St Dunstan is a wreck dive site located 1000 metres offshore from Swanage and Poole. The site sits at an average depth of 29 metres, with a range between 27 and 30 metres. Access is strictly by boat. Divers should be prepared for moderate currents and visibility that typically fluctuates between 5 and 15 metres. Due to the nature of the wreck, hazards include potential entanglement, overhead environments, and boat traffic. This site is suited for intermediate divers, with a typical dive duration of 35 minutes. Water temperatures vary throughout the year, ranging from 9C in late winter to 18C in September.

Scallop Dive is a marine dive site located 2500 metres offshore from Swanage and Poole. This site requires boat access for all diving activities. The seabed maintains a consistent depth of approximately 12 metres. Due to the nature of the location and the requirement for boat travel, divers should be prepared for variable conditions typical of the South Coast of England. Water temperatures fluctuate throughout the year, ranging from 9C in March to 18C in August. This site is suitable for divers comfortable with boat-based operations in an open marine environment.

The Sidon is a submarine wreck located 11.2 kilometres off the coast of Swanage and Poole. This artificial reef site sits at depths ranging from 27 to 36 metres, with an average depth of 34 metres. Access is strictly by boat. Divers should be prepared for moderate currents and visibility that varies between 5 and 20 metres. Due to the depth and potential for entanglement, this site is suitable for intermediate divers. Water temperatures fluctuate throughout the year, ranging from 9C in late winter to 18C in September. Boat charters and air fills are available in the region to support dives at this location.

Burton Bradstock is a shore entry dive site located on the South Coast of England. The site offers a shallow experience with depths ranging from 3 to 8 metres. Conditions are generally stable with mild currents and visibility typically between 10 and 30 metres. Water temperatures fluctuate throughout the year, ranging from 9C in the winter months to 18C during the summer. Due to the shallow depth and mild conditions, this site is suitable for beginner divers. There is no specific marine life data available for this location.

Sawtooth Ledges is a marine reef site located off the coast of Swanage and Poole. The site features a depth range of 17 to 28 metres, with an average depth of 24 metres. Access to the site is by boat only. Divers should be prepared for moderate currents and visibility typically ranging between 4 and 5 metres. Water temperatures fluctuate throughout the year, ranging from 9C in March to 17C in August and September. Due to the depth and current conditions, this site is best suited for intermediate divers.

East Tennants is a reef site located off the coast of Swanage and Poole. This boat-accessible dive is suited for intermediate divers, with depths ranging from 15 to 30 metres and an average depth of 25 metres. Conditions vary, with visibility between 1 and 20 metres and moderate currents. Due to the water temperatures, which fluctuate between 9C and 17C, a drysuit is recommended year-round. Divers should be aware of boat traffic and strong currents in the area. The site supports a variety of temperate marine life and invertebrates typical of the South Coast England region.

Portland Harbour offers a diverse underwater environment featuring a mix of natural reefs, wrecks, and artificial reef structures. Depths range from 2 to 14 metres, with an average of 10 metres, making it suitable for beginners. Divers can access the site via boat or shore. Visibility varies between 2 and 10 metres, and currents are generally mild. The site supports night diving and provides comprehensive facilities including showers, rinse stations, and air fills. Due to significant boat traffic, divers must tow a surface marker buoy at all times and remain vigilant during ascents. Always check harbour authority notices before entering the water.

The James Fennel Wreck is a boat-accessible dive site located 1000 metres off the coast of Swanage and Poole. This wreck and reef site sits at an average depth of 15 metres, with a total depth range between 14 and 18 metres. Divers can expect mild currents and visibility ranging from 5 to 30 metres. The site is suitable for beginners and typically offers a 45-minute dive duration. Facilities available in the area include parking, toilets, showers, changing rooms, air fills, dive shops, boat charters, and guided tours. Water temperatures fluctuate seasonally between 9C and 18C.