Eggo is a wreck dive located off the southern coast of Finland. The site sits at depths between 20 and 30 metres, with an average depth of 25 metres. Access is by boat only. Visibility is variable, ranging from 2 to 10 metres, and water temperatures fluctuate between 2 and 12 degrees Celsius. Due to the wreck structure, there is a risk of entanglement, and divers must remain alert for boat traffic during ascent and descent. A primary and backup torch are strongly recommended for navigating the site. This dive is suited for intermediate divers who should be prepared for cold water conditions.

Eira is a reef dive located off the southern coast of Helsinki, Finland. The site features depths ranging from 20 to 47 metres, with shallower sections providing a calm environment for cold-water diving. Visibility typically fluctuates between 5 and 10 metres. Due to water temperatures ranging from 2 to 10 degrees Celsius, a drysuit and the proficiency to operate one are essential. Access is strictly by boat, and divers must remain vigilant for boat traffic. It is mandatory to deploy a surface marker buoy before ascending to the surface. Check locally for current boat access arrangements before planning your visit, as there are no fixed facilities on-site.

The Klaus Oldendorff is a wreck dive located off the coast of Porkkala, Finland. The vessel rests at depths between 22 and 41 metres, requiring intermediate diving skills and cold-water experience. Visibility at the site ranges from 10 to 30 metres, allowing for observation of the wreck structure. Water temperatures are cold, fluctuating between 2 and 12 degrees Celsius, necessitating the use of a drysuit. Divers must manage risks associated with the overhead environment and potential entanglement. Access to the site is by boat only, and divers should remain vigilant for boat traffic when surfacing.

Yttre Adgrund is a shallow reef site located off the southern coast of Finland. Accessible only by boat, this location offers a relaxed environment suitable for beginners, with calm conditions and no current. Divers can expect visibility of approximately 5 metres. Water temperatures fluctuate significantly throughout the year, ranging from 2C in winter to 18C in summer. Due to these conditions, a drysuit or thick wetsuit is recommended during spring and autumn. Divers should remain mindful of their gear configuration and surroundings to avoid potential entanglement risks while navigating the reef structure.

Keulakuvahylky is a wreck dive located in the Turku Archipelago, resting at depths between 14 and 18 metres. The site is accessed by boat, situated 6500 metres from the shore. Divers encounter cold water conditions, with temperatures ranging from 2 to 13 degrees Celsius, making dry suits the recommended equipment. Visibility is limited to approximately 5 metres, requiring divers to stay close to the structure. The site is suitable for beginner divers, though the wreck presents risks of entanglement. Due to active boat traffic in the area, divers should maintain proximity to their ascent line and deploy a surface marker buoy before surfacing.

Sundsborg is a wreck dive located 2000 metres offshore in the coastal waters of Porkkala, Finland. The wreck lies at depths between 9 and 19 metres, with an average depth of 17 metres. Divers must use a boat to access the site due to strong currents and the distance from shore. Visibility is variable, ranging from 1 to 10 metres, requiring good buoyancy control and torch discipline. The structure presents entanglement risks and sharp edges, necessitating the use of cutting tools. Given the water temperatures, which range from 2°C to 14°C, a well-sealed drysuit is essential for all dives.

Pikkala Sand Pit in Porkkala, Finland, is a shallow shore dive site suitable for beginners. The site maintains an average depth of 3 metres. Water temperatures fluctuate significantly throughout the year, ranging from 1°C in February to 18°C in August. Divers should be prepared for mild currents when exploring this location. Shore access is supported by local facilities, including parking and toilets. As a shallow site, it offers a straightforward environment for those looking to practice basic diving skills in a controlled, accessible setting.

Porkkala Cooking Shed is a shore-accessible dive site in Finland featuring a combination of wreck, reef, and artificial reef structures. The site is suitable for beginners, with depths typically ranging between 6 and 8 metres. Conditions at the site vary, with visibility reported between 3 and 10 metres and mild currents. Water temperatures fluctuate significantly throughout the year, ranging from 2C in late winter to 16C in late summer. Divers should be prepared for cold-water diving environments typical of the region.