The Canyon in Puerto Plata is a diverse marine site featuring a combination of reef, artificial reef, and drop-off topography. Divers typically begin at a sandy bottom at 8m before navigating through the canyon structure toward the outer reef. The site offers a depth range of 4m to 30m, with an average depth of 18m. Access is by boat only. Conditions are generally mild, with visibility ranging from 10m to 30m and water temperatures between 26C and 30C. Divers should be aware of potential hazards including entanglement and sharp coral. This site is best suited for intermediate divers, with typical dives lasting around 45 minutes.

West Wall in Puerto Plata is a diverse marine site featuring a combination of reef, wall, wreck, and cave topography. Located 150 metres from shore, the site offers depths ranging from 5 to 30 metres, with an average depth of 18 metres. Divers can explore the reef structure and locate three sunken Spanish cannons. Conditions are generally mild with visibility between 10 and 30 metres. Water temperatures remain warm throughout the year, ranging from 26 to 30 degrees Celsius. Access is available via both shore and boat entries. Due to the presence of sea urchins and sharp coral, divers should exercise caution when navigating the site.

La Puntilla is a reef site located 200 metres offshore from Puerto Plata. The site features a mooring point at 6 metres, with the reef curving to provide depths ranging from 12 to 20 metres, averaging 15 metres. Divers typically spend 45 minutes exploring the area. Conditions include mild currents and visibility between 10 and 30 metres, though surge can be a hazard. Access is strictly by boat. With its manageable depths and generally calm conditions, the site is suitable for beginners. Water temperatures remain warm throughout the year, ranging from 26C to 30C.

Sosua Bay in Puerto Plata offers a diverse underwater environment featuring reefs, walls, and artificial structures. With depths ranging from 3 to 40 metres and mild currents, the site is suitable for beginners and experienced divers alike. Visibility typically spans 15 to 30 metres, and the site supports both shore and boat entries. Divers can explore drop-offs and wrecks, with night diving also available. Facilities at the site include parking, toilets, showers, changing rooms, a cafe, and a dive shop. Hazards to be aware of include lionfish, sea urchins, sharks, and sharp coral. Species recorded around this area include wrasses, blue tang, and purple sea fans.

Deep Wall in Puerto Plata is a marine wall and reef site featuring a drop-off that descends from 18 to 33 metres, with an average depth of 25 metres. Divers can explore numerous cavities along the wall for invertebrates and eels. The site is accessible by both shore and boat, with mild currents and visibility ranging from 15 to 30 metres. Facilities at the location include parking, toilets, showers, changing rooms, a rinse station, air fills, equipment rental, and guided tours. Species recorded around this area include French Angelfish, Great Barracuda, Blue Tang, and Purple Sea Fans.

Larimar is a marine dive site off Puerto Plata featuring a combination of reef and wall topography. The wall structure begins at approximately 12 metres and descends to an average depth of 22 metres, with the site reaching a maximum of 27 metres. Visibility is consistently around 30 metres, allowing for clear observation of the terrain. Access is by boat only, and the site is suited for intermediate divers. Divers should be aware of potential hazards including jellyfish, lionfish, sea urchins, and stonefish. Maintaining neutral buoyancy is essential to avoid contact with the substrate. Guided tours, air fills, and equipment rental are available through the local dive shop.

3 Rocks is a shallow reef located 300 metres off the coast of Puerto Plata. The site features depths ranging from 3 to 9 metres, making it suitable for beginner divers. Visibility is variable, spanning 12 to 35 metres, and currents are generally mild, allowing for relaxed exploration. Access is by boat only. Divers should exercise caution regarding hand and fin placement, as the rocks and coral edges are sharp enough to cause cuts. A dive shop is available on-site for equipment hire or checks prior to departure. Typical dive times average 42 minutes in water temperatures between 26 and 30 degrees Celsius.

Three Rocks is a marine site located 300 metres offshore from Puerto Plata, Dominican Republic. The topography consists of three distinct coral heads that function as both a natural and artificial reef. Divers and snorkellers share this area, which features depths ranging from 10 to 24 metres with an average depth of 10 metres. Access is by boat only. Conditions are generally suitable for beginners, with mild currents and visibility ranging from 12 to 35 metres. Water temperatures remain warm throughout the year, between 26 and 30 degrees Celsius. Divers should be aware of potential surge and the presence of stonefish in the area.