Ilheu da Baleia is a boat-access reef dive located off Graciosa, Azores. The site features a reef structure at depths ranging from 25 to 35 metres, with an average depth of 30 metres. Visibility typically spans 10 to 30 metres. Divers should expect moderate currents that can strengthen, requiring experience in managing water movement and position. Due to the depth and potential for strong currents, this site is suited for intermediate divers. Water temperatures vary between 15C and 21C throughout the year. Divers should be self-sufficient, carry all necessary equipment, and be prepared to deploy a surface marker buoy.

Baixa do Ferreira is a shore-entry reef dive located in Graciosa, Azores. The site features a reef structure with depths ranging from 35 to 45 metres, making it suitable for intermediate divers comfortable with deeper profiles. Visibility typically varies between 10 and 30 metres, while water temperatures fluctuate from 15 to 20 degrees Celsius throughout the year. Divers should expect mild currents during their visit. Due to the depth and lack of on-site infrastructure, divers must plan gas and decompression limits conservatively and confirm current conditions with a local operator before entering the water.

Terceirense is a combined reef and wreck site located off the coast of Graciosa, Azores. The site features depths ranging from 18 to 25 metres, with an average depth of 21 metres. Divers can expect moderate currents, though these can strengthen without warning, necessitating careful planning. Visibility varies between 10 and 30 metres, allowing for observation of the structural layout of the reef and wreck. Access is by boat only, and the site is suitable for intermediate divers. Water temperatures fluctuate between 16 and 22 degrees Celsius throughout the year. Night diving is permitted at this location.

Baixa do Lobao is a deep pinnacle located off the coast of Graciosa, Azores. The site features a submerged structure reaching depths of 37 to 40 metres, making it suitable for intermediate divers who should plan their bottom time conservatively. Access is by boat only, and divers should remain alert for boat traffic during surfacing. Conditions include mild currents and variable visibility ranging from 10 to 30 metres. Water temperatures fluctuate between 15 and 21 degrees Celsius throughout the year. The site supports a variety of regional marine life typical of the Atlantic habitat, including various reef fish and invertebrates.

Ilheu do Carapacho is a boat-access site off Graciosa featuring a diverse topography of open reef, caves, and caverns. Suitable for beginners, the site offers depths ranging from 14 to 32 metres, with an average depth of 15 metres. Divers experience mild currents and visibility between 10 and 30 metres. When exploring the cave and cavern sections, a torch is recommended as natural light diminishes quickly. The site is accessible year-round and is also suitable for night diving. Divers should check locally for boat operator schedules and equipment hire availability before planning a trip.