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.

The Gertrude Wreck is a combined wreck and reef site located off the South Coast of England. Resting at depths between 6 and 14 metres, the site is suitable for intermediate divers. Access is by boat, which is required due to its distance of 2450 metres from the shore. Divers can expect mild currents, though these may strengthen, and visibility typically ranges from 5 to 15 metres. Water temperatures fluctuate between 9 and 18C throughout the year. Due to the wreck structure, there is a risk of entanglement, and divers should carry a line cutter. Species recorded around this area include European Common Cuttlefish, Gray Seal, wrasses, and various crustaceans.

Chesil Beach offers a shore-entry dive featuring a mix of reef and wreck topography. Depths range from 3 to 18 metres, with an average of 8 metres. Conditions are variable, with visibility ranging between 1 and 10 metres and mild currents. Divers should be aware of potential hazards including entanglement, rip currents, strong currents, surf, and surge. Water temperatures fluctuate between 9C and 18C, presenting a risk of hypothermia. Species recorded around this area include European Common Cuttlefish, Gray Seal, wrasses, brittle stars, spiny spider crabs, sea stars, snails, triplefins, European green crabs, and sea squirts. Facilities at the site include parking, toilets, and a cafe. Night diving is possible.

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.

Portland offers a diverse range of marine environments including wrecks, reefs, and drift sites located off the South Coast of England. Divers can explore depths ranging from 5 to 30 metres, with an average depth of 28 metres. Access to these sites is strictly by boat, as they are situated approximately 100 metres from the shore. Conditions are variable, with visibility fluctuating between 1 and 20 metres and strong currents present. Due to the challenging nature of the currents and potential for entanglement, this site is best suited for intermediate divers. Water temperatures range from 9C to 18C throughout the year, necessitating appropriate thermal protection.

The SS Pomeranian is a shipwreck dive site located off the coast of Swanage and Poole. This site is suitable for intermediate divers, with depths ranging from 25 to 39 metres and an average depth of 32 metres. Access to the wreck is by boat only, as it lies approximately 14.5 kilometres from the shore. Divers should be prepared for moderate currents and variable visibility, which can be as low as 4 metres. Due to the depth and environment, potential hazards include cold water, entanglement risks, and strong currents. Water temperatures fluctuate throughout the year, ranging from 9C in late winter to 18C in September.

The Cragside is a wreck dive site located 50 metres from the shore near Swanage and Poole. This site is suitable for beginners, with an average depth of 7 metres. Access is by boat only. Conditions vary, with visibility ranging from 2 to 10 metres and mild currents. Water temperatures fluctuate between 9C in the winter and 18C during the summer months. Divers should be aware of potential hazards including boat traffic and the risk of entanglement. Facilities available in the area include air fills, showers, toilets, a cafe, guided tours, and boat charter services.

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.