Horsehead is a marine site featuring a combination of reef and cave topography. Divers can explore depths ranging from 8 to 18 metres, with an average depth of 13 metres. The site is located 300 metres from shore and requires boat access. Conditions typically include mild currents and visibility between 5 and 10 metres. While the reef is accessible to beginners, the cave sections present an overhead environment. Divers without specific overhead training should remain within the natural light range of the exit and carry a dive torch. Due to potential surges and currents, check local conditions before planning your dive.

King's Beach offers a shore-entry dive across a combination of reef and seagrass habitats. The site is suitable for beginners, with depths ranging from 6 to 12 metres and an average depth of 8 metres. Divers should be aware of variable conditions, including mild currents, surge, and potential boat traffic. Visibility is limited, typically ranging between 0 and 6 metres. Water temperatures fluctuate significantly throughout the year, reaching a maximum of 18C during the summer months. Species recorded around this area include sea bass, wrasses, spotfin butterflyfish, barracuda, gurnard, angelfish, pufferfish, crabs, cornetfish, common sea stars, tailor, sea hares, righteye flounder, and various snails.

Van Zandt Pier in Cape Ann is a shore-accessible site featuring a shallow artificial reef. Divers can explore depths ranging from 2 to 7 metres, with an average depth of 5 metres. The site is suitable for beginners due to the mild currents and shallow profile. Visibility typically fluctuates between 2 and 7 metres depending on local conditions. Because the area experiences active boat traffic, divers must use a surface marker buoy at all times and remain vigilant when surfacing near the entry point. Species recorded around this area include wrasses, sea bass, various crabs, and star coral.

The Mount Hope Tug Boat is a shallow wreck and artificial reef located off Cape Ann. Resting at depths between 3 and 7 metres, this site is suitable for beginner divers. The wreck structure provides a habitat for various marine life, and visibility typically ranges from 5 to 15 metres. Divers should be aware of potential surge and swell, which can affect visibility, and remain cautious of boat traffic at the surface. Water temperatures fluctuate significantly throughout the year, ranging from 5 to 20 degrees Celsius. Species recorded around this area include wrasses, sea bass, common sea stars, crabs, cornetfish, snails, sea squirts, European green crabs, and star coral.

U-853 is a German Type IXC/40 submarine that rests upright on a sandy bottom at depths between 30 and 40 metres. Located 11 kilometres offshore, this wreck is largely intact and offers penetration opportunities for qualified divers. The site is subject to moderate currents and visibility ranging from 3 to 15 metres. Water temperatures fluctuate between 6 and 17 degrees Celsius, making a drysuit essential. Due to the significant depth, potential for nitrogen narcosis, and overhead environment, this site is strictly for advanced divers with wreck and deep certifications. Divers should monitor gas supplies and bottom time closely while navigating the structure.

Larchmont is a shallow wreck dive located in the United States, resting at depths between 5 and 6 metres. This site is defined by its challenging conditions, including strong currents and visibility that can be limited to 5 metres. Due to the active current and potential entanglement risks posed by the wreck structure, this site is suited for intermediate divers comfortable managing difficult environments. Access is strictly by boat, and divers must remain vigilant regarding heavy surface vessel traffic. Divers should consult current tables before planning a dive and must deploy a surface marker buoy prior to ascent to ensure safety in this high-traffic area.

Stonington Point is a shore-entry dive site featuring a combination of natural reef and artificial reef structures. The site is suitable for beginners, with an average depth of 5 metres and a total range of 2 to 6 metres. Divers should be aware of moderate currents, surf, and potential hazards including boat traffic, entanglement, and sharp coral. Visibility at the site typically ranges between 2 and 9 metres. Water temperatures fluctuate significantly throughout the year, ranging from 5C in February to 21C in August. Night diving is permitted at this location, with typical dives lasting approximately 45 minutes. The habitat supports a variety of temperate marine life and invertebrates.