Trekroner fortet is an artificial reef dive site situated in the Øresund strait near Copenhagen. Divers explore the old stone fort foundations, which provide a varied underwater terrain at depths of 10 to 12 metres. The site is suitable for beginners, featuring mild currents and visibility ranging from 5 to 10 metres. Access is strictly by boat, and guided tours are available. Due to the proximity of the shipping lane, boat traffic is a primary hazard; divers should remain close to their guide and group throughout the dive. Water temperatures fluctuate between 4C and 17C, necessitating appropriate thermal protection such as a drysuit or thick wetsuit.

Tommergraven is an artificial reef located off the Copenhagen Coast, Denmark. This shallow site ranges between 4 and 5 metres in depth, making it suitable for beginner divers to practice buoyancy control. Entry is from the shore, where divers should be cautious of sharp rocks and artificial structures. Conditions are generally mild with visibility around 5 metres. Water temperatures fluctuate significantly throughout the year, ranging from 4C to 18C, necessitating appropriate thermal protection such as a drysuit or thick wetsuit. The site is well-supported by onshore facilities, including parking, toilets, showers, changing rooms, and a rinse station, allowing for a comfortable post-dive experience.

Noah's Ark is a concrete barge wreck located 110 metres off the Copenhagen Coast at Nordhavnstippen. Sunk in 2016, the structure features 12 compartments and is designed for both scuba diving and freediving. The site is suitable for beginners, with depths ranging from 2 to 5 metres and an average depth of 4 metres. Divers access the site from the shore, following a compass course of 25 degrees to reach the wreck. Visibility typically varies between 3 and 10 metres, and currents are mild. The wreck presents an overhead environment, requiring appropriate caution. Parking is available near the entry point at Kattegatvej.

Noas Ark is a shallow wreck and artificial reef located 110 metres off the Copenhagen Coast. Resting in depths between 1 and 5 metres, the site is suitable for beginners and snorkellers. Divers experience mild currents and visibility ranging from 3 to 10 metres. Shore entry is straightforward, though protective footwear is recommended to navigate sharp rocks and structures. Water temperatures fluctuate significantly throughout the year, ranging from 4 to 18 degrees Celsius. Parking is available at the site, allowing for convenient preparation. Due to the variable temperatures, a drysuit or thick wetsuit is advised for comfort during colder months.

Aquario Reef in Punta Cana features a combination of natural reef and artificial structures. Suitable for beginners, the site offers depths ranging from 7 to 15 metres with an average of 12 metres. Access is by boat, and the site experiences mild currents. Visibility typically spans 10 to 30 metres. Divers should exercise caution regarding sharp coral, sea urchins, lionfish, stonefish, and sharks. Guided tours are recommended to assist with navigation and identifying hazards. Facilities at the site include air fills and equipment rental. Typical dive times are approximately 45 minutes.

Svanemøllebugten is a shallow artificial reef located along the Copenhagen Coast. The site is suitable for beginners, featuring a consistent depth of approximately one metre. Entry is via the shore, and divers typically encounter mild currents. Water temperatures fluctuate significantly throughout the year, ranging from 4C in winter to 18C during the summer months. Species recorded around this area include wrasses, pipefish, cod, and various crustaceans such as European green crabs and rockpool prawns. Divers should remain aware of boat traffic in the vicinity and exercise caution regarding sharp structures present on the reef.

Havheksen is an artificial rock reef located at Amager Strandpark, constructed in 2007 near bunker 3. Shaped like a mermaid, the structure extends approximately 200 metres and offers depths between 1 and 5 metres, with an average of 4 metres. Divers can access the site from the shore or the pier, following a 90-degree course to reach the tail marked by metal arches. The site includes a cube with tubes, known as the navel piercing, which is suitable for buoyancy training. Visibility typically ranges from 3 to 10 metres. Species recorded around this area include snails, European green crabs, pipefish, wrasses, and various jellyfish.

Den Blå Planet is a shallow marine dive site located on the Copenhagen Coast in Denmark. The site features a consistent depth of approximately 4 to 4.5 metres, making it suitable for training or shallow exploration. Water temperatures fluctuate significantly throughout the year, ranging from 4C in the winter months to 18C during the peak of summer. Species recorded around this area include wrasses, pipefish, righteye flounder, European green crab, and various jellyfish species such as the common moon jellyfish. Snails are very common here, particularly between April and August. Divers should be prepared for variable conditions typical of the local coastal environment.