The south-east coast of Samsø in the Little Belt offers a combination of reef terrain and wreck diving. Divers can explore depths between 15 and 22 metres, where moderate currents support a variety of temperate marine life and invertebrates. Visibility typically ranges from 5 to 10 metres, requiring good buoyancy control. Water temperatures fluctuate between 4 and 15 degrees Celsius, making a drysuit essential for most of the year. Due to the presence of strong currents, this site is suited for intermediate divers. Boat access is required to reach the site, and divers should remain close to the entry point while monitoring current strength throughout the dive.

Romsoe Rev is a shallow reef located in the Little Belt, offering depths between 5 and 9 metres with an average of 7 metres. This site is suitable for beginners, though divers must be prepared for moderate currents that can strengthen significantly. Visibility is generally around 5 metres, requiring divers to focus on the reef structure. Water temperatures range from 4C to 17C throughout the year, necessitating appropriate thermal protection such as a drysuit or thick wetsuit. Access is possible via boat or shore, though caution is advised regarding surf and shore break. Divers should verify tidal conditions locally before entry, as currents can build quickly.

Rev is a reef site located in the Little Belt, Denmark. This shore-entry dive is suitable for intermediate divers due to the presence of strong currents. The site features a depth range of 3 to 15 metres, with visibility varying between 3 and 15 metres depending on conditions. Water temperatures fluctuate significantly throughout the year, ranging from 4C in February to 18C in July and August. Typical dives last approximately 45 minutes, and night diving is permitted. Facilities available at the site include parking and toilets.

Havnsø is a shallow reef site located near Hesselø, Denmark, suitable for beginner divers. The site features a maximum depth of approximately 2.5 metres, making it a shallow environment for short dives averaging 30 minutes. Entry is conducted from the shore. Conditions are generally mild, though water temperatures fluctuate significantly throughout the year, ranging from 4C in winter to 19C in August. The site is well-supported by local facilities, including parking, toilets, showers, changing rooms, a rinse station, and a nearby cafe for post-dive refreshments.

Halskov Rev in the Little Belt is a shore-accessible site featuring a combination of natural reef and artificial structures provided by the bridge piers. Divers typically explore depths between 1 and 7 metres, with an average of 5 metres. The site is characterised by strong currents, requiring careful planning and the use of a surface buoy. Divers should swim against the current at the start of the dive to ensure an easier return. Due to the cold water temperatures, which range from 4C to 19C, appropriate thermal protection is essential to mitigate the risk of hypothermia. Facilities at the site include parking, showers, and a rinse station.

Korsør Gl. Færgehavn is an artificial reef site located in the Little Belt. Divers enter from the shore near the volleyball court and swim approximately 150 metres to reach the ferry berth structures. The site features a tiled bottom, old piles, and remnants of the ferry era, including cavities and fallen bulwark piles. Divers can navigate between beams at the towers southwest of the beach and explore various submerged objects such as shipwrecks and debris. Depths range from 3 to 10 metres with an average of 7 metres. Conditions include mild currents and potential hazards such as boat traffic, entanglement risks, and surf. The site is suitable for intermediate divers and supports night diving.

Sjaellands Oeje is a shore-entry reef and kelp forest site located 100 metres from the coast of Hesselø. Divers can explore depths ranging from 6 to 15 metres, with visibility typically between 5 and 10 metres. The site features a mild current, though surge and swell conditions can vary. Due to water temperatures fluctuating between 4 and 16 degrees Celsius, a drysuit or thick wetsuit is recommended. The area is suitable for beginners and supports night diving. Divers should remain aware of active boat traffic in the vicinity. Parking is available at the site, and it is advised to suit up fully before walking to the water.

Knudshoved Ferry Harbour in the Little Belt offers an intermediate dive experience featuring a wreck and artificial reef structures. The site is shallow, with depths ranging from 6 to 8 metres, allowing for extended exploration. Visibility typically varies between 5 and 10 metres. Divers should exercise caution regarding buoyancy to avoid contact with sharp growth on the structures. Access is via shore, though local advice suggests boat entry to avoid surf and rip currents near the shoreline. Divers must remain vigilant for boat traffic when surfacing and monitor local weather reports for current strength. Water temperatures fluctuate between 4C and 17C, necessitating appropriate thermal protection.