Punta Tamarindo Grande, located off Culebrita, features a combination of reef and wall topography. The site is suitable for beginners, with average depths ranging from 9 to 12 metres. Divers can expect moderate currents and visibility between 5 and 10 metres. Marine life recorded at the site includes purple sea fans, wrasses, and sea bass. Other species observed include stoplight parrotfish, foureye butterflyfish, fairy basslet, redband parrotfish, groupers, Pacific trumpetfish, queen parrotfish, blue tang, Caribbean spiny lobster, sergeants, and soldierfish. Access is by boat only, located 2000 metres from shore. Divers should exercise caution regarding sharp rocks and coral while navigating the underwater terrain.

Carlos Rosario Wall is a near-vertical wall formation located 400 metres from shore near Culebrita. The site features a reef and wall topography with depths ranging from 4 to 15 metres, averaging 10 metres. Conditions are generally mild, though divers should remain aware of boat traffic, sharp coral, and potential currents. As part of the protected Luis Pena Marine Reserve, all fishing and taking of marine life is strictly prohibited. This site is suitable for beginners and supports night diving. Access is by boat only, with visibility consistently recorded at 16 metres.

Arch Dive is a shallow reef site located off Culebrita, Puerto Rico, offering depths of 1 to 2 metres. This site is well-suited for beginners, providing a relaxed environment with mild currents and visibility ranging from 10 to 30 metres. Access is exclusively by boat. The water temperature remains warm throughout the year, fluctuating between 27 and 30 degrees Celsius, which allows for comfortable diving in a thin wetsuit or rash guard. The minimal depth and consistent conditions make this an accessible location for those looking to build underwater confidence in a calm, shallow reef setting.

The Ledges is a shallow reef located off Culebrita, Puerto Rico, featuring a depth range of 2 to 11 metres with an average of 8 metres. This site is accessible only by boat and is suitable for beginner divers due to the mild currents. Visibility at the site typically ranges from 15 to 40 metres. Water temperatures remain between 27 and 30 degrees Celsius throughout the year. Divers should maintain good buoyancy control to avoid contact with sea urchins, which are present on the reef. Typical dives at this location last approximately 45 minutes.

Devon’s Drop is a boat-access reef located off Culebrita, Puerto Rico. The site features a reef structure ranging from 9 to 18 metres in depth, with an average depth of 12 metres. Divers can expect moderate currents and visibility typically between 10 and 30 metres. The site is suitable for intermediate divers and supports night diving. Water temperatures remain between 27 and 30 degrees Celsius throughout the year. Hazards include sea urchins tucked into reef crevices and sharp coral edges, requiring careful placement of hands and fins. A typical dive lasts 50 minutes. Boat access is required to reach this site, which is situated approximately 1000 metres from the shore.

Tamarindo Chico, located off Culebrita, is a reef site offering both shore and boat entry. Divers can explore depths ranging from the surface down to 24 metres. The site is characterised by a moderate current, which can occasionally strengthen, requiring divers to remain aware of drift conditions. Water temperatures are consistent, ranging between 27 and 30 degrees Celsius throughout the year. Due to variable visibility and the potential for strong currents, divers should assess conditions before entry. This site is suitable for beginners looking to gain experience in drift diving, provided they maintain close contact with their buddy or guide.

Cayo del Agua, located off Culebrita, features a combination of natural reef and artificial reef structures. This site is suitable for beginners, with depths ranging from 9 to 20 metres and an average depth of 15 metres. Visibility typically spans 15 to 30 metres, assisting with orientation. Access is by boat only, with the site situated 1000 metres from shore. While currents are generally mild, they can become strong, and divers should remain vigilant for boat traffic during ascents. Night diving is available at this location. Water temperatures remain between 27 and 30 degrees Celsius throughout the year.

Windows Reef is a marine site located off Culebrita, Puerto Rico, featuring a reef structure that tops out at approximately 8 metres. The site reaches depths of 8 to 15 metres, with an average depth of 10 metres. Access is by boat only, situated 1000 metres from shore. Snorkellers should be prepared for moderate currents and visibility ranging from 10 to 25 metres. Hazards include sharp coral and sea urchins, requiring careful placement of hands and fins. Due to variable conditions and moderate flow, snorkellers should remain close to the entry point and monitor water clarity throughout the session.