Krongraben is a freshwater dive site located on the eastern shore of Grundlsee. The topography features a reef structure transitioning into a wall and drop-off, reaching depths between 20 and 30 metres. Divers should expect visibility ranging from 5 to 10 metres. The site is suited for intermediate divers, as it requires precise buoyancy control along the vertical structure. A pronounced thermocline exists, with summer surface temperatures between 18°C and 22°C, while temperatures drop to 4.2°C below 30 metres. Shore entry is standard, and divers must be prepared for cold water conditions. A dive shop and cafe are available on-site for equipment needs and post-dive refreshments.

Zimitzbach is a freshwater dive site located in Attersee, Austria, where the Zimitzbach stream enters the lake. The site is characterised by an artificial reef structure composed of ancient sunken trees. These submerged logs create a complex underwater environment that serves as a focal point for the dive. Access to the water is via a shore entry. Divers should be aware of the potential for entanglement within the submerged timber. The site is suitable for intermediate divers and offers a unique topography for exploration. Snorkelling is also possible at this location, with a rating of 4 out of 5.

Canyons in Attersee offers a varied underwater landscape featuring both canyon passages and reef structures. Divers can explore depths ranging from 5 to 30 metres, with an average depth of 15 metres. Visibility typically fluctuates between 5 and 15 metres. The site is accessible via shore entry, though caution is advised regarding sharp rocks and potential entanglement points within narrow passages. Suitable for intermediate divers, this location supports night diving, which provides a distinct experience within the canyon sections. On-site facilities include parking, air fills, and guided tours. A typical dive lasts approximately 40 minutes.

Schachen FKK Beach on the northern shore of Attersee offers a gentle slope into the water, making it a suitable location for beginners. This freshwater site features depths ranging from 1 to 8 metres, with an average depth of 4 metres. Divers and snorkellers can expect visibility between 5 and 15 metres. As a mountain lake, the water remains cool with an average summer temperature of 19°C. The site is accessible via a shore entry and includes facilities such as parking, toilets, showers, changing rooms, and a cafe. Typical dives last around 40 minutes, though visitors should be aware of potential surge conditions.

Villa Dalkhe, also known as The Raft, is a freshwater dive site in Attersee, Austria, featuring a sunken wooden raft resting at a depth of five metres. Located near the shoreline, this artificial reef is suitable for beginners and provides a straightforward navigation target. Divers can expect visibility ranging from 5 to 15 metres. As a mountain lake, Grundlsee experiences cool water temperatures year-round, with a thermocline typically forming at the five-metre mark. Summer temperatures generally reach 18 to 22 degrees Celsius. Hazards include cold water, potential entanglement with the structure, and the thermocline. Facilities available on-site include air fills, changing rooms, a dive shop, showers, and toilets.

Gössler Bucht in Attersee features a distinctive underwater landscape characterised by limestone formations, craters, and a prominent rock needle. Located near the 13km marker, the site offers a unique topography where divers and snorkellers can observe underwater springs bubbling from the lake bed. The site is accessible from the shore and is suitable for intermediate divers. Depths range from 7 to 30 metres with visibility typically between 5 and 15 metres. During summer, water temperatures reach 15 to 22 degrees Celsius, with a thermocline forming at approximately 5 metres. Hazards include cold water, surge, and the thermocline. Facilities at the site include parking, air fills, and equipment rental.

Schachen FKK on Grundlsee offers a varied freshwater landscape featuring reef, wall, and canyon topography. Divers can explore depths between 5 and 20 metres with visibility ranging from 5 to 15 metres. The site is suitable for beginners, though the canyon includes overhead sections that require careful navigation and the use of a torch. Due to the pronounced stratification of the lake, water temperatures vary significantly with depth, making a drysuit or thick wetsuit necessary. Shore access is available, and the site supports night diving. Divers should remain aware of boat traffic near the entry point and maintain proximity to their buddy throughout the 40-minute typical dive.

Dalkhe is a freshwater site in Attersee featuring a combination of reef structures and seagrass beds. The site reaches a maximum depth of 20 metres, with an average depth of 5 metres. Visibility typically ranges between 5 and 15 metres. Divers should be prepared for cold water temperatures year-round, as a thermocline forms during the summer months. Entry is via the shore, though boat entry is recommended to avoid coastal navigation issues. Strong currents are present throughout the site, requiring careful ascent planning. The site is suitable for beginners, and an on-site dive shop provides air fills, equipment rental, and guided tours.