Barreta De L'arbre is a marine reef site located 500 metres offshore from Mataro, Spain. This boat-accessible dive features a depth range of 10 to 22 metres, with an average depth of 16 metres. Divers can expect mild currents and visibility typically ranging between 5 and 10 metres. The site is suitable for intermediate divers, with typical dive times around 40 minutes. Night diving is permitted at this location. Facilities available nearby include showers, changing rooms, air fills, equipment rental, and first aid services. Water temperatures fluctuate throughout the year, ranging from 13C in February to 25C in August.

El Negre is a rocky reef located off the coast of Mataro, Spain. The site consists of a long rocky bar running parallel to the shoreline, characterised by porous rock structures that create numerous crevices and hiding spots. Divers typically explore depths ranging from 15 to 26 metres, with an average depth of 20 metres. Access to this site requires a boat. Conditions can vary, with visibility often around 7 metres and water temperatures fluctuating between 13C and 24C throughout the year. Potential hazards at this site include the depth, the presence of jellyfish, and periods of low visibility.

La Trencada is a reef site located 2500 metres off the coast of Mataro, Spain. This site is suitable for beginners, featuring a consistent depth of approximately 6 metres. Divers access the reef by boat, with typical dives lasting around 30 minutes. Conditions at the site are generally stable, though visibility fluctuates between 5 and 20 metres and currents remain mild. The topography consists of a reef structure, and divers should be aware of sharp coral present in the area. Water temperatures vary significantly throughout the year, ranging from 13C in February to 27C in August.

La Matella is a combined natural and artificial reef located in Mataro, Spain. The site features a gentle depth range of 2 to 12 metres, with an average depth of 3 metres, making it suitable for beginner divers. Divers can expect mild currents and visibility ranging from 5 to 20 metres. Entry is via the shore, and typical dives last around 30 minutes. Water temperatures fluctuate significantly throughout the year, ranging from 13 degrees Celsius in winter to 26 degrees Celsius in summer. Divers should select appropriate thermal protection based on the season and verify local access and parking conditions before arrival.

La Nança in Mataro, Spain, offers a combination of reef terrain and canyon structures. This site is suitable for beginner divers, with depths ranging from 18 to 22 metres. Access is exclusively by boat, and divers should expect mild currents. Visibility at the site is variable, so checking local conditions before departure is recommended. Divers should maintain awareness of their depth and exercise caution around sharp rock formations when navigating the canyon walls. As facilities are not confirmed at the site, ensure all air fills and equipment needs are managed in town prior to arrival.

La Pedra Den Cinto is a reef and wall dive site located off the coast of Mataro, Spain. The site features a consistent depth range between 9 and 10 metres, making it suitable for beginner divers. Access to the site is by boat, and underwater conditions typically involve mild currents. Divers can expect a standard dive duration of approximately 40 minutes. Water temperatures fluctuate throughout the year, ranging from a low of 13C in February to a high of 26C in August. As a shallow reef and wall formation, it offers a straightforward environment for those developing their diving skills in the Mediterranean.

Barra del Pitufin is a reef site located in Mataro, Spain, offering depths ranging from the surface down to 19 metres. The site is accessible by boat and features a mild current, making it suitable for beginners. Snorkellers can explore the shallower sections of the reef, though visibility varies between visits. Water temperatures fluctuate significantly throughout the year, ranging from 13C in winter to 27C in summer, necessitating appropriate thermal protection for the season. As conditions change, visitors should confirm local facility availability before planning a trip to this coastal location.

Ferrenança is a reef site located in Mataro, Spain, suitable for beginner divers. The reef structure extends from the surface to a maximum depth of 20 metres. Access to the site is by boat only, and divers can expect mild currents. Visibility at the site is variable, so it is recommended to check current conditions with your boat operator before diving. Water temperatures fluctuate between 13 and 25 degrees Celsius throughout the year. Species recorded around this area include common octopus, Mediterranean moray, marbled electric ray, various wrasses, Mediterranean violet aeolid, flatworms, scorpionfish, cow snails, torpedo rays, sea stars, and bream.