Calhaus is a reef and wall site located at Laje de Santos, Brazil, accessible only by boat. The site features depths ranging from 15 to 40 metres, with an average depth of 25 metres. Divers should be prepared for moderate currents, which can occasionally become strong. Visibility at the site typically ranges between 10 and 30 metres. Water temperatures fluctuate between 19 and 23 degrees Celsius, though winter temperatures can drop to approximately 18 degrees Celsius. Due to the depth and current conditions, this site is suited for advanced divers. Night diving is permitted at this location.

Laje de Santos features a combination of natural and artificial reef structures along the Rio de Janeiro and São Paulo coast. This shore-entry site offers depths ranging from 3 to 12 metres, with an average of 7 metres, making it suitable for beginner divers. Conditions are generally manageable, with mild currents and visibility between 5 and 15 metres. Water temperatures fluctuate between 21 and 25 degrees Celsius throughout the year. Divers should exercise caution regarding sharp coral and metal structures to avoid injury. A café is available on-site for post-dive debriefing and refreshments. Typical dives at this location last approximately 40 minutes.

Laje de Santos is a marine site in Brazil offering depths ranging from 8 to 42 metres. Accessible exclusively by boat, the site features moderate currents and visibility typically between 10 and 30 metres. Water temperatures fluctuate between 19C and 23C throughout the year. The site is suitable for beginners and supports both diving and snorkelling activities. Divers and snorkellers can expect to encounter a variety of marine life typical of the region's habitat, including reef fish and invertebrates. Due to the nature of the site, boat traffic is a primary hazard to be aware of during all in-water activities.

Boca da Baleia at Laje de Santos is a complex site featuring a mix of natural reef, pinnacle, and artificial structures. Located 40 kilometres offshore, it is accessible only by boat. The site ranges from 8 to 18 metres in depth, with visibility typically between 18 and 35 metres. Divers encounter moderate currents, frequent thermoclines, and potential surges. Seasonal upwelling can drop water temperatures to 14 to 18 degrees Celsius. Due to the overhead environment and variable conditions, this site is reserved for advanced divers. The habitat supports a variety of reef fish and invertebrates typical of the region. Divers must remain vigilant for boat traffic during ascents.

Parcel das Ancoras is an offshore pinnacle and reef site located 40 kilometres from the shore at Laje de Santos. Divers typically explore the structure at depths between 15 and 21 metres, with an average depth of 20 metres. Visibility is generally good, ranging from 18 to 35 metres. The site is accessible only by boat, and operators often time dives around slack water to mitigate moderate currents. Divers should be prepared for thermoclines, which can cause sharp temperature drops below the surface. Due to potential current changes and boat traffic, divers must remain vigilant and stay close to their guide throughout the 60-minute dive.

Piscinas is a reef dive site located at Laje de Santos, Brazil, accessible only by boat. The site is suitable for beginners, featuring a shallow average depth of 6 metres. Divers should be prepared for variable visibility ranging from 5 to 15 metres and mild currents. Thermoclines are common throughout the year, with water temperatures fluctuating between 21C and 27C. Guided tours are available for those visiting this offshore location, which sits approximately 40 kilometres from the coast. Typical dives at this site last around 40 minutes. Please note that strong currents can occur, and divers should remain aware of thermocline conditions during their descent.

Laje de Santos is a shallow reef site off the coast of Brazil that reaches a minimum depth of 8 metres. This location is suitable for beginner divers, though boat access is required to reach the site. Visibility typically ranges between 10 and 20 metres, providing a view of the reef structure. Water temperatures fluctuate between 21 and 28 degrees Celsius throughout the year. Divers should be aware of moderate currents and consult with the boat operator regarding current direction before entry. Physical hazards include sharp coral and the presence of jellyfish. The habitat supports a variety of reef fish and invertebrates typical of the region.