Markham is a wreck and artificial reef located 16 kilometres offshore from Wilmington. The site sits at a consistent depth of approximately 12 metres. Divers should be prepared for moderate currents and visibility ranging between 5 and 10 metres. Water temperatures fluctuate significantly throughout the year, from 13C in February to 27C in July, with a thermocline often creating a 5-degree difference between surface and bottom layers. Access is strictly by boat charter. Due to the nature of the wreck, potential hazards include entanglement and boat traffic. This site is suited for intermediate divers, with typical bottom times around 50 minutes.

23 Mile Ledge is an advanced offshore reef located 37 kilometres from Wilmington. This site requires boat access and is suited for experienced divers due to the depth and environmental conditions. Divers can expect depths ranging from 27 to 32 metres, with an average of 29 metres. Visibility at the ledge typically fluctuates between 9 and 18 metres. The site is subject to strong currents, and divers should be prepared for deep diving and decompression requirements. Species recorded around this area include pufferfish, toadfish, wrasses, drum, croaker, spotfin butterflyfish, angelfish, redband parrotfish, mantis shrimp, barracuda, giant doris, kingfish, Atlantic spadefish, queen angelfish, and great barracuda.

Dredge Wreck Reef AR-382 features the 86-foot tug R R Stone, which serves as an artificial reef located 19.3 kilometres offshore from Wilmington. The wreck sits at depths between 18 and 20 metres, offering visibility ranging from 10 to 20 metres. This site is suitable for intermediate divers, with mild currents typically present. Divers should be aware of potential hazards including boat traffic, surge, and entanglement risks from wreck debris. Boat access is required to reach the site, and night diving is permitted. Typical dive times are approximately 40 minutes, with water temperatures fluctuating between 13C and 25C throughout the year.

AR-376 is an artificial reef located off the coast of Wilmington, United States. Situated at depths ranging from 18 to 30 metres with an average of 18 metres, the site provides a structured hard substrate for intermediate divers. Visibility typically spans 10 to 20 metres, allowing for clear views of the reef profile. Conditions feature mild currents, though divers must remain aware of boat traffic at the surface. Access is strictly by boat, with a typical dive duration of 40 minutes. Water temperatures fluctuate between 12 and 23 degrees Celsius throughout the year, requiring appropriate thermal protection for the season.

AR-372 is a shallow reef site located near Wilmington, United States, offering a consistent depth of 6 metres. This site is suitable for beginners due to the mild currents and manageable conditions. Visibility typically ranges between 5 and 10 metres. Access to the site is by boat only. Water temperatures vary significantly throughout the year, ranging from 12 degrees Celsius in February to 27 degrees Celsius in July and August. Divers should select appropriate exposure protection based on the seasonal temperature fluctuations. The site is accessible for diving year-round, though local conditions should be confirmed with charter operators near Cape Fear prior to departure.

AR-368, featuring the 241 barge LC-16, is an artificial reef located 29 kilometres off the coast of Wilmington. The wreck sits at depths between 18 and 20 metres, offering a manageable dive for intermediate divers due to mild currents. Visibility typically ranges from 5 to 10 metres. Divers should exercise caution regarding entanglement risks on the structure and sharp surfaces, and maintain awareness of overhead boat traffic during ascent. The site supports a variety of reef fish and invertebrates typical of the region. Boat access is required, and local facilities provide air fills, equipment rental, and guided tours.

AR-368 is an artificial reef and wreck site located 29 kilometres off the coast of Wilmington. The site sits at depths ranging from 18 to 21 metres, requiring boat access for all dives. Conditions are generally manageable with mild currents, though visibility is limited to 5 to 10 metres. Divers should navigate with care to avoid entanglement risks within the structure. Given the depth and potential for entanglement, this site is suited for intermediate divers. Water temperatures fluctuate significantly throughout the year, ranging from 13 to 26 degrees Celsius, so appropriate thermal protection is necessary for the typical 40-minute dive duration.

The Stone Brothers Tug is an artificial reef located 26 kilometres off the coast of Wilmington near Cape Fear. Resting at depths between 16 and 20 metres, the wreck provides a structured habitat on the seafloor. Divers can expect mild currents and visibility ranging from 10 to 20 metres, though conditions can change rapidly. Due to the site's distance from shore, boat access is required. The wreck is suitable for intermediate divers who should remain vigilant regarding boat traffic during ascents. Divers are advised to use a surface marker buoy and select appropriate thermal protection, as water temperatures fluctuate significantly throughout the year.