Frenk Bay in Fırnaz Bay offers a diverse underwater environment featuring a mix of reef, wall, and artificial reef structures. The seabed is notable for archaeological interest, containing scattered ancient Hellenistic and Roman amphora fragments. Depths range from 5 to 20 metres, with an average of 15 metres, making it suitable for beginners. Access is by boat only. Visibility typically spans 15 to 40 metres, though water temperatures vary between 17C and 25C due to cold freshwater inflow from the Toros Mountains. Divers and snorkellers should be aware of potential hazards including sea urchins, jellyfish, and sharp coral.

Frenk Bay Inner Wall is a sheltered site located 600 metres from the shore in Fırnaz Bay, Turkey. This wall and reef formation offers a depth range of 5 to 20 metres, with an average depth of 12 metres. It serves as a suitable location for beginner divers looking for an introduction to wall diving. The site features ancient jetsam on the seabed. Divers can expect mild currents and visibility ranging from 5 to 20 metres. Access to this site is by boat only, with typical dives lasting around 45 minutes. Water temperatures fluctuate between 17C and 25C throughout the year.

Frenk Bay Outer Wall is a marine wall dive located 2222 metres from the shore of Fırnaz Bay. The site features a wall that drops to a reef top, with a typical dive profile involving a westward descent to 20 metres followed by a return along the castellated reef structure. Depths range from 5 to 20 metres, with an average of 15 metres. Conditions include mild currents and visibility between 15 and 40 metres. Water temperatures fluctuate between 17C and 25C, though freshwater flow from the Toros Mountains can create a cold shock effect during summer. Access is by boat only, and the site is suitable for beginners.

Kalamar Beach Club in Fırnaz Bay is a shore-accessible site featuring a rocky coastline and a mix of natural and artificial reefs. The area is well-suited for beginners, with depths ranging from 1 to 30 metres and an average depth of 8 metres. Visibility typically varies between 10 and 25 metres, and currents are generally mild. Snorkellers can explore the waters directly from the swimming platforms. The habitat supports a variety of Mediterranean reef fish and invertebrates. Divers and snorkellers should be aware of sea urchins present in the rocky areas. Facilities include parking, showers, equipment rental, and a dive shop for air fills and boat charters.

Mid Reef in Fırnaz Bay, Turkey, features a combination of reef structures and a wall that descends to depths between 20 and 30 metres. Divers can expect mild currents and visibility ranging from 15 to 30 metres, allowing for clear observation of the topography. The site is accessible only by boat, with dive shops and charter services available in nearby Kalkan to facilitate trips. Water temperatures fluctuate between 17 and 23 degrees Celsius throughout the year. Due to the wall features and canyons, divers should maintain awareness of their depth and exercise caution when navigating overhead environments. The site is best suited for intermediate divers.

The Duchess of York is a wreck and reef site located off Oksuz Ada, offering a challenging experience for advanced divers. The wreck structure begins at 16 metres and descends to 70 metres, with an average depth of 40 metres. Visibility is typically 25 to 30 metres, though divers must contend with moderate currents. The site features an overhead environment within the wreck, presenting entanglement risks that require careful navigation. Due to the significant depth and technical nature of the wreck, this site is strictly for advanced divers. Boat access is required, and a surface marker buoy is recommended due to local boat traffic.

Kalkan Public Beach is a white pebble shore located near the harbour in Fırnaz Bay. This site features a mix of natural reef and artificial reef structures, particularly around the harbour wall rocks where fish congregate. Snorkellers can expect depths ranging from 1 to 5 metres, with an average of 3 metres. Conditions are generally suitable for beginners, with mild currents and visibility varying between 5 and 30 metres. The site is accessible directly from the shore and includes facilities such as toilets, changing rooms, and a cafe. Due to the proximity to the harbour, snorkellers should remain aware of boat traffic.

Fırnaz Bay offers a combination of natural and artificial reef structures in shallow water, with depths typically between 7 and 8 metres. This site is suitable for beginner divers, providing generous bottom time and mild currents. Visibility ranges from 10 to 30 metres, allowing for clear observation of the reef topography. The site is accessible only by boat, located 4000 metres from the shore. Divers should remain cautious of boat traffic at the surface and sharp coral or rock edges. The habitat supports a variety of regional reef fish and invertebrates. Water temperatures fluctuate between 17 and 28 degrees Celsius throughout the year.