The Mafia Wreck is a boat-accessible dive site located off Krk Island in the Kvarner region. The wreck rests on the seafloor at depths between 30 and 40 metres, requiring intermediate certification and careful management of bottom time and no-decompression limits. Visibility at the site varies from 10 to 30 metres. Divers should exercise caution regarding entanglement risks when navigating the structure and avoid enclosed sections unless properly trained. Water temperatures fluctuate significantly throughout the year, ranging from 12C in the winter months to 25C during the peak of summer.

Plavnic Cave on Krk Island offers a diverse underwater topography combining a cave system, a vertical wall, and a reef. Located 1000 metres from shore, this site requires boat access and is suited for intermediate divers due to the overhead environment and depths ranging from 20 to 40 metres. Visibility typically spans 10 to 30 metres, providing clear sightlines for navigating the cave and wall. Currents are generally mild, though divers must remain cautious of boat traffic when surfacing. Water temperatures fluctuate significantly throughout the year, ranging from 12 to 25 degrees Celsius, necessitating appropriate thermal protection for the conditions.

Kormat is a reef site located off Krk Island in the Kvarner Gulf. The topography consists of a reef structure spanning depths between 20 and 40 metres, making it suitable for intermediate divers. Access is strictly by boat. Visibility at the site ranges from 10 to 30 metres, and the area is generally free of currents. Divers should monitor their air consumption and depth closely due to the significant profile. Species recorded around this area include wrasses, bream, two-banded seabream, crabs, sea stars, and various nudibranchs such as the Cratena slug and Mediterranean violet aeolid. Sharks are noted as a potential hazard in this region.

Nepotsnato Mjesto is a reef dive located off Krk Island in the Kvarner Gulf. The site features depths ranging from 7 to 18 metres, with an average depth of 12 metres, making it suitable for beginner divers. Visibility typically spans 10 to 30 metres, and the site experiences only mild currents. Access is strictly by boat, requiring prior arrangements with a local operator. Water temperatures fluctuate between 12 and 21 degrees Celsius throughout the year, so appropriate thermal protection is recommended. Species recorded around this area include wrasses, bream, two-banded seabream, castagnole, common octopus, cow snail, cratena slug, scorpionfish, splendid elysia, kingfish, cleaner shrimp, gurnard, eleven-armed sea star, and sea star.

Camp Kovacine on Krk Island offers straightforward shore diving suitable for beginners. The reef topography extends between 10 and 20 metres in depth, providing a manageable environment for those building confidence. Divers can expect mild currents and visibility ranging from 5 to 10 metres. The site is accessible year-round, with night diving options available. On-site facilities include parking, toilets, showers, changing rooms, a rinse station, and equipment rental. Water temperatures fluctuate between 12 and 21 degrees Celsius, so a 5mm wetsuit is recommended outside of the summer months. The location is well-equipped for self-sufficient diving, featuring air fills and guided tours.

Cres Mezulin, located off Krk Island, offers a diverse underwater landscape featuring a reef, wall, cave system, and drop-off. This boat-only dive site is suited for intermediate divers, with depths ranging from 20 to 40 metres. Visibility typically spans 10 to 30 metres. Divers should be prepared for mild currents that can occasionally strengthen around the wall and cave sections. Maintaining good buoyancy is essential to avoid contact with sharp coral and rocks. Water temperatures remain cool, ranging between 12 and 17 degrees Celsius throughout the year, making a 5mm or 7mm wetsuit necessary for comfort during the typical 45-minute dive duration.

Hausriff Cres is a shore-entry reef and wall dive located off Krk Island, Croatia. The topography features a wall that descends from 5 to 37 metres, suitable for beginner divers. Conditions are generally manageable with mild currents, though visibility fluctuates between 5 and 25 metres. Water temperatures range from 12 to 17 degrees Celsius, necessitating appropriate thermal protection. Divers should maintain high awareness of boat traffic at the surface and near the entry point. The site is also accessible for night diving. Due to the nature of the reef and wall, exercise caution to avoid accidental contact with the substrate.

Uwala Metlikova on Krk Island offers a diverse underwater landscape transitioning from shallow reef to a wall and cave system. Divers can explore depths ranging from 5 to 40 metres, making it a suitable site for intermediate divers. Visibility typically spans 10 to 30 metres, providing clear views of the varied terrain. The site experiences mild currents and is accessible via both shore and boat entries. Water temperatures remain cool, fluctuating between 12 and 17 degrees Celsius throughout the year. Due to the significant temperature drop below 20 metres, a 5mm wetsuit is recommended for all dives.