accepted.
St. Thomas was a Danish colony until 1917 and the islands' ports and beaches reflect a mix of Danish colonial infrastructure and Afro-Caribbean culture.
Stick to marked mooring buoys and avoid touching coral; operators include park fees to help fund reef management and mooring systems.
Seas the Day Charters and Tours operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




You step from the dock at American Yacht Harbor onto MV Poseidon's low-slung deck and feel the twin hulls lift under you — the ocean pulls and then lets you run. The 36-ft TwinVee Ocean Cat is built for speed and stability, so the ride between coral gardens and sugar-white sand is quick and dry, with room for a dozen guests to stretch out and scan the horizon.
You step from the dock at American Yacht Harbor onto MV Poseidon's low-slung deck and feel the twin hulls lift under you — the ocean pulls and then lets you run. The 36-ft TwinVee Ocean Cat is built for speed and stability, so the ride between coral gardens and sugar-white sand is quick and dry, with room for a dozen guests to stretch out and scan the horizon.
These islands were shaped by volcanic uplift and coral growth; rocks that rose, eroded and now frame shallow bays ringed by fringing reefs. The captain will stitch together an itinerary tailored to your group — snorkeling around shallow reefs to see turtles and parrotfish, hopping off near beach bars like Dinghy's or Margaritaville for a cold drink, or stepping ashore at quieter coves for a swim. The culture here blends Danish colonial history, Afro-Caribbean traditions and modern island life — expect laid-back hospitality and seafood-driven menus ashore.
Practically: charters include park fees, mooring permits, snorkel gear, water and beer; gratuity is not included. Arrive 15 minutes early at Red Hook; infants ride on laps. Bring reef-safe sunscreen, a lightweight towel, and a reef boot if you plan to explore rocky shallows. If you cross into neighboring British Virgin Islands, expect customs procedures and possible additional fees.
Timing matters — mornings often offer glassy seas for snorkeling, afternoons bring tradewind chop. The captain’s local knowledge is the real advantage: use it to prioritize the reefs or bars that match your group’s mood, and plan for plenty of water between beers so everyone finishes the day smiling.