Pedras Altas is a boat-access reef and canyon site located off the coast of Lagos, Portugal. The topography features walls and crevices, offering more variety than a flat seabed. Divers can expect depths between 10 and 18 metres, with an average depth of 12 metres. Conditions are generally manageable for beginners due to mild currents, though visibility varies between 5 and 15 metres. Water temperatures range from 15C to 19C throughout the year. Sharp rock is a notable hazard at this site, requiring careful buoyancy control to avoid contact. Facilities at the dive shop include gear storage and a rinse station.

Cortinas is a reef and wall site located off the coast of Lagos, Portugal. The site maintains a consistent depth of 16 metres, making it suitable for beginner divers looking to gain experience in deeper reef environments. Access is by boat only, and the site features mild currents. Visibility varies significantly between 5 and 20 metres, so carrying a torch is recommended to observe details along the wall. Water temperatures range from 15 to 19 degrees Celsius, necessitating adequate thermal protection. Divers should remain aware of potential low visibility and entanglement hazards during their descent.

Porto de Mós in Lagos, Portugal, offers a coastal dive experience featuring a combination of reef and wall topography. The site is accessible via a shore entry and is suitable for beginner divers. Depths range from 5 to 19 metres, with an average depth of 10 metres. Conditions at the site vary, with visibility typically between 5 and 20 metres and mild currents. Water temperatures fluctuate throughout the year, ranging from 15C in March to 19C in October. As a marine environment, the site provides a varied underwater landscape for those exploring the Algarve coastline.

Mosh Wall is a marine wall and reef site in Lagos, Portugal, accessible only by boat. The wall structure begins at a depth of 12 metres and descends to 22 metres, with an average depth of 17 metres. Due to the site layout, it is typically explored over two separate dives. Divers should expect moderate currents and visibility ranging from 5 to 20 metres. Water temperatures fluctuate between 15C and 19C throughout the year. The site is suited for intermediate divers, and local facilities provide air fills, equipment rental, guided tours, and boat charters. Divers should be aware of sharp coral present on the reef.

Rocha Negra is a reef and wall site located off the coast of Lagos, Portugal. The site features a manageable depth range between 8 and 18 metres, with an average depth of 13 metres. Divers can expect mild currents and visibility typically ranging from 10 to 15 metres. This location is suitable for beginner divers and requires boat access. Water temperatures fluctuate between 15 and 19 degrees Celsius throughout the year, necessitating a 5mm wetsuit as a minimum. As facilities are not confirmed at this site, visitors should arrive self-sufficient with all necessary equipment for the day.

Praia do Canavial in Lagos is a reef and drift site characterised by an underwater landscape of large boulders and rock slabs fallen from the cliffs. These formations create crevices across the seabed. The site is suitable for intermediate divers and snorkellers, with depths ranging from 1 to 8 metres and an average depth of 4 metres. Access is via the shore, though conditions vary with moderate currents and surf. Visibility typically ranges between 5 and 15 metres. Water temperatures are cold, fluctuating between 15C and 19C throughout the year. Divers should be aware of strong currents and surf hazards when planning a visit.

Canavial is a marine reef site located off the coast of Lagos, Portugal. The site is suitable for beginners, offering a shallow average depth of 6 metres with a total depth range between 5 and 8 metres. Divers can expect mild currents throughout the area. Access to this site is exclusively by boat. Water temperatures in the region fluctuate between 15C and 19C depending on the month. Parking facilities are available at the departure point for those travelling to the site.

Praia do Barranco do Martinho is the westernmost cove of the Ponta da Piedade headland in Lagos, Portugal. This site features a combination of reef and cave topography, suitable for intermediate snorkelers. Depths range from 1 to 15 metres, with an average of 7 metres. Access is available from both shore and boat. Conditions vary, with visibility typically between 5 and 20 metres and mild currents. Divers and snorkelers should be aware of potential hazards including boat traffic, cold water, jellyfish, overhead environments, rip currents, sea urchins, stonefish, and surge. Water temperatures fluctuate between 15C and 19C throughout the year.