Lost Lake in the Rock Islands, Palau, offers shallow snorkelling in depths of 3 to 4 metres. The site is characterised by calm water and visibility ranging from 10 to 30 metres. Access is by boat only, and the site features an overhead environment including caves or swim-throughs. Due to the presence of an anoxic lower layer containing hydrogen sulfide, strict buoyancy control is required. Guided tours are available and recommended to navigate the overhead environment safely. Water temperatures remain consistent between 29 and 30 degrees Celsius throughout the year, making a rash guard sufficient for most visitors.

The Coastal Patrol Boat is a compact wreck located in the Rock Islands, Palau, resting at depths between 10 and 15 metres. This site is accessible by boat and offers visibility ranging from 20 to 40 metres. Divers can observe various marine life including wrasses, groupers, soldierfish, rabbitfish, bigeyes, emperors, cardinalfish, and clown triggerfish. The site also hosts flatworms, sea squirts, snails, and hard coral. Due to sharp edges on the hull and surrounding coral, divers should maintain buoyancy to avoid entanglement and injury. The site is suitable for beginners and supports night diving, with water temperatures typically between 28 and 30 degrees Celsius.

The Iro Maru is a Japanese WWII fuel tanker resting on a sandy bottom in the Rock Islands. The wreck structure begins at 8 metres and extends to a maximum depth of 40 metres, with an average depth of 27 metres. Access is by boat only. Divers encounter mild currents that can strengthen, and visibility varies between 10 and 30 metres. The site presents significant overhead environments and entanglement hazards, requiring advanced and wreck diving qualifications. Due to the depth and potential for low light within the hull, carrying a primary and backup torch is essential for all penetration dives. Night diving is permitted at this location.

Kamikaze Maru is a deep wreck dive located in the Rock Islands, Palau, resting at depths between 30 and 35 metres. Accessible only by boat, this site is strictly for advanced divers with wreck-diving certification. The topography consists of a significant shipwreck structure that requires careful navigation due to the overhead environment. Conditions include moderate currents that can shift direction unexpectedly and visibility ranging from 5 to 15 metres. Divers must maintain strict buoyancy control and monitor their depth and bottom time closely. Given the depth and potential for low visibility, staying close to your guide is essential when exploring the interior sections of the vessel.

The Nagisan Maru is a wreck dive located in the Rock Islands of Palau, resting at depths between 26 and 33 metres. This site is strictly for advanced divers due to the depth and potential for entanglement within the structure. Access is by boat only, and divers should be prepared for mild currents and visibility ranging from 5 to 15 metres. Given the depth, careful dive planning is essential to manage bottom time and nitrogen narcosis risks. Divers are advised to carry primary and backup torches for penetration and to avoid all contact with the wreckage to ensure safety.

Bichu Maru is a wreck dive located in the Rock Islands of Palau, resting at depths between 10 and 24 metres with an average of 17 metres. Access is by boat only. The site features an overhead environment that requires caution, particularly as visibility can fluctuate between 5 and 10 metres. Divers should maintain awareness of the depth and the confined spaces within the structure. Mild currents are typical, making the site manageable for intermediate divers. Night diving is permitted at this location. Due to the overhead environment and variable internal visibility, carrying both a primary and backup torch is essential for safe navigation.

Sata is a wreck dive located in the Rock Islands of Palau, resting at depths between 18 and 37 metres. Access is strictly by boat, and the site is suited for intermediate divers due to the depth and potential for decompression. Visibility typically ranges from 10 to 20 metres, with water temperatures remaining between 28 and 30C. Mild currents are common, but divers must remain vigilant regarding depth control and entanglement risks within the wreck structure. Guided tours are recommended to navigate the layout effectively and manage bottom time safely. Divers should carry a knife and possess appropriate wreck training before attempting penetration.

Peaceful Lagoon, located in the Rock Islands of Palau, provides a forgiving environment for reef diving. The site features depths between 4 and 18 metres, making it suitable for beginners. Divers experience mild currents and visibility ranging from 15 to 30 metres. Access is exclusively by boat, with typical dives lasting around 45 minutes. Water temperatures remain consistent between 28 and 30 degrees Celsius throughout the year. Species recorded around this area include wrasses, Napoleon Wrasse, Mandarinfish, Harlequin Sweetlips, Regal Angelfish, Day Octopus, Clown Triggerfish, Giant Moray, Banded Pipefish, Rock Cod, Moorish Idol, Eightband Butterflyfish, Bluefin Trevally, and Pacific Sailfin Tang.