Providencia offers a diverse underwater landscape featuring reefs, walls, caves, and wrecks located 1500 metres from shore. Divers can explore depths ranging from 3 to 40 metres, with an average depth of 20 metres. The site is accessible by boat, which is required for all dives. Conditions are generally mild, with visibility between 10 and 30 metres and water temperatures consistently between 27 and 29 degrees Celsius. The site is suitable for beginners and supports night diving, with typical dive durations of 60 minutes. Air fills are available for visiting divers. Hazards include the presence of sharks and the potential for strong currents.

Southwest Bay is the longest beach on Providencia, offering accessible shore snorkeling. The site features a reef environment with depths ranging from 1 to 12 metres, averaging 6 metres. Snorkellers typically find the most suitable conditions at the rocky southern end near the cliffs. The area is generally calm with mild currents and visibility ranging between 10 and 30 metres. This site is suitable for beginners, with typical snorkel sessions lasting around 30 minutes. Water temperatures remain warm throughout the year, fluctuating between 27 and 30 degrees Celsius. Be aware that sharks are present in this marine environment.

El Frances is a shallow reef site located in Providencia, Colombia. The site features an average depth of 6 metres, making it suitable for beginner divers. Access is via a shore entry, and conditions are generally calm with mild currents. Visibility at the site typically ranges between 24 and 30 metres. Divers can expect water temperatures between 27 and 30 degrees Celsius throughout the year. Typical dives last approximately 30 minutes. Due to the nature of the reef, divers should be cautious of sharp coral.

Manzanillo Beach is a shore-entry site on the southeast coast of Providencia, Colombia. The area features a mix of reef and seagrass habitats, with snorkelling best suited to the rocky outcrops located at either end of the bay. Conditions are generally suitable for beginners, though currents are typically mild. Visibility ranges from 5 to 15 metres, and water temperatures remain between 27C and 30C throughout the year. Visitors should be aware of potential hazards including surf, sharks, and variable visibility. Facilities at the beach include a cafe, toilets, and changing rooms.

Piedra Tortuga in Providencia, Colombia, is a marine dive site featuring a combination of reef, cave, and drop-off topography. Located 4000 metres from the shore, this site requires boat access. Divers can expect depths ranging from 15 to 30 metres, with an average depth of 20 metres. Conditions vary, with visibility typically between 15 and 30 metres and mild currents. Due to the presence of surge and potential for strong currents, this site is suited for intermediate divers. A typical dive duration is approximately 50 minutes, with water temperatures ranging from 27 to 30 degrees Celsius throughout the year.

McBean Lagoon Mangroves in Providencia offers a distinct snorkeling experience through red mangroves and seagrass beds within the National Park. This nursery area features depths ranging up to 12 metres. The site is suitable for beginners, with mild currents and both shore and boat access available. Water temperatures remain consistent, typically between 27C and 30C throughout the year. Divers and snorkellers should be aware of potential hazards including entanglement, overhead environments, low visibility, and sharp coral. Guided tours and equipment rental are available for those visiting this protected marine ecosystem.

Turtle Rock in Providencia, Colombia, is a diverse marine site featuring a combination of reef, wall, cave, and pinnacle topography. Located 500 metres from the shore, this site is suited for advanced divers due to its depth range of 14 to 45 metres, with an average depth of 30 metres. Divers can expect mild currents and visibility ranging from 25 to 30 metres. Water temperatures remain consistent between 27 and 29 degrees Celsius throughout the year. Species recorded around this area include cushion sea stars, whiptail stingrays, round stingrays, crabs, schoolmaster snapper, sergeants, soldierfish, Sally Lightfoot crabs, Atlantic anemones, symmetrical brain coral, and various snails.

Cayo Cangrejo is a small volcanic islet located within the McBean Lagoon National Park in Providencia, Colombia. This site features a combination of natural reef and artificial reef structures, reaching depths of up to 12 metres. Accessible only by boat, the site is situated 1000 metres from the shore and is well-suited for beginners. Conditions include moderate currents and visibility reaching up to 30 metres. Water temperatures remain warm throughout the year, ranging from 27C to 30C. Visitors should be aware of potential hazards, including sea urchins and sharp coral. A cafe is available on-site for visitors.