Sandskaervej strand in Aabenraa Fjord offers a shallow dive experience combining a natural reef with an artificial structure. The site is suitable for beginners, with depths ranging from 5 to 11 metres and an average depth of 8 metres. Divers enter from the shore, though caution is required due to potential surf and shore breaks. Visibility is generally around 5 metres. Given the water temperatures, which fluctuate between 4C and 17C throughout the year, a drysuit or thick wetsuit is recommended. Divers should be aware of sharp rocks and sea urchins when navigating the reef structure.

Gasevig Strand is a shallow reef and drift dive site located in Aabenraa Fjord. The site ranges from 3 to 5 metres in depth and offers visibility between 5 and 10 metres. Divers must contend with strong currents, which require careful planning around slack water. Shore entry can be challenging due to surf and shore break conditions. Boat traffic is a notable hazard, and water temperatures fluctuate between 4 and 19 degrees Celsius throughout the year. The site provides convenient facilities including parking, toilets, showers, changing rooms, and a rinse station, with air fills and guided tours available at the local dive shop.

Hejsager Strandby is a shallow shore dive located in Aabenraa Fjord. The site features depths ranging from 4 to 8 metres, providing a relaxed environment for divers. With no significant current, it is well-suited for beginners. Visibility at the site typically ranges between 5 and 10 metres. Divers can access the water directly from the shore, with parking, toilets, and showers available on-site. Water temperatures fluctuate between 4 and 17 degrees Celsius throughout the year, necessitating appropriate thermal protection such as a drysuit or a thick wetsuit with hood and gloves during colder months.

Gammelbrovej Arosund in Aabenraa Fjord offers a mix of natural and artificial reef structures within the Little Belt. Divers can explore depths between 5 and 20 metres. The site is characterised by strong tidal currents, requiring careful planning around slack water to ensure a safe dive. Visibility typically ranges from 5 to 15 metres. Water temperatures fluctuate between 3C and 17C, making a drysuit essential for comfort. On-site facilities include parking, toilets, showers, changing rooms, and a cafe. Boat charters and guided tours are available to assist divers in navigating the challenging conditions of the strait.

Holnis is a shore-entry reef dive located in the Flensburg Fjord, Northern Germany. The site reaches depths between 10 and 20 metres and is suitable for beginners due to the mild currents. Visibility typically ranges from 5 to 10 metres. Water temperatures are cool, fluctuating between 4 and 15 degrees Celsius throughout the year, necessitating the use of a drysuit or thick wetsuit. As facilities are not confirmed at this location, divers should plan to be self-sufficient with all necessary air and equipment. The site provides a calm environment for those building their open-water confidence.

Alssundbroen is a drift dive site located in the Alssund, Denmark. Divers can explore the bridge piers and the surrounding slope, which features a bottom covered in mussels. The site reaches a maximum depth of 11 metres. Access is via a shore entry. Conditions are variable, with visibility ranging from 1 to 10 metres and water temperatures fluctuating between 4C and 17C throughout the year. Due to the nature of the location, divers must be aware of strong currents, active boat traffic, and the presence of local fishermen. This site is suitable for beginners, though caution regarding surface hazards is essential.

Flydedok in Alssund is a challenging site defined by its wall and reef topography, suited for intermediate divers. Located in the Little Belt, the site is characterised by strong tidal currents that dictate the dive plan. Depths range from 15 to 18 metres, with an average of 16 metres. Visibility typically spans 5 to 10 metres. Due to cold water temperatures between 4 and 14 degrees Celsius, a drysuit is recommended. Shore entry is standard, and the site is supported by facilities including air fills, showers, and changing rooms. Divers must monitor boat traffic and use a surface marker buoy throughout the dive.

Dynte strand is a shore-entry reef site located in the Alssund area of the Little Belt. The reef structure descends to depths between 10 and 20 metres, situated approximately 100 metres from the shore. Divers encounter mild currents and visibility typically around 5 metres. Due to active boat traffic in the Little Belt, the use of a surface marker buoy is essential throughout the entire dive. Water temperatures fluctuate between 3 and 17 degrees Celsius, requiring appropriate thermal protection year-round. The site is suitable for beginner divers, though caution is advised regarding potential entanglement risks within the artificial reef area.