Praia de São Rafael in the Santa Eulália area offers a distinct snorkeling experience featuring underwater arches and rock formations known as Ponte Pequena and Ninho das Andorinhas. The site consists of reef and cave topography at depths ranging from 1 to 5 metres, with an average depth of 3 metres. Shore access is available, though snorkelers should be aware of moderate currents and surf conditions. Visibility typically fluctuates between 5 and 15 metres. Water temperatures remain cool, ranging from 15°C to 20°C throughout the year. Due to potential temperature drops caused by northerly winds, a wetsuit is recommended for extended sessions. Facilities including parking, toilets, and showers are provided on-site.

Praia da Ponta Pequena is a reef and cave site located 130 metres off the Albufeira coast. The topography features a natural arch and a sea cave with an eye in the ceiling. Depths range from 1 to 10 metres, with an average of 5 metres. Access is by boat, and the site is suitable for advanced divers due to moderate currents, surge, and surf conditions. Visibility varies between 5 and 20 metres, and water temperatures fluctuate from 15C to 20C throughout the year. Typical dives last approximately 45 minutes. The site is also accessible for snorkelling, which holds a rating of 3 out of 5.

Praia dos Arrifes, also known as Três Penecos, is a sheltered cove in the Santa Eulália area distinguished by three prominent rock formations. The underwater landscape features intricate rock galleries and a meadow of Cymodocea nodosa seagrass. With depths ranging from 1 to 8 metres, the site is well-suited for beginners and offers excellent conditions for snorkelling. Divers and snorkellers access the water directly from the shore. Conditions include mild currents and visibility typically between 5 and 15 metres. Water temperatures range from 15C to 20C throughout the year. On-site facilities include parking, toilets, and showers.

Praia da Coelha is a high-walled cove on the Albufeira Coast that offers shelter from the wind. This reef site is suitable for beginners, with depths ranging from 2 to 8 metres and an average depth of 4 metres. Divers and snorkellers can access the site from the shore, with the western end near the natural arch providing the most interesting topography. Visibility varies between 5 and 20 metres, and currents are generally mild, though strong currents can occur. Species recorded around this area include crabs, cuttlefish, octopus, various sea slugs, and wrasses. Facilities at the site include parking, toilets, showers, and a cafe.

Praia do Castelo on the Albufeira Coast is a reef site named for its distinctive castle-like rock formation. The area features numerous small satellite coves and inlets, with rocky outcrops providing shelter for marine life. Snorkellers can explore depths ranging from 2 to 5 metres, with an average depth of 3 metres. Access is via the shore, and the site is suitable for beginners. Conditions vary, with visibility typically between 5 and 15 metres and mild currents, though strong currents can occur. Water temperatures range from 15°C to 20°C, often feeling cool outside the peak summer months. Facilities including toilets and showers are available on-site.

Pedra do Cogumelo is a reef and wall site located in the Santa Eulália Area. The site features depths ranging from 5 to 18 metres, with an average depth of 10 metres, making it suitable for beginner divers. Access is strictly by boat. Visibility typically fluctuates between 5 and 15 metres. While currents are generally mild, they can become strong and variable, requiring divers to remain close to their guide and maintain distance from the structure to avoid entanglement or sharp surfaces. Water temperatures range from 15 to 19 degrees Celsius, necessitating a wetsuit of at least 5mm throughout the year.

Tartaruga is a boat-access reef and wall site located in the Santa Eulália Area. The site features a structure that extends from the surface to a maximum depth of 23 metres, allowing divers to select a profile suited to their experience level. Conditions are generally manageable, with mild currents and visibility ranging between 5 and 20 metres. Due to water temperatures fluctuating between 15 and 19 degrees Celsius, a 5mm wetsuit is recommended. Divers should remain aware of potential thermoclines and depth changes throughout the dive. The site is suitable for beginners looking to build confidence in open water, with facilities including equipment rental and air fills available nearby.

Taipas is a boat-access reef and wall dive located in the Santa Eulália area. The site features depths between 10 and 13 metres, making it suitable for beginner divers. Divers can expect mild currents and visibility ranging from 5 to 15 metres. The topography consists of a reef structure and a wall that allows for a relaxed pace. Water temperatures fluctuate between 15 and 19 degrees Celsius throughout the year, necessitating adequate thermal protection. Species recorded around this area include European Common Cuttlefish, Common Octopus, various wrasses, sea slugs, cleaner shrimp, crabs, and sea stars. Always follow your dive guide's briefing regarding boat entry and exit due to potential rip currents and surf.