Cagarras Archipelago offers a diverse underwater environment featuring reefs, walls, and artificial reef structures. Located 5000m from shore, this site requires boat access and is suited for intermediate divers. Depths range from 5m to 30m, with an average depth of 18m. Divers should be prepared for moderate currents and visibility typically between 3m and 8m. Water temperatures fluctuate between 19C and 23C throughout the year, with occasional cold water upwellings during the summer months. Hazards at this location include boat traffic, potential entanglement, and sharp coral. Guided tours are available for those exploring the area, and night diving is permitted.

Portinho is a reef dive site located near Ilha Rasa, accessible only by boat. The site features depths ranging from 12 to 30 metres, making it suitable for beginners, though divers should be aware of potential hazards including decompression, nitrogen narcosis, entanglement, and surge. Visibility at the site is variable, typically between 3 and 10 metres. Water temperatures fluctuate between 19C and 23C throughout the year. Divers should also exercise caution regarding local hazards such as sea urchins and sharp coral. Due to the depth and potential for strong currents, careful dive planning is required.

The Buenos Ayres Wreck is a boat-accessible dive site located near Rasa Island at Cagarras. The site features a wreck and reef environment at a consistent depth of 18 metres. Divers can expect mild currents and visibility ranging from 15 to 30 metres, though surge is a potential hazard. The water temperature typically fluctuates between 20C and 23C throughout the year. This site is suited for intermediate divers, with a typical dive duration of 45 minutes. The surrounding habitat supports a variety of regional marine life, including reef fish and invertebrates, though specific sightings are not confirmed at this location.

Redonda Island is a reef and drop-off site located 5000 metres offshore from Arraial do Cabo and Buzios. The topography features depths ranging from 2 to 40 metres, with an average depth of 8 metres. Access is strictly by boat. Conditions are variable, with visibility typically between 10 and 30 metres and mild currents. Divers should be aware of potential surge and strong currents. Water temperatures fluctuate between 19 and 22 degrees Celsius, influenced by cold water upwellings during the summer months. This site is suited for intermediate divers, with typical dives lasting around 45 minutes. Guided tours are available, and a cafe is located nearby.

Ilhas Cagarras is a reef and wall site located off the coast of Rio de Janeiro. Reached exclusively by boat, the site features depths ranging from 2 to 22 metres with an average of 15 metres. Visibility typically spans 15 to 30 metres, though conditions are subject to variable currents and occasional upwellings of cold water. The topography includes wall sections that require intermediate skill levels. Divers should be aware of boat traffic and potential entanglement hazards. Night diving is available at this location. Due to the nature of the currents and surface conditions, divers should coordinate surface pickup plans with their skipper before descending.

Ilha Comprida is a marine dive site located off the coast of Arraial do Cabo and Buzios, Brazil. The site features a diverse topography including a reef, wall, canyon, cave, and drop-off. Divers can expect depths ranging from 6 to 30 metres, with an average depth of 15 metres. Access is by boat only, as the site is situated 5000 metres from the shore. Conditions vary, with moderate currents and visibility typically between 15 and 30 metres. Water temperatures fluctuate between 19 and 23C, influenced by the upwelling of cold waters during the summer months. Due to boat traffic, potential entanglement, and surf, this site is suited for intermediate divers.

Face Norte is a reef dive located in Arraial do Cabo and Buzios, Brazil, offering a manageable environment for beginner divers. The site features depths ranging from 9 to 13 metres, with an average depth of 10 metres. Divers experience mild currents, making it a comfortable location for those building experience. Access is provided exclusively via boat charter. Water temperatures fluctuate between 21 and 24 degrees Celsius throughout the year, necessitating appropriate thermal protection. Visibility at the site is variable, and it is recommended to consult with local dive shops regarding current conditions before departure. The site supports year-round diving activities.

Ilha Pai is a shallow reef and drift dive site located off the coast of Arraial do Cabo and Buzios. Suitable for beginner divers, the site features depths reaching 13 metres. Divers typically experience mild currents that facilitate a relaxed drift along the reef structure, though conditions can vary and currents may occasionally strengthen. Visibility at the site ranges from 3 to 10 metres. Water temperatures remain between 21 and 24 degrees Celsius throughout the year. Access to this site is exclusively by boat, with typical dive durations lasting around 45 minutes.