Dana Island, located off the Mersin Coast, is a unique site featuring the remains of an ancient shipyard. Snorkellers can observe rock-cut slipways that extend directly into the water, providing a distinct historical perspective. The site is situated 2500 metres from the shore and requires boat access. Conditions are generally suitable for intermediate snorkellers, with mild currents and water temperatures ranging from 18C to 29C throughout the year. The northern coast offers shallower, calmer waters for exploration. As an artificial reef site, it provides a notable underwater environment for those interested in historical structures.

Pirates' Bay on the Mersin Coast is a reef site offering shallow snorkelling conditions. The site features rocky peninsula edges that contribute to visibility ranging from 5 to 25 metres. With an average depth of 2 metres and a maximum of 3 metres, it is well-suited for beginners. Entry is via the shore, and the area experiences mild currents. Facilities available at the site include parking, toilets, showers, changing rooms, and a cafe. The water temperature fluctuates between 18C and 29C, with the primary swimming season occurring from May to December when temperatures remain above 20C.

Yeşilovacık, also known as Seal Cove, is a designated natural protected area located along the Mersin Coast of Turkey. This site features a seabed composed of a mix of sand and seagrass meadows, providing a habitat for local marine life. Snorkellers can access the water directly from the shore. Conditions are generally suitable for beginners, with mild currents reported. Water temperatures fluctuate throughout the year, ranging from 18C in late winter to 29C in late summer. Facilities at the site include showers and changing rooms for visitor use. Divers and snorkellers should remain aware of boat traffic and potential entanglement hazards in the area.

Boğsak Bay is a wide, calm site on the Mersin Coast featuring a Blue Flag beach and Boğsak Island located just offshore. Divers and snorkellers can explore rocky areas near the island and the western cliffs. The site is suitable for beginners, with depths ranging from 1 to 15 metres and an average depth of 8 metres. Access is via a shore entry. Conditions include mild currents and visibility between 5 and 15 metres. Water temperatures fluctuate between 18C and 28C throughout the year. Facilities at the site include parking, toilets, showers, changing rooms, a cafe, and a dive shop. Be aware of boat traffic in the area.

Akçakıl Beach on the Mersin Coast is a pebbly shore entry site suitable for beginners. The topography features rocky outcrops at both ends of the beach, which serve as the primary areas for snorkeling. Conditions are generally calm, with mild currents reported. Water temperatures fluctuate throughout the year, ranging from 18C in the winter months to 30C in August. Visitors should be aware of sharp coral present in the area. On-site facilities include parking, toilets, showers, changing rooms, and a cafe to support visitors during their time at the beach.

Kurtini Bay is a remote reef site in the Eastern Mediterranean near Mersin, Turkey. The topography features a deep cove with structural characteristics similar to Butterfly Valley. Divers and snorkellers can access the site from both the shore and by boat. Conditions are variable, with water temperatures ranging from 18C in the winter months to 29C during the summer. The site is suited for intermediate divers due to the presence of deep water and mild to strong currents. Snorkelling is also a popular activity here, with a rating of 4 out of 5.

Akyar Coves on the Mersin Coast consists of a series of small, rocky inlets featuring a reef environment. The site is accessible from the shore and is suitable for beginners, with depths ranging between 5 and 15 metres. Divers and snorkellers should expect mild currents. Water temperatures fluctuate between 18C and 28C throughout the year, with the water feeling notably cold due to the presence of underground freshwater springs mixing with the sea. Facilities at the site include parking, a cafe, and guided tours. The location is a popular choice for quick snorkelling trips away from the main sandy beaches.

Yapraklı Koy is a natural, pool-like bay located on the Mersin Coast. The site is defined by its narrow entrance, which protects the area from waves and provides calm conditions suitable for beginners. A distinctive feature of this location is the presence of cold freshwater springs that meet the sea, resulting in a unique thermocline. Visibility ranges from 10 to 30 metres, and water temperatures fluctuate between 18C and 30C throughout the year. Access is via the shore, and the site offers facilities including parking, toilets, showers, changing rooms, and a cafe. It is well-regarded for snorkelling, with depths starting from 3 metres.