Illa Mateua is a rocky cove featuring a small islet, offering a mix of reef, wreck, and cave topography. Depths range from 0 to 16 metres, with an average of 12 metres, making it suitable for beginners. Divers and snorkellers can explore the remains of the Constantin wreck in deeper sections, while shallow areas around the island host small caves. Marine life frequently encountered includes common octopus, wrasses, scorpionfish, and Cratena slugs. Less common sightings include Mediterranean moray, European common cuttlefish, Mediterranean violet aeolid, Turkish wrasse, tricolor doris, cow snail, splendid elysia, conger eel, and flatworms. Bream are also common. Access is via the shore, with mild currents and visibility around 10 metres.

Marmoler is a deep wreck dive located off the Medes Islands, Spain. The vessel sits upright on the seabed at depths ranging from 38 to 44 metres. Due to the significant depth, this site is strictly for advanced divers who must maintain careful gas planning and decompression protocols. Visibility at the site typically ranges between 5 and 10 metres, and a torch is recommended to explore the structure. Water temperatures fluctuate between 13 and 18 degrees Celsius, making a 7mm wetsuit or drysuit appropriate. Access is exclusively by boat, and divers should agree on turn pressures before descending to manage limited bottom times.

Montgo Beach, located near the Medes Islands in Spain, offers a shallow marine environment with a consistent depth of 6 metres. This site is suitable for divers seeking a relaxed experience in a temperate setting, with water temperatures ranging from 13C in February to 24C in August. Divers frequently encounter wrasses, common octopus, scorpionfish, and comber. Other species recorded at the site include Mediterranean moray, European common cuttlefish, conger eel, and various nudibranchs such as the Cratena slug, Mediterranean violet aeolid, tricolor doris, and splendid elysia. The site provides a accessible underwater habitat for observing a variety of Mediterranean marine life.

Port del Rei is a wall dive located 1000 metres from shore in the Medes Islands. The wall descends from 8 metres to a maximum depth of 30 metres, with an average depth of 18 metres. Divers experience mild currents and visibility ranging from 10 to 30 metres. Access is strictly by boat, requiring caution regarding boat traffic at the surface. The site is suitable for beginners, though divers should be aware of sharp rocks, sea urchins, and potential surf conditions at the entry point. Water temperatures fluctuate between 13C and 21C throughout the year. Night diving is permitted at this location.

Cala Viuda is a marine site located in the Medes Islands, Spain, featuring a combination of wall and cave topography. The site is accessible by boat and is suitable for beginners, with depths ranging from 5 to 20 metres and an average depth of 18 metres. Divers and snorkellers can expect mild currents and visibility between 15 and 30 metres. Marine life recorded at the site includes common wrasses, white seabream, bream, painted comber, sea stars, castagnole, tompot blenny, two-banded seabream, yellow zoanthid, and soft coral. Mediterranean moray, common octopus, and scorpionfish are also present but are considered uncommon sightings.

Cova de la Sal is a semi-submerged cave located in the Medes Islands, Spain. This site features large boulders and deep crevices, offering a varied topography for both divers and snorkellers. Depths range from 6 to 26 metres, with an average depth of 15 metres. Conditions are generally mild with a visibility of 8 metres. Divers and snorkellers may encounter species such as the two-banded seabream, tompot blenny, salema porgy, sea star, and sea cucumber. Access is available by boat or kayak, making it suitable for beginners. Typical dives last approximately 30 minutes, and the site is well-regarded for snorkelling.

Baix de Cols is a diverse marine site located in the Medes Islands, Spain, featuring a combination of pinnacle, wall, and reef topography. The site is accessible by boat and is suitable for beginners, with depths ranging from 1 to 22 metres and an average depth of 15 metres. Visibility typically spans 5 to 10 metres. Divers should remain alert for boat traffic during ascent and use a surface marker buoy. While conditions are generally calm, be prepared for potential current changes, particularly near the wall. Water temperatures fluctuate throughout the year, ranging from 13C in February to 22C in August.

Correc Llarg is a wall dive located 1600 metres from the shore of the Medes Islands. The wall descends to a maximum depth of 25 metres and is subject to mild currents. Divers should monitor their depth gauge closely throughout the dive. Access is by boat only, and divers must remain aware of boat traffic when surfacing. It is recommended to ascend close to the wall to avoid drifting into open water. Water temperatures range from 13C in February to 22C in August. This site is suitable for intermediate divers due to the depth and potential for currents.