Maison du Plongeur at Nid-du-Crô is a local hub for underwater activities situated near the Port of Nid-du-Crô. This freshwater site features a combination of reef and artificial reef structures accessible via a shore entry. Divers typically experience depths between 5 and 15 metres, with an average depth of 10 metres. Visibility ranges from 5 to 10 metres. The site is suitable for beginners, with a typical dive lasting 50 minutes. Hazards include boat traffic, cold water, entanglement risks, low visibility, and a seasonal thermocline. Facilities available on-site include changing rooms, air fills, showers, toilets, parking, guided tours, a dive shop, and boat charter services.

La Madonne is a shore-entry freshwater dive site located in the Lausanne-Montreux area of the Lake Geneva region. The site features a reef structure that extends from 20 to 40 metres in depth. With no current, it provides a manageable environment for beginners, though the deeper sections require appropriate training and experience. Visibility typically ranges between 5 and 10 metres, necessitating close buddy contact. As facilities are not guaranteed on-site, divers should arrive fully prepared with all necessary equipment. Due to cold water temperatures, particularly at depth, a drysuit or thick wetsuit is recommended for comfort.

Plage de Serrières is a freshwater site located in the Lake Geneva region, offering a gentle slope suitable for beginners. The topography consists of a mix of sand and small rocks, reaching depths between 1 and 6 metres with an average of 3 metres. Divers and snorkellers can expect visibility ranging from 5 to 15 metres. Access is via a shore entry from a pebble beach. Water temperatures remain cold throughout the year, necessitating a dry suit or thick wetsuit. Facilities at the site include parking, toilets, showers, changing rooms, a rinse station, and air fills. Guided tours are available for those exploring the area.

Sub-Sport in Lausanne-Montreux offers a combination of reef structures and a wreck within Lake Geneva. Divers can explore depths ranging from 5 to 40 metres, with an average depth of 15 metres. The site is accessed from the shore and features mild currents. Visibility varies between 5 and 20 metres. Due to the presence of a thermocline and cold water temperatures ranging from 4°C to 20°C, thermal protection is recommended. Boat traffic is a significant hazard, making the use of a surface marker buoy essential for all divers. The site supports temperate freshwater fish and invertebrates typical of the region.

Serrières is an artificial reef site located in Lake Geneva, accessible via a shore entry. The topography features a silty bottom that slopes gently into the lake, with large stones along the shoreline and seasonal seagrass. Divers can expect depths ranging from 6 to 30 metres, with an average depth of 18 metres. Conditions include strong currents and visibility between 5 and 15 metres. Due to cold water temperatures, a dry suit or thick wetsuit is required. The site is suitable for beginners, with typical dives lasting around 40 minutes. The habitat supports various temperate freshwater fish and invertebrates typical of the region.

Portasub offers a combination of reef and wreck diving in Lake Geneva. The site drops from 20 to 40 metres, placing it in the deep diving category for freshwater environments. Divers should expect visibility between 5 and 10 metres, which can fluctuate during the descent. As a boat-only site, proper charter arrangements are required. The environment is current-free, though divers must manage hazards including cold water temperatures and surface boat traffic. Due to the depth and conditions, this site is suited for intermediate divers. A drysuit or a well-rated wetsuit is recommended regardless of the season to manage the cold water.

Bielersee-St Joux is a freshwater dive site in Lake Neuchâtel featuring a combination of natural and artificial reef structures. Suitable for beginners, the site offers a sheltered shore entry with no current. Divers can explore depths ranging from 10 to 20 metres, with an average depth of 15 metres. Visibility typically ranges between 5 and 15 metres. The site is accessible year-round and supports night diving. Divers should be prepared for cold water temperatures and maintain high situational awareness regarding boat traffic, particularly when near the surface or entering from the shore. Parking is available on-site, and guided tours are offered for those unfamiliar with the reef layout.

Robinson (Colombier) is a freshwater site located in the Lausanne-Montreux area of Switzerland. The underwater topography is characterised by large boulders interspersed with patches of thick vegetation. Divers and snorkellers can expect visibility ranging from 5 to 15 metres. Access is via the shore, making it a suitable location for beginners. Conditions generally feature mild currents, though the site is deep and presents cold water and overhead environment hazards. On-site facilities include parking, toilets, showers, a rinse station, equipment rental, and a cafe.