Mingo Key is a boat-access reef located off Saint John in the US Virgin Islands. The site features a reef structure ranging from 8 to 20 metres in depth, with an average depth of 12 metres. It is suitable for beginners and supports both diving and snorkelling activities, including night diving. Divers should expect moderate currents and visibility typically between 15 and 30 metres. Water temperatures remain warm throughout the year, ranging from 27 to 30 degrees Celsius. Hazards include sharp coral and rocks on the reef floor, and divers should remain aware of their surroundings due to variable visibility.

Mingo Pass is a colourful reef located off Saint John, US Virgin Islands, offering depths between 5 and 18 metres with an average of 12 metres. The topography features dense reef structures adorned with large black sea fans and barrel sponges. Divers and snorkellers can encounter common species including conger eels, flamingo tongues, purple sea fans, spotted cleaner shrimp, wrasses, stoplight parrotfish, and arrow crabs. Uncommon sightings include fairy basslets, queen angelfish, Brazilian reef octopuses, Indian lionfish, goldentail morays, smooth trunkfish, and Caribbean sharpnose puffers. Access is by boat only, and visitors should remain aware of moderate currents and local boat traffic. Visibility typically ranges from 15 to 30 metres.

Squidville is a sloping reef located in Saint John, US Virgin Islands, featuring a sandy bottom that transitions into a reef structure. The site is suitable for all experience levels, including those participating in Discover Scuba programmes. Divers can expect depths ranging from 5 to 18 metres, with an average depth of 10 metres. Visibility is consistently high, typically between 25 and 30 metres, and currents are generally mild. Access to the site is by boat only. Water temperatures remain warm throughout the year, ranging from 27C to 30C. Night diving is permitted at this location. Potential hazards include the presence of jellyfish and sharks.

Grass Cay features a diverse underwater topography consisting of large coral heads, a sloping reef, and mounds situated on sand flats. Located 1000 metres from shore, this site is accessible only by boat and offers visibility ranging from 18 to 30 metres. The average depth is 40 metres, with a total range of 15 to 70 metres. Conditions include mild currents and water temperatures between 26 and 29 degrees Celsius. The site is suitable for beginners and supports both diving and snorkelling activities. Night diving is also permitted at this location.

Congo is a diverse marine site located off the west end of Congo Cay, Saint John. The topography features a complex mix of reefs, walls, drop-offs, canyons, and pinnacles ranging from 6 to 90 metres in depth. Divers can observe common species including purple sea fans, arrow crabs, foureye butterfly fish, and Christmas tree worms. Uncommon sightings include Indian lionfish, spotted moray, queen angelfish, whiptail stingray, and banded coral shrimp. This boat-access site is suited for intermediate divers due to moderate currents and potential hazards such as entanglement, sharp coral, and sharks. Visibility typically ranges from 14 to 30 metres, with water temperatures between 26 and 29 degrees Celsius.

Jaws is a reef site located off Saint John, US Virgin Islands, featuring a combination of low-lying reef, rock formations, and crevices. A notable feature of the site is a structure known as the Cathedral. The site reaches depths between 5 and 22 metres, with an average depth of 12 metres. Access is by boat only, as the site is situated 5000 metres from the shore. Conditions are generally mild with visibility ranging from 15 to 30 metres. The site is suitable for beginners and supports night diving, with typical dives lasting 45 minutes. Divers should be aware of boat traffic and sharp coral in the area.

Lovango Cay is a shallow reef site located 1600 metres from shore in the US Virgin Islands. This site is suitable for beginners, with depths ranging from 1 to 2 metres and an average depth of 1 metre. Divers typically spend 50 minutes exploring the reef, where mild currents and visibility between 10 and 30 metres provide a comfortable environment. Access to the site is by boat only. On-site facilities include a cafe, showers, changing rooms, and a rinse station. Hazards include boat traffic and sharp coral, so maintain awareness of your surroundings while in the water.

Carval Rock is a reef and drift dive site located near Saint John. The topography features rock formations and swim-throughs, with depths ranging from 15 to 80 metres. Divers can observe a variety of marine life, including common sightings of Foureye Butterfly Fish, Purple Sea Fans, and Blue Tang. Other species recorded at the site include Spotted Moray, Arrow Crab, Stoplight Parrotfish, Wrasses, Atlantic Tarpon, Smooth Trunkfish, Flamingo Tongue, Pederson Cleaner Shrimp, Gray Angelfish, Pacific Trumpetfish, and Basket Starfish. Access to the site is by boat only. Conditions include mild currents and visibility between 33 and 100 metres. Hazards include deep water, overhead environments, strong currents, and surf.