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.

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.

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.

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.

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.

Ilha Rasa features a combination of natural reef and artificial structures located 11 kilometres from the shore. Divers can explore depths ranging from 7 to 18 metres, with an average depth of 10 metres. The site is suitable for beginners and offers mild currents, though visibility is limited, typically ranging between 3 and 7 metres. Water temperatures fluctuate between 20 and 23 degrees Celsius throughout the year. Access is by boat only, and the site is available for night diving. Divers should be aware of potential hazards, including entanglement risks on artificial structures and sharp coral on the reef.

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.

Praia Vermelha is a shallow reef site in Arraial do Cabo and Buzios, Brazil, offering depths between 3 and 10 metres. This shore entry dive is suitable for beginners, though the surf and shore break require caution during entry and exit. Once submerged, divers encounter mild currents and visibility ranging from 5 to 15 metres. The reef environment supports a variety of typical Brazilian coastal reef fish and invertebrates. Facilities at the site include parking, toilets, showers, a café, and a dive shop. Night diving is permitted, and the shallow topography allows for extended bottom times, with typical dives lasting around 50 minutes.