Poseidon B.V. is a shore-entry reef site located in Grevelingen, Netherlands. The site features depths ranging from 5 to 15 metres, with an average depth of 10 metres. Divers should be aware that the site can reach depths of 42 metres, requiring careful monitoring of depth gauges and adherence to decompression schedules. Visibility typically fluctuates between 3 and 10 metres, and a moderate current is often present. Water temperatures vary seasonally from 7 to 20 degrees Celsius, necessitating appropriate thermal protection such as a drysuit during colder months. This site is suitable for those comfortable with variable visibility and current conditions.

Zeedijk Hellevoetsluis is an artificial reef site located in the Grevelingen, Netherlands. This shore-entry location is suitable for beginners, offering shallow depths and mild currents. Divers can expect visibility of approximately 5 metres. The site features artificial structures that provide habitat for various invertebrates and reef fish. Water temperatures fluctuate between 7C and 20C throughout the year, necessitating the use of a thick exposure suit or drysuit. Divers should monitor the moderate currents during their visit to ensure safe navigation along the reef and wall. Amenities at the site can vary, so it is recommended to check for current facility availability before planning a dive.

Dive site with 4 logged dives. 4 species observed. Depth range: 6.8m - 6.8m. Dive records from 2016.

Hitstersekade is an artificial reef site located in Grevelingen, Netherlands. This shore-entry dive is suitable for beginners, featuring a consistent depth of 5 metres. Divers should be aware of potential boat traffic in the area and variable water visibility. The site offers a straightforward profile, with typical dives lasting approximately 30 minutes. Parking facilities are available for visitors. As an artificial reef, the topography provides a structured environment for exploration in a relatively shallow setting. Conditions are generally mild, though divers should remain cautious of local vessel movements throughout the dive.

Middelharnis is a shore-entry reef dive located in the Oosterschelde, Zeeland. The site features an average depth of 6 metres, making it suitable for beginners. Divers should be aware of variable conditions, including mild currents, potential strong currents, and surf. Visibility typically ranges between 3 and 10 metres. Facilities at the site include parking, toilets, showers, a rinse station, and air fills. Night diving is permitted, with typical dives lasting around 45 minutes. Species recorded around this area include European Common Cuttlefish, Gray Seal, Common Lobster, Sepiola, Lumpfish, Squat Lobster, shrimp, crabs, Common Moon Jellyfish, Spirograph, pipefish, Barrel Jellyfish, brittle stars, and Common Sea Stars.

Marina Stellendam Oostelijke Strekdam is an artificial reef site located in the Oosterschelde, Netherlands. The site is shallow, with an average depth of 3 metres. It is suitable for beginners and offers both shore and boat entry options. Water temperatures fluctuate throughout the year, ranging from 7C in February to 20C in August. Divers should remain aware of boat traffic in the area. On-site facilities include parking, toilets, showers, changing rooms, air fills, a dive shop, boat charter services, guided tours, and a cafe.

Zoet&Zout is a shallow reef site located in the Oosterschelde, Netherlands. This shore dive is suitable for beginners, featuring an average depth of two metres with a range between one and three metres. Divers should be aware of surf conditions upon entry and exit. Visibility at the site typically fluctuates between two and five metres, with mild currents present. Water temperatures vary significantly throughout the year, ranging from 7C in February to 20C in August. Species recorded around this area include various crustaceans, jellyfish, sea stars, and pipefish, though these have not been confirmed at this specific location.

Stellendam Buitenhaven is a shallow shore dive located in the Oosterschelde, Netherlands. The site is very shallow, with recorded depths around 1 metre. Divers should be prepared for moderate currents and visibility ranging from 3 to 10 metres. Water temperatures fluctuate significantly throughout the year, from 7C in February to 20C in August. Facilities available at the site include showers, toilets, air fills, and a rinse station. Species recorded around this area include seals, lobsters, various crabs, jellyfish, and pipefish. Due to the shallow nature of the site, it is suitable for specific training or shallow-water activities.