The Arches in Calpe is a diverse marine site featuring a combination of natural reef, artificial reef, wall, and cave topography. Located 500 metres from the shore, this site requires boat access and is suited for intermediate divers. Depths typically range between 10 and 14 metres, with an average depth of 25 metres. Divers can expect mild currents and visibility ranging from 10 to 30 metres. Water temperatures fluctuate seasonally between 15C and 25C. Hazards at this location include surge and sharp coral. Facilities available nearby include parking, toilets, showers, air fills, equipment rental, and first aid services.

Bajo del Faro is a boat-accessible site located 3500 metres off the coast of Calpe, Spain. The topography features a reef shelf starting at 6 metres that transitions into a wall dropping to 30 metres. Divers should anticipate moderate currents and potential surge near the wall structure. Visibility varies significantly between 5 and 25 metres. Water temperatures range from 15C to 20C throughout the year. This site is suitable for intermediate divers and supports night diving. Given the variable conditions, timing dives around slack water is recommended. A 5mm wetsuit is generally appropriate for the water temperatures outside of the summer months.

Benidorm Island is a marine dive site located 3500 metres from the shore near Calpe, Spain. The site features a combination of reef, drop-off, and wall topography reaching depths of up to 43 metres, with an average depth of 20 metres. Access is by boat only. Divers encounter moderate currents and visibility ranging from 10 to 30 metres. Marine life commonly observed includes Mediterranean Moray, Common Octopus, Great Barracuda, and various wrasses. Other species such as Cratena Slug, Mediterranean Violet Aeolid, and Turkish Wrasse are also present. The site is suitable for intermediate divers and supports night diving, with air fills and equipment rental available locally.

La Llosa is a varied marine site located 300 metres off the coast of Calpe. This underwater formation features a reef, wall, pinnacle, and cavern system, with a drop-off that descends to 33 metres. The average depth is 25 metres, making it suitable for intermediate divers. Entry is possible from both shore and boat. Conditions are generally characterised by mild currents and visibility ranging from 10 to 30 metres. Water temperatures fluctuate between 15C and 19C throughout the year. Divers should be aware of the depth, potential for strong currents, and the presence of sea urchins in the area.

Cala Almadabra in Calpe is a shore-entry snorkel site featuring a mix of reef and seagrass habitats. Located approximately 100 metres from the shore, the site offers depths ranging from 1 to 6 metres, with an average depth of 4 metres. Conditions are generally suitable for beginners, though visitors should be aware of potential surf and sharp coral. Visibility typically fluctuates between 3 and 10 metres, and currents are mild. The site is equipped with showers and changing rooms for convenience. Snorkelers can explore the rocky topography and seagrass meadows, which provide a varied underwater environment for those visiting the Costa Blanca region.

Cala Tío Ximo is a rocky cove located along the steep coastline of Calpe. The site features a combination of rugged rocky beds, patches of Posidonia, and a small flooded cave. With depths ranging from 1 to 4 metres and an average depth of 2 metres, it is suitable for intermediate divers and snorkellers. Access is via the shore, and conditions are generally mild, though surf can be a hazard. Facilities available at the site include parking, showers, changing rooms, and a rinse station. Water temperatures fluctuate throughout the year, ranging from 15C in winter to 27C in August.

Cala Mal Pas is a small, sheltered cove located in Calpe, Spain, situated at the base of the old town cliffs. This reef site is primarily accessed from the shore and is well-suited for beginners, offering a shallow average depth of 3 metres with a maximum depth of 5 metres. The site features a 60-metre rocky shoreline that provides a compact area for exploration. Conditions are generally mild, though snorkelers should be aware of sea urchins in the rocky areas. Facilities at the site include parking and showers, making it a convenient location for a short 30-minute snorkel session.

Playa de Levante in Calpe offers a unique snorkeling experience where the sandy beach transitions into a seabed featuring large stone slabs. These structures provide a distinct environment compared to typical sandy bottoms. The site is suitable for beginners, with depths ranging from 1 to 4 metres and an average depth of 2 metres. Access is directly from the shore. Conditions vary, with visibility between 5 and 20 metres and mild currents. Hazards include jellyfish, sea urchins, surf, and potential low visibility. Facilities available at the site include parking, toilets, showers, equipment rental, a cafe, and first aid services.