Playa El Morro Las Anclas in Cartagena, Spain, is an artificial reef site featuring several historical Admiralty anchors left behind from its time as a cargo ship anchorage. The site is well-suited for training and initiation dives due to its accessible depth range of 5 to 18 metres, with an average depth of 12 metres. Divers can expect mild currents and visibility ranging from 10 to 25 metres. Entry is possible from both shore and boat. The site is suitable for beginners, with typical dive times around 40 minutes. Divers should be aware of potential entanglement hazards due to the presence of historical structures.

Bajos Gaudel Chiribito is a wreck site located in Cartagena, Spain, featuring the remains of a deliberately sunken vessel. The topography is distinct from the surrounding area, characterised by slabs and a unique orography. Divers can reach depths of up to 25 metres. Access is strictly by boat, and conditions are subject to variable currents and boat traffic. Due to the depth and potential for currents, this site is suited for intermediate divers. Species recorded around this area include Turkish wrasse, bream, scorpionfish, and various crab species, alongside snails and painted comber.

Playa Calaverde Embarcadero in Cartagena, Spain, features the remains of an old mineral jetty that now functions as an artificial reef. This site is suitable for beginners, offering a consistent depth of 9 metres. Divers and snorkellers can access the area from both the shore and by boat. Conditions are generally manageable with mild currents and visibility ranging between 8 and 20 metres. Typical dives last approximately 45 minutes. Due to the nature of the submerged structure, visitors should be aware of potential entanglement hazards and sharp surfaces.

Cala del Peñón Cortado is a narrow cove situated between high cliffs north of Villaricos. The site is defined by the Peñón Cortado, or Cut Rock, which forms a sheltered environment featuring extensive Posidonia beds. Access is via the shore, and the site is suited for intermediate snorkellers. Water temperatures fluctuate throughout the year, ranging from 15C in winter to 27C in August. Species recorded around this area include wrasses, Turkish wrasse, scorpionfish, bream, painted comber, white seabream, and various crustaceans such as crabs, hermit crabs, and flat crabs. Snails and abalone are also present in the vicinity.

Cala Verde is a shallow wreck and artificial reef site located 50 metres from the shore in Cartagena, Spain. Suitable for beginners, the site features depths ranging from 1 to 10 metres with an average of 8 metres. Divers can access the site via shore or boat. Visibility typically ranges between 5 and 10 metres. While the site is shallow, moderate currents can occur, requiring careful monitoring of local conditions before entry. Species recorded around this area include wrasses, bream, scorpionfish, cuttlefish, and various crustaceans such as crabs and hermit crabs. Dives here typically last 40 minutes.

El Pecio is a shallow dive site located off Cartagena, Spain, with depths ranging from 3 to 4 metres. This site is suitable for beginners looking to build confidence in a low-pressure environment. Access is by boat, and the area typically experiences mild currents. Visibility is variable, ranging from 10 to 30 metres. Water temperatures fluctuate significantly throughout the year, from 15C in winter to 27C in summer, requiring seasonal adjustments to wetsuit thickness. Species recorded around this area include wrasses, Turkish wrasse, scorpionfish, bream, crabs, peacock blenny, abalone, flat crab, white seabream, painted comber, hermit crab, snails, and salema porgy.

Cala Verde in Villaricos offers a unique snorkelling experience centred on an old submerged ore loading dock. This iron structure now functions as an artificial reef, with the metal framework and surrounding rocky seabed providing shelter for marine life. Snorkellers can explore the area via a shore entry. Water temperatures fluctuate significantly throughout the year, ranging from 15C in winter to 27C in August. Species recorded around this area include wrasses, bream, scorpionfish, and various crustaceans such as crabs and hermit crabs. This site is best suited for intermediate snorkellers due to the nature of the terrain and the structure.

El Calón in Cartagena is a shallow reef and seagrass site ideal for beginner snorkelers. The area features natural rock pools and extensive seagrass meadows that serve as a nursery for marine life. Depths typically range from 1 to 10 metres, with an average of 7 metres. Conditions are generally calm with mild currents, though visitors should be aware of sea urchins in the area. Access is via the shore, and the site offers convenient facilities including parking, showers, and a nearby cafe. Species recorded around this area include wrasses, bream, scorpionfish, various crabs, abalone, and blennies.