Porto Limnionas is a narrow, rocky inlet on the western coast of Zakynthos. The site features a varied topography of walls, overhangs, small caves, and boulder-strewn seabeds. Depths range from 2 to 15 metres, with visibility typically between 10 and 25 metres. Snorkellers should be aware of freshwater springs within the caves, which create distinct layers of water with varying salinity and temperature. Entry is from the shore, and the site is suited for intermediate snorkellers due to the overhead environment and depth. Be mindful of boat traffic in the area. Facilities including parking, toilets, changing rooms, and a cafe are available nearby.

Korakonissi in Zakynthos is defined by a dramatic natural rock arch and an islet connected to the mainland. The site features a combination of reefs, vertical walls, and caves, with depths ranging from 8 to 24 metres and an average of 12 metres. Access is via the shore, though divers and snorkellers should be aware of potential surf conditions. Visibility typically ranges between 20 and 30 metres. The site is suited for advanced divers due to the topography and conditions, while the deep pools offer a high-quality experience for snorkellers. A cafe is available nearby for post-dive refreshments.

Marathia Arch in Zakynthos, Greece, is a marine site featuring a combination of reef, cave, and cavern topography. Suitable for beginner divers, the site offers depths ranging from 7 to 40 metres. Access is strictly by boat. Visibility at the site typically varies between 10 and 30 metres, with mild currents that can fluctuate. Water temperatures range from 15C to 21C throughout the year. Divers should be aware of potential hazards, including jellyfish and sharp coral. Due to variable conditions, it is recommended to consult with a local boat operator or dive centre regarding current status before planning a dive.

Filippoi Beach is a quiet, unorganised cove located on the northwestern coast of Zakynthos, Greece, defined by high surrounding cliffs. The site features a combination of reef and cave topography, with several small caves accessible by swimming directly from the shore. Snorkellers can expect visibility ranging between 20 and 30 metres. The environment supports a variety of Mediterranean reef fish and invertebrates typical of the region. Water temperatures fluctuate significantly throughout the year, ranging from 16C in the cooler months to 27C in August. Due to the presence of sharp coral and potential surf, this site is best suited for intermediate snorkellers.

Mizithres Rocks in Zakynthos, Greece, features two massive limestone stacks rising from the sea with a small pebble beach situated between them. The site offers both reef and cave topography for divers. Access is strictly by boat, and the area is known for strong currents, making it suitable for intermediate divers. Water temperatures fluctuate significantly throughout the year, ranging from 16C to 27C, with temperatures potentially dropping to 14C in April. A full wetsuit is recommended for comfort during cooler months. The site is also highly rated for snorkelling, providing an opportunity to explore the base of the cliffs and the surrounding marine environment.

Xigia Sulfur Beach is a distinctive site in Zakynthos defined by natural sulfur springs that flow directly into the sea, creating a milky-blue appearance. The underwater topography features karst caves and reef structures. Due to the influence of these springs and cliff shadows, water temperatures are generally cooler than at other local beaches, averaging 20°C in summer. Visibility may be slightly reduced by the sulfur content. The site is accessible from the shore and is suitable for beginners, although the water can be deep. Facilities at the location include parking, a cafe, and showers.

Cameo Island is a rocky site located 100 metres off the coast of Zakynthos, Greece. This reef and artificial reef site is suitable for beginners, offering a shallow average depth of 3 metres with a range of 2 to 4 metres. Snorkellers can access the water directly from the shore. Conditions are generally mild with visibility ranging between 15 and 25 metres. Water temperatures fluctuate throughout the year, reaching a high of 27C in August and a low of 16C in February and March. Facilities available at the location include a cafe, showers, and parking. Hazards to be aware of include jellyfish and sea urchins.

White Reef, located off Zante Island in the Ionian Sea, features a combination of reef topography and a cave system. The site ranges in depth from 6 to 30 metres, providing a range of depths suitable for different experience levels. Visibility is generally good, typically between 18 and 30 metres. Access to this site is exclusively by boat. The cave is an overhead environment where direct ascent to the surface is not possible; beginners should only enter this area under the supervision of a qualified guide. Facilities are minimal at the site, so divers should confirm equipment and boat arrangements with a local dive centre in advance.