St Nikolas is a marine site in Greece featuring a combination of reef and cave topography. Divers can explore depths ranging from 0 to 35 metres, making the site suitable for beginners. Access is via a shore entry. Conditions are generally stable with mild currents and visibility typically between 15 and 30 metres. Water temperatures fluctuate throughout the year, ranging from 14C in the winter months to 21C in September and October. Typical dive times at this location are approximately 45 minutes. Hazards to be aware of include sea urchins and sharp coral formations.

Taxiarxis reef is a deep wall dive located off North Evia Island in Greece. The site features a reef and wall topography that descends to a maximum depth of 40 metres. Due to the significant depth and moderate currents, this site is suitable only for advanced divers. Entry is via the shore. Water temperatures fluctuate throughout the year, ranging from 14C in the winter months to 21C in October. Divers should be aware of the risks associated with deep diving, including nitrogen narcosis. This site offers a challenging profile for experienced underwater explorers looking to navigate its vertical features.

Rovies is a marine site featuring a combination of natural reef and artificial reef structures. The site is accessible via a shore entry and is suitable for divers of all skill levels. Depths range from 5 to 35 metres, with mild currents typically present. Water temperatures fluctuate between 14C and 21C throughout the year. Divers can utilise local facilities for air fills, equipment rental, and guided tours. The site is well-regarded, with a typical dive duration of 120 minutes.

Hronia's Reef is a deep reef located in the North Eboean Gulf. This site is suitable for advanced divers, offering depths reaching 40 metres. Access is via a shore entry, and divers should be prepared for moderate currents. The water temperature ranges from 14C to 22C throughout the year. The habitat supports a variety of Mediterranean reef fish and invertebrates typical of the region. Divers should be aware of sea urchins present in the area. Due to the depth and current conditions, this site requires appropriate experience and planning.

Limni reef 2 is a marine reef site located in Greece. Divers access the site from the shore for dives typically lasting 45 minutes. The topography ranges from 8 to 35 metres, with an average depth of 18 metres. Conditions are generally stable, with visibility ranging between 10 and 30 metres and mild currents. Water temperatures fluctuate between 14C and 22C throughout the year. Due to the depth and potential for boat traffic, this site is suited for intermediate divers. There is no specific marine life data available for this location.

The Cretaland Shipwreck is a marine dive site located off North Evia Island, Greece. This wreck dive is accessible from the shore and is suited for advanced divers due to the nature of the site. The wreck lies at depths ranging from 8 to 17 metres, with an average depth of 10 metres. Divers should be aware of potential hazards including currents, depth, and the risks associated with wreck penetration. The site is also suitable for night diving. Water temperatures fluctuate throughout the year, ranging from 14C in the winter months to 26C in August.

Manolia Seal Sanctuary is a marine site located 1000 metres offshore, accessible only by boat. The site features a combination of reef and artificial reef structures at depths ranging from 2 to 15 metres, with an average depth of 8 metres. Snorkelers can expect moderate currents and visibility between 15 and 30 metres. The area is known for its population of Mediterranean monk seals, and visitors are advised to maintain a respectful distance from these animals. Facilities available at the site include a cafe, showers, changing rooms, and toilets. Water temperatures fluctuate significantly throughout the year, ranging from 14C in the winter to 27C in the summer months.

The Lihadonisia Wreck is a shallow wreck dive located in Greece, resting at an average depth of 9 metres. The site is accessible only by boat and features mild currents, making it suitable for beginner divers. Visibility at the site ranges from 10 to 30 metres, providing clear views of the structure. Divers typically spend 45 minutes exploring the wreck. Due to the nature of the site, hazards include potential entanglement, overhead environments, and sharp structures. It is recommended to check sea conditions before departure and confirm boat availability and equipment hire in advance, as local facilities vary seasonally.