Santa Marija Cave, also known as Comino Caves, is a system of at least ten distinct caves located on the north side of Comino near Xlendi, Malta. This site features a reef and cavern environment suitable for beginners, with depths ranging from 7 to 18 metres. Access is strictly by boat. Divers and snorkellers experience visibility between 15 and 30 metres with mild currents. The overhead environment requires caution, and boat traffic is a potential hazard. Species recorded around this area include Mediterranean moray, common octopus, European parrotfish, wrasses, scorpionfish, and various nudibranchs such as the Cratena slug and Mediterranean violet aeolid.

Crystal Lagoon in Xlendi, Malta, is a sheltered reef and cave site accessible only by boat. The topography features a 30-metre long tunnel filled with boulders, which begins at a depth of 5 metres and exits at 8 metres. Divers can explore depths ranging from 5 to 22 metres, with an average depth of 9 metres. The site offers visibility between 20 and 50 metres and experiences mild currents. It is suitable for beginners, though the presence of an overhead environment and boat traffic requires careful navigation. Typical dive times are approximately 50 minutes. Water temperatures fluctuate between 16C and 26C throughout the year.

The P-31 is a former East German minesweeper scuttled in 2009 to serve as an artificial reef. Located 360 metres from shore near Xlendi, the wreck sits at a maximum depth of 21 metres, with an average depth of 18 metres. Divers can explore the interior of the vessel, which features accessible swim-throughs and light effects. The site is suitable for beginners, though the wreck presents an overhead environment. Access is by boat only. Visibility typically ranges from 15 to 30 metres with mild currents. Species recorded around this area include Mediterranean Moray, Common Octopus, Scorpionfish, and various wrasses.

Alexander's Caves in Xlendi, Malta, offers a diverse underwater environment featuring a combination of reef, cavern, and cave topography. Suitable for beginners, the site ranges in depth from 8 to 20 metres, with an average depth of 10 metres. Access is exclusively by boat. Divers can expect mild currents and visibility between 20 and 40 metres. Marine life observed at the site includes common species such as wrasses, castagnole, mauve stinger, and bream. Less frequently encountered species include the Cratena slug, Turkish wrasse, fried egg jellyfish, Mediterranean violet aeolid, European parrotfish, two-banded seabream, tompot blenny, cleaver wrasse, white seabream, and painted comber. Be aware of the overhead environment and sharp coral.

Blue Lagoon in Xlendi, Malta, offers a shallow reef and cave environment suitable for beginner divers. The site features depths ranging from 2 to 12 metres, with an average depth of 5 metres. Visibility is high, typically between 20 and 35 metres. Access is exclusively by boat, and divers should remain vigilant regarding boat traffic and the presence of jellyfish. Water temperatures fluctuate between 16 and 27 degrees Celsius throughout the year. Full facilities, including equipment rental, air fills, and changing rooms, are available nearby to support your dive.

The Blue Lagoon is a shallow strait located between Comino and Cominotto, defined by white sandy beds and rocky coves. The site is well-suited for beginners and snorkelers, with depths ranging from 1 to 10 metres and an average depth of 5 metres. Visibility is high, typically between 10 and 50 metres, and currents are generally mild. Access to the site is via boat from the shore. Water temperatures vary throughout the year, from 16C in winter to 28C in August. Visitors should remain aware of boat traffic in the area and the potential presence of jellyfish.

The P31 Patrol Boat is a 52-metre long former Armed Forces of Malta vessel scuttled in 2009 to serve as an artificial reef. Resting upright on a sandy seabed, the wreck sits at a depth of 18 to 20 metres, with its shallowest point reaching 7 metres. Located 360 metres offshore near Comino, this site is accessible only by boat. The wreck is suitable for beginner divers, offering a straightforward exploration of a decommissioned patrol boat. Divers should remain aware of potential boat traffic in the area, as well as risks of entanglement and sharp surfaces on the structure. Visibility at the site ranges from 3 to 50 metres.

Hondoq ir-Rummien in Xlendi, Malta, offers a diverse underwater environment featuring a mix of reef, seagrass, cave, and artificial reef structures. Located 50 metres from the shore, this site is suitable for beginners, with depths ranging from 3 to 18 metres and an average depth of 8 metres. Divers and snorkellers can expect mild currents and visibility between 10 and 40 metres. Entry is via the shore, and the site is well-equipped with parking, toilets, showers, changing rooms, a rinse station, and a cafe. The area is suitable for night diving, though users should remain aware of boat traffic, jellyfish, overhead environments, and sharp coral.