Veli Bili Bok is an islet located off Vela Luka on Vis Island, Croatia. The site is characterised by sloping white stone slabs that transition into the sea. Snorkellers can explore depths ranging from 1 to 15 metres, with an average depth of 8 metres. The location is exposed to the open sea, resulting in visibility typically between 15 and 30 metres. Conditions are generally mild, though currents can be present. Access to the water is possible from both the shore and by boat. This site is best suited for intermediate snorkellers due to the open water environment.

Wreck Graveyard near Lastovo features multiple shipwrecks resting between 18 and 30 metres. This boat-access site offers visibility ranging from 10 to 30 metres, allowing divers to survey the structures before descent. Conditions include a mild current, though the depth requires careful monitoring to avoid nitrogen narcosis. Divers must remain aware of the wreckage structure to mitigate entanglement risks. Given the depth and potential for cooling, intermediate certification is recommended. Water temperatures fluctuate between 14C and 20C throughout the year, so appropriate thermal protection is advised for longer dives. As there are no fixed facilities at this location, confirm boat operator details locally before planning your dive.

St Ivan's Bay, located off the coast of Lastovo, offers a reef dive experience suitable for beginners. The site features depths ranging from 18 to 20 metres, with an average depth of 17 metres. Divers can expect visibility between 10 and 30 metres, allowing for clear views of the reef structure. Access to the site is by boat only, and divers should be prepared for moderate currents that can influence conditions. Water temperatures fluctuate between 14 and 21 degrees Celsius throughout the year, necessitating appropriate thermal protection such as a 5mm or 7mm wetsuit depending on the season.

Vranine is a marine site located in Lastovo, Croatia, featuring a combination of wall and reef topography. The site is situated at depths between 10 and 18 metres, providing a suitable environment for beginner divers. Visibility at the site ranges from 10 to 30 metres, and the area is typically free of currents. Access to the site is by boat only, requiring arrangements with a local dive operator from the nearest town of Korcula. Water temperatures fluctuate between 14 and 21 degrees Celsius throughout the year, necessitating a 5mm or thicker wetsuit during the cooler spring and autumn months.

Vertical Limit is a wall and drop-off site located off Lastovo, Croatia. The topography features a vertical wall descending from 28 to 40 metres, with an average depth of 30 metres. The site includes a cave and swim-through sections, creating an overhead environment that requires careful gas management and buoyancy control. Visibility typically ranges from 15 to 30 metres, allowing for clear views of the wall structure. Due to the depth and potential for nitrogen narcosis, this site is suitable only for advanced divers. Water temperatures fluctuate between 14 and 19 degrees Celsius, necessitating appropriate thermal protection. Access is by boat only, and divers should be prepared for mild currents and potential surge.

The Ursus is a deep wreck dive located off Vis Town, Croatia, resting at depths between 45 and 66 metres. This technical site requires boat access and is suited for advanced divers due to the significant depth and strong currents. Divers should maintain strict buoyancy control to navigate the wreck structure and mitigate entanglement risks. Water temperatures range from 14C to 20C, necessitating appropriate thermal protection such as a drysuit or thick wetsuit. Given the challenging conditions and depth, monitoring dive profiles and coordinating with charter operators for slack water timing is essential for a safe experience.

Greben, located near Vis Town, offers a diverse underwater landscape ranging from a shallow reef at 6 metres to a deep wall and wreck at 56 metres. This site requires boat access and is suited for intermediate divers due to the mix of open-water and overhead environments. Divers should maintain strict buoyancy control to manage significant depth and entanglement risks. While currents are generally mild, they can vary, and conditions at depth may change quickly. Species recorded around this area include Mediterranean Moray, Turkish Wrasse, Giant Doris, and various sea stars. A torch is recommended for exploring the cave sections.

Plocica is a wall and reef site located off Vis Island, Croatia. The topography features a wall that drops from 20 to 40 metres, with an average depth of 25 metres. Visibility at the site ranges from 10 to 30 metres. Access is by boat only, and the site is suited for intermediate divers due to the significant depth and potential for strong currents. Water temperatures fluctuate between 14C and 20C. Divers should be aware of active boat traffic in the area and maintain buoyancy control to avoid contact with sharp coral and rocks. Species recorded around this area include Mediterranean moray, wrasses, sea stars, and various species of seabream.