Fratri is a wall and reef site located off Krk Island, Croatia, featuring a vertical drop that extends from 20 to 55 metres. The site is accessible only by boat and offers consistent visibility of 30 metres. With no significant currents, it provides a stable environment for divers to explore the wall structure at their own pace. Water temperatures fluctuate between 12 and 25 degrees Celsius throughout the year, necessitating appropriate thermal protection. Due to the depth range, this site is suited for intermediate divers, though those venturing into the deeper sections should be prepared for advanced recreational diving conditions.

Samonjin is a wall and cave site located off Krk Island, Croatia, offering a vertical profile that descends from 20 to 62 metres. The site is characterised by its significant depth and overhead cave environments, requiring advanced certification and careful gas management. Visibility is consistently 30 metres, allowing for clear observation of the wall's topography. The wall features sponge colonies and gorgonians, while the cave sections provide shelter for conger eels, scorpionfish, octopus, forkbeard, and spiny lobster. Nudibranchs can be found on the encrusted surfaces. Access is strictly by boat, and divers should be prepared for water temperatures ranging from 12C in winter to 25C in summer.

Kita is a reef site located off Krk Island in the Kvarner Gulf, accessible only by boat. The reef structure extends from 18 to 35 metres in depth, making it suitable for divers with an Open Water certification. Visibility is consistent at 30 metres, allowing for clear observation of the reef topography. The site typically experiences no current, providing stable conditions for buoyancy control. Water temperatures fluctuate significantly throughout the year, ranging from 12 to 25 degrees Celsius. Species recorded around this area include scorpionfish, wrasses, bream, sea stars, and various invertebrates such as squat lobsters and Mediterranean violet aeolids.

Gacice is a boat-accessible dive site located off Krk Island, Croatia, featuring a combination of wall, cave, and cavern topography. The site descends from 15 to 50 metres, with the upper wall sections accessible to beginner divers. Visibility typically ranges between 10 and 30 metres, and the site is generally free of strong currents. Divers should note that the cave and cavern sections are dark, and carrying a torch is recommended. Water temperatures fluctuate significantly throughout the year, ranging from 12C in winter to 25C in summer. As this is a boat-only site, divers should coordinate with local operators for access and equipment requirements.

Plava Punta on Krk Island is a reef and wall site that descends from 18 to 40 metres. This location is suited for intermediate divers due to the deep-diving profile and requirement for boat access. Visibility typically ranges between 10 and 30 metres, providing clear views of the wall topography. Water temperatures fluctuate from 12C in winter to 25C in summer, with stable conditions and no significant current to manage. Species recorded around this area include wrasses, scorpionfish, bream, and various invertebrates such as sea stars, crabs, and yellow gorgonians.

Glapni potok is a reef dive located off Krk Island in the Kvarner Gulf. This site is accessible only by boat and offers depths ranging from 10 to 31 metres, making it suitable for beginner divers who can focus on shallower sections. The environment is generally free of currents, allowing for controlled buoyancy and observation. Visibility at the site varies between 10 and 30 metres. Water temperatures fluctuate significantly throughout the year, ranging from 12 to 25 degrees Celsius. Species recorded around this area include wrasses, scorpionfish, two-banded seabream, and various invertebrates such as sea stars and crabs.

Tunel Prvić on Krk Island offers a unique combination of a swim-through tunnel, wall, and drift dive. Suitable for beginners, the site ranges from 6 to 30 metres in depth with an average of 14 metres. Visibility is excellent, typically between 15 and 30 metres, which assists in navigating the overhead tunnel environment. Divers can access the site by boat or from the shore. Due to regular vessel movement in the area, the use of a surface marker buoy is essential for safety. Divers should exercise caution in the overhead sections and carry a torch to illuminate details along the rock walls.

Prvić Island, located off Krk Island in the Kvarner Gulf, offers a distinct cave and wall diving experience. The site is accessed exclusively by boat and is suited for intermediate divers. Divers can expect an average depth of 19 metres with visibility ranging between 15 and 30 metres. Currents at the site are generally mild. The water temperature fluctuates significantly throughout the year, ranging from 12C in the winter months to 25C during the peak of summer. Night diving is permitted at this location, with typical dives lasting approximately 40 minutes.