Canons De Tamariu is a reef and canyon site located in the Medes Islands, Spain. The site features depths ranging from 9 to 25 metres, with an average depth of 15 metres. Divers can expect mild currents and visibility between 8 and 20 metres. Marine life recorded at the site includes common sightings of wrasses, scorpionfish, flatworms, and Cratena slugs. Uncommon species such as Mediterranean moray, European common cuttlefish, common octopus, conger eel, snake eel, tricolor doris, gurnard, and flying gurnard are also present, alongside rare observations of marbled electric ray and white-spotted octopus. Access is by boat only, and the site is suited for intermediate divers.

Tamariu House Riff is a shore-accessible reef and artificial reef located 30 metres from the shore in the Medes Islands, Spain. The site features a buoy-marked area reserved for divers and swimmers, reaching a maximum depth of 15 metres with an average depth of 9 metres. Conditions are generally mild, with visibility ranging from 6 to 15 metres. The site is suitable for beginners and supports night diving, with typical dive times around 45 minutes. Facilities at the location include parking, showers, rinse stations, air fills, and equipment rental. Divers should remain aware of boat traffic in the area.

Badia de Tamariu is a sheltered bay featuring a combination of reef and seagrass habitats. Suitable for beginners, the site offers depths ranging from 8 to 14 metres with an average of 8 metres. Divers and snorkellers can expect mild currents and visibility between 6 and 15 metres. Water temperatures fluctuate seasonally from 13C to 24C. The site is accessible from the shore, though users must remain vigilant for boat traffic. Night diving is permitted at this location. On-site facilities include parking, toilets, showers, equipment rental, and air fills, providing a convenient base for both diving and snorkelling activities.

Cala d'Aigua Xelida is a coastal site located north of Tamariu, characterised by rugged rock formations and pine-covered surroundings. The site features both natural reef structures and artificial reefs, offering a varied topography for divers and snorkellers. Depths at this location reach up to 12 metres. Conditions are generally suitable for intermediate divers, with mild currents and visibility ranging between 10 and 20 metres. Access to the water is via the shore. The site is well-regarded for snorkelling, providing a calm environment for exploring the underwater terrain. Divers should be aware of sharp coral present within the site.

Furió d'Aigua Xelida is a diverse marine site featuring a combination of reef, wall, and cave topography. Located between Palamos town and Cap de Begur, the site offers depths ranging from 6 to 38 metres. Access is strictly by boat due to the offshore location. Divers and snorkellers should be prepared for moderate currents and visibility that fluctuates between 10 and 30 metres. Given the presence of overhead environments and significant depths, this site is best suited for intermediate divers. Water temperatures vary seasonally from 13C to 20C. Facilities including parking, showers, and boat charters are available in the surrounding area.

Illa de Tossa offers a diverse underwater landscape featuring a reef, wall, and canyon located 500 metres from shore. This boat-accessible site is suitable for beginners, with mild currents and visibility ranging from 10 to 30 metres. Divers typically spend 45 minutes exploring the terrain, which reaches depths between 18 and 24 metres. Due to the depth, constant monitoring of your computer is required. The site is open for year-round diving, including night dives. Local facilities provide air fills, equipment rental, and guided tours to assist with navigation through the canyon section.

Cala des Tramadiu in the Medes Islands features a combination of reef and canyon topography. This site is suited for intermediate divers comfortable with variable currents, which require checking with your boat operator before planning a dive. The underwater terrain provides a defined layout to follow through the canyon and across the reef. Marine life observed here includes wrasses, sea squirts, and snails, which are common. Less frequently encountered species include scorpionfish, tompot blenny, sea stars, soft coral, bream, crabs, eleven-armed sea stars, white seabream, mauve stingers, abalone, and striped red mullet. Water temperatures range from 13C in February to 25C in August, necessitating appropriate exposure protection.

El Cau is a reef site located along the Costa Brava coastline between Palamos and Cap de Begur. This boat-only dive features a depth range of 15 to 30 metres. Divers encounter mild currents and visibility that varies between 10 and 30 metres. Due to the depth and potential for surf, this site is suited for intermediate divers who possess solid buoyancy control. Water temperatures fluctuate seasonally from 13 to 22 degrees Celsius. Divers must remain aware of boat traffic and deploy a surface marker buoy before ascending. Sea urchins are present on the reef structure, requiring caution when navigating the area.