Tyros offers a combination of reef and cave diving in the Argolic Gulf. The site features depths between 20 and 30 metres, with an average depth of 25 metres. Visibility is generally good, ranging from 15 to 30 metres. Divers encounter mild currents, though the cave sections present an overhead environment where direct ascent is not possible. A boat is required to reach the site, and divers should carry a torch to navigate the cave interior. This location is suited for intermediate divers who can manage overhead environments and monitor air consumption closely. Typical dive times are approximately 45 minutes.

Saint Georges is a reef dive site located in Attica, Greece, accessible only by boat. The reef structure descends to depths between 21 and 30 metres, offering a straightforward layout suitable for beginner divers. Conditions are generally calm with no recorded currents, allowing for a relaxed exploration of the reef. Visibility at the site ranges from 10 to 30 metres, with the clearest conditions typically occurring on calm, settled days. Divers should check locally for boat operator schedules and equipment hire options, as these facilities can vary throughout the season.

Bournias is a marine dive site in Greece featuring a combination of reef and wall topography. The site is accessible only by boat and is suited for intermediate divers. Depths range from 21 to 30 metres, with an average depth of 25 metres. Divers can expect mild currents and visibility between 10 and 30 metres. The wall structure provides a clear path for exploration, and the site supports a variety of Mediterranean reef fish and invertebrates typical of the region. Water temperatures fluctuate between 16C and 25C throughout the year. Morning dives are recommended to take advantage of optimal light conditions along the wall.

Dentex Pass in Attica, Greece, features a combination of reef and wall topography. The wall descends to a maximum depth of 50 metres, requiring careful buoyancy and depth management. Divers experience visibility between 10 and 30 metres with a mild current present. Access is exclusively by boat, and the site is suited for intermediate divers due to the depth and potential for boat traffic. Always deploy a surface marker buoy before ascending to ensure safety from passing vessels. Local facilities include air fills, equipment rental, guided tours, and boat charters.

Morena Cave in Attica, Greece, offers a combination of reef and overhead environment diving. Accessible from the shore, the site features depths ranging from 15 to 30 metres, with an average depth of 15 metres. Visibility typically spans 10 to 30 metres, assisting with navigation within the cave structure. As this is an overhead environment where direct ascent is not possible, the site is suited for intermediate divers who can manage air and bottom time effectively. Divers should ensure torches are functional before entry. Water temperatures fluctuate between 16C and 26C throughout the year, and the site is generally free from strong currents.

The Seaplane wreck in Attica, Greece, rests on a sandy bottom at depths between 15 and 18 metres. This artificial reef site is suitable for beginner divers, offering a manageable dive with no significant current. Visibility at the site typically ranges from 5 to 10 metres. Access is by boat only, as the wreck lies 50 metres from the shore. Divers should be aware of active boat traffic in the area and use a surface marker buoy during ascent. Due to the presence of loose cables and structural sections, avoid entering confined spaces to prevent entanglement.

Romvi Drop Off is a wall dive located off the coast of Attica, Greece, where a reef shelf descends into deeper water. The site features a vertical topography reaching depths between 15 and 30 metres. Divers access this location by boat, and the site is suited for intermediate divers capable of managing buoyancy in mild currents. Visibility typically ranges from 15 to 30 metres, allowing for clear observation of the wall structure. Be aware of surge and swell conditions, which can push divers toward the reef face. Dives here typically last 45 minutes, and it is recommended to monitor depth and bottom time carefully throughout the descent.

Romvi South in Attica, Greece, is a reef and drop-off site located 1000 metres from shore. Divers typically experience depths ranging from 8 to 30 metres, with an average depth of 18 metres. The site is accessed by boat and features mild currents. Visibility is generally good, ranging between 15 and 30 metres. Divers should be aware that surge and swell can build, particularly near the drop-off, which may affect comfort. This site is suited to intermediate divers, with typical dives lasting around 45 minutes. Water temperatures fluctuate seasonally, ranging from 16C in the winter months to 27C during the peak of summer.