Barracuda Reef in Zakynthos, Greece, features a diverse topography comprising a reef, a pinnacle, and a cave. Accessible only by boat, the site ranges from 14 to 40 metres in depth, with an average of 20 metres. Visibility typically spans 15 to 30 metres. Divers should be aware of moderate currents that can increase unexpectedly, requiring close proximity to guides and the use of surface marker buoys to manage boat traffic. While suitable for beginners, divers must monitor their depth carefully as the site extends beyond standard open water limits. Species recorded around this area include loggerhead sea turtles, Indian lionfish, dusky grouper, common octopus, and Mediterranean moray.

Marathia in Zakynthos, Greece, offers a combination of wall and reef topography suitable for beginner divers. The site features an average depth of 10 metres, with a total depth range extending from 9 to 20 metres. Access to this location is exclusively by boat. Divers can expect visibility ranging between 10 and 30 metres. Water temperatures fluctuate throughout the year, reaching up to 25°C in September, though a thermocline may be present at depths of 18 metres or more where temperatures can drop to 20°C. Typical dives at this site last approximately 50 minutes.

Little Big Rock off Zante Island, Greece, offers a varied underwater landscape featuring reef, wall, and cavern terrain. Divers can explore depths ranging from 12 to 40 metres, with an average depth of 25 metres. Visibility typically spans 15 to 30 metres. The site is accessible only by boat and is suited for intermediate divers due to the potential for surge and swell, which can push divers toward the structure. Maintain active buoyancy to avoid contact with sharp reef and cavern surfaces. A mild current is common, and morning dives are recommended as conditions are generally calmer during the early part of the day.

Octopus Reef, located off Zante Island, features a diverse underwater topography consisting of a reef, a wall, and a cavern. The site offers depths ranging from 6 to 50 metres, with an average depth of 16 metres. Divers experience mild currents and visibility between 10 and 30 metres. Access is strictly by boat. Due to the presence of a cavern, local guidance is recommended for navigation. Divers must be aware of potential hazards including jellyfish, lionfish, sea urchins, sharp coral, and stonefish. Proper buoyancy control is essential to avoid contact with the seabed and rocky surfaces. An Advanced Open Water certification is required in addition to Open Water certification to dive here.

The Arch is a boat-access site off Zakynthos, Greece, featuring a diverse topography of reef, wall, cave, and cavern sections. Divers can explore depths ranging from 7 to 70 metres, with an average depth of 18 metres. Visibility typically spans 15 to 30 metres, and currents remain mild. A thermocline is often encountered below 25 metres, which can result in cooler water temperatures. Due to the presence of sharp coral and rock surfaces throughout the cave and cavern areas, buoyancy control is essential to avoid contact. This site is suited for intermediate divers who can manage depth profiles and navigate varied underwater structures.

Poseidon Cave in Zakynthos, Greece, offers a varied underwater landscape featuring cave, cavern, reef, and wall topography. Divers typically explore at depths between 18 and 22 metres, with visibility ranging from 15 to 30 metres. Access to this site is by boat only. Conditions include mild currents, though divers should be prepared for an overhead environment, potential low visibility, and entanglement hazards. The site is suited for intermediate divers. Species recorded around this area include loggerhead sea turtles, Indian lionfish, dusky grouper, common octopus, Mediterranean moray, European parrotfish, Turkish wrasse, kingfish, wrasses, rock cod, bream, rabbitfish, Madeira rockfish, and fireworms.

Two Columns is a marine dive site in Zakynthos, Greece, defined by two natural rock formations. The site features a mix of reef, wall, and cavern topography ranging from 16 to 30 metres in depth. Divers experience mild currents and visibility between 15 and 30 metres. The cavern sections create an overhead environment, requiring careful monitoring of air and no-decompression limits. Access is by boat only. Due to active boat traffic, divers should deploy a surface marker buoy upon ascent. A 5mm wetsuit is recommended for deeper dives, as temperatures can drop to 20°C at depths of 18 metres or more.

Alati in Zakynthos, Greece, offers a diverse underwater landscape featuring a combination of reef, wall, and seagrass habitats. This shore-entry site is suitable for beginners, with depths ranging from 3 to 40 metres and an average depth of 15 metres. Divers can expect mild currents and visibility between 15 and 30 metres. The site is accessible for night diving, with typical dives lasting 45 minutes. Species recorded around this area include Loggerhead Sea Turtle, Indian Lionfish, Common Octopus, Dusky Grouper, Mediterranean Moray, Turkish Wrasse, European Parrotfish, various wrasses, Kingfish, Rock Cod, Bream, Tube Worm, Madeira Rockfish, and Painted Comber. Facilities at the site include parking, a cafe, and changing rooms.