Watwick Bay is a sheltered, south-facing site in Milford Haven and Dale, offering a shallow environment suitable for beginners. The topography consists of reefs and caves, with the eastern end featuring rock pools and shallow caves best explored at high tide. Depths range from 1 to 5 metres, with an average of 3 metres. Entry is via the shore, and currents are typically mild. Water temperatures fluctuate between 9C and 17C throughout the year, with the bay remaining slightly warmer than exposed beaches. Species recorded around this area include gray seals, curled octopus, wrasses, nudibranchs, flatworms, catsharks, conger eels, lobsters, crabs, and sea stars. Hazards include jellyfish and sea urchins.

Dale, located at the mouth of Milford Haven, offers diverse underwater terrain including reefs, walls, kelp forests, wrecks, and artificial reefs. This site is suitable for intermediate divers, with depths ranging from 15 to 90 metres. Access is strictly by boat. Conditions include moderate currents that can strengthen rapidly due to tidal flow, and visibility typically ranges between 5 and 15 metres. Water temperatures fluctuate from 9C in winter to 17C in September, making drysuits recommended year-round. Night diving is available. Divers should be aware of boat traffic, cold water, and potential down currents. Tidal planning for slack water is essential for safe navigation of this complex environment.

The Dakotian is a wreck dive located off Milford Haven and Dale, sitting at depths between 7 and 20 metres with an average of 18 metres. This site is accessible to beginner divers, though it requires boat transport as it lies 1609 metres from the shore. Conditions vary, with visibility ranging from 2 to 10 metres and moderate currents present. Divers should plan their visit around slack water to manage currents and optimise visibility. Hazards include entanglement risks, low visibility, and strong currents. Jellyfish are present in the water, so full protective exposure suits are recommended to prevent stings. Shore facilities including air fills, showers, and changing rooms are available nearby.

Lindsway Bay is a shore-entry reef site located near Milford Haven and Dale. The site is shallow, with an average depth of approximately 5 metres. Divers should be aware of potential hazards including surf, rip currents, and strong currents. Facilities available at the location include parking and toilets. Typical dives at this site last around 30 minutes. Species recorded around this area include grey seals, curled octopus, wrasses, catsharks, flatworms, orange-clubbed nudibranchs, common lobsters, compass jellyfish, thecacera, squat lobsters, conger eels, spiny spider crabs, sea stars, and cod. Water temperatures fluctuate between 9C and 17C throughout the year.

Highpoint is a marine dive site located within the Skomer Marine Reserve in the United Kingdom. The site features a consistent depth of 9 metres. Water temperatures at this location vary throughout the year, ranging from a minimum of 9C in February and March to a maximum of 17C during August and September. As a marine environment, the site is subject to variable conditions typical of the region. It is suitable for divers looking for a shallow, consistent depth profile within the reserve. Access to this site is typically managed via boat from nearby coastal points.

Martins Haven is a shore-entry site located within the Skomer Marine Reserve. Divers access the water via a concrete slipway that leads into a rocky bay. The topography features a mix of reefs, walls, and drop-offs, with depths ranging from 6 to 30 metres and an average depth of 14 metres. Conditions include moderate currents and visibility between 10 and 30 metres. The site is suitable for intermediate divers and supports night diving. Hazards to consider include boat traffic, surf, and potential for low visibility. Facilities available at the location include parking, toilets, and guided tours.

West Hook is a shore-entry dive site located within the Skomer Marine Reserve. The site features a reef and kelp forest environment with an average depth of 9 metres. Divers can expect mild currents and visibility ranging from 5 to 15 metres. Typical dive times are approximately 45 minutes, and the site is suitable for beginners. Night diving is also permitted at this location. Water temperatures fluctuate between 9C and 17C throughout the year. Divers should remain aware of potential hazards, including boat traffic, entanglement risks, and surf conditions near the shore.

Tusker Rock in the Skomer Marine Reserve is a combined wreck and reef site located 3000 metres from the shore. Accessible only by boat, the site features an average depth of 15 metres. Divers should be prepared for strong currents and surf conditions. Marine life recorded at the site includes the common Gray Seal, which is frequently encountered between August and November. Other species observed include the Curled Octopus, Orange-clubbed Nudibranch, Conger Eel, Catshark, and various crustaceans such as the Spiny Spider Crab and Common Lobster. Due to the challenging current conditions, this site is suitable for intermediate divers.