Saltdean Undercliff features a combination of natural reef and artificial reef structures. The site is characterised by rock groynes that form small, sheltered pockets along the coastline. Divers should expect variable conditions, as chalk suspension often results in low visibility. Water temperatures fluctuate between 9C and 18C throughout the year. This shore entry site is suitable for beginners, though divers must remain aware of potential hazards including cold water, rip currents, and surf. Facilities available at the location include parking, toilets, showers, and a cafe. Snorkelling is possible, though the site is rated 2/5 for this activity.

The City of Brisbane is a wreck dive located 5556 metres offshore, requiring boat access. The site sits at depths ranging from 6 to 30 metres, with an average depth of 25 metres. Divers should be prepared for moderate currents and plan descents around slack water to manage conditions. Visibility at the site is highly variable, making local checks essential before departure. Due to the depth and potential for entanglement within the wreck structure, this site is suited for intermediate divers with good buoyancy control. Typical dive times are approximately 40 minutes, and water temperatures fluctuate between 9C and 18C throughout the year.

The Clan Macmillan is a technical wreck dive located off the coast of Brighton and Eastbourne. Resting at depths between 50 and 65 metres, this site is strictly for experienced divers with trimix certification. The wreck is subject to strong currents, making precise timing with slack water essential for a safe dive. Visibility typically ranges from 3 to 10 metres, and the environment presents significant hazards including entanglement risks and cold water temperatures between 9 and 18 degrees Celsius. Divers should be self-sufficient, as facilities at the shore entry point are not confirmed. A drysuit is recommended for the duration of the 30-minute typical dive.

Clodmoor is a wreck dive located 6300 metres off the coast of Brighton and Eastbourne. The site sits at depths between 27 and 31 metres, with an average depth of 29 metres. Due to the depth and potential for variable currents, this site is suitable for advanced divers only. Visibility typically ranges from 5 to 10 metres. Divers must manage decompression requirements and remain aware of entanglement risks posed by the wreck structure. A boat charter is required to reach the site. Water temperatures fluctuate between 9C and 18C throughout the year. Divers should carry a cutting tool and torch, and confirm slack water windows with their skipper before planning the dive.

Brighton Pier is an artificial reef and wreck site located 50 metres from the shore in Brighton & Eastbourne, United Kingdom. Divers can explore the structure at depths ranging from 3 to 8 metres, with an average depth of 5 metres. This shore entry site is suitable for beginners, though conditions include moderate currents, surge, and potential boat traffic. Visibility varies significantly from 1 to 10 metres. Water temperatures fluctuate between 9C and 18C throughout the year. Hazards include cold water, entanglement risks, rip currents, and overhead environments. Facilities available nearby include parking, a cafe, and air fills. Night diving is permitted at this location.

The Ledges is a reef and artificial reef site located approximately 1000 metres offshore from Brighton and Eastbourne. This site is suitable for beginners and is accessed exclusively by boat. Divers can expect depths ranging from 6 to 10 metres, with an average depth of 8 metres. Conditions are generally mild, with visibility typically between 5 and 10 metres. A standard dive at this location lasts around 40 minutes. Due to the site's proximity to shipping lanes and the nature of the reef structure, divers should remain vigilant regarding boat traffic and potential entanglement hazards.

Black Cat Beach is a shore-entry reef site located along the coast of Brighton and Eastbourne. The site is shallow, with an average depth of 3 metres, making it suitable for beginners. Divers and snorkellers should expect variable conditions, with visibility typically ranging between 1 and 3 metres and mild currents. Typical dives last approximately 30 minutes. Hazards at this location include boat traffic, potential entanglement, sea urchins, and surf. Parking facilities are available for visitors. Due to the shallow nature of the reef, it is accessible for both diving and snorkelling activities.

Newhaven West Arm is an artificial reef site located 100 metres from the shore in Brighton and Eastbourne. The site features a depth range of 4 to 9 metres, with an average depth of 7 metres. Divers can access the site from both the shore and by boat. Conditions include moderate currents and visibility ranging from 2 to 5 metres. Water temperatures fluctuate between 9C and 18C throughout the year. The site is suitable for beginners and supports night diving, with a typical dive duration of 50 minutes. Hazards to consider include boat traffic, entanglement risks, and surf. Local facilities include parking, air fills, and a dive shop.