Switzerland offers a freshwater diving and snorkelling landscape unlike anywhere else, built across alpine lakes, glacier-fed rivers and submerged valleys. The site mix spans wall dives, drop-offs, artificial reefs, wrecks and river swim-throughs, from the shallow granite pools of Ponte dei Salti in the Verzasca Valley to the deep vertical walls of Lake Lucerne and the sunken barge at Eichwald Wrack Bruno. Zurich holds the largest concentration of sites, while Lake Lucerne, Thun and Interlaken, and Ticino each offer distinct characters. Marine life is entirely freshwater: Common Perch, Burbot, Pike, European Eel, Catfish and Wels Catfish are all observation-backed regulars. Most sites suit beginners through to intermediate divers, with a handful of advanced walls demanding careful depth management. Shore entry dominates, though some walls and drop-offs require a boat.
8 areas
138Freshwater diving across alpine lakes, with walls, drift dives, and abundant native fish including Pike, Perch, and Burbot.
81Freshwater diving across lakes and a river, with walls, wrecks, drift sites, and a rich cast of native fish species.
69Freshwater wall diving with observation-backed fish life, from beginner-friendly shore entries to advanced overhangs and caves.
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259 operators
Freshwater canyon, drift, and lake diving across four contrasting sub-areas in southern Switzerland.
Fin maps 511 sites in Switzerland (480 scuba diving sites and 64 snorkelling spots, with some suited to both), organised into 8 areas.
Across Switzerland's dive sites, June, July, August and September are most often reported as the best months to visit.
Switzerland's lakes and rivers host a rich freshwater fauna. Observation-backed species include Common Perch, Burbot, Pike, European Eel, Sun Perch, Common Carp, Pike Perch and Catfish. Less frequent but recorded encounters include Wels Catfish, Trout, Chub, Bullhead and American Crayfish. Freshwater Shrimp are also a common find across many sites.
A good proportion of Switzerland's dive sites are rated for beginners, including shore-entry wall dives such as Lothenbach and the artificial reef at Dorfbach / Schulhaus. River sites like Old Julier Bridge offer a mild drift that suits those still building skills. Intermediate sites such as Quinten Ost and Seerenbach are available once divers are comfortable with depth management.
Zurich has the largest concentration of sites and works well as a base for exploring varied lake diving. Lake Lucerne is known for demanding wall and drop-off dives, including swim-throughs at Tunnel 1 2 and the vertical face at Weisswand. Ticino offers river diving in settings like the Verzasca Valley, while Thun and Interlaken and Lake Geneva both feature deep wall profiles. The Alps sub-area adds a smaller but distinct set of high-altitude freshwater sites.
Shore entry is by far the most common access type across Switzerland's sites. Many wall dives, reef sites and wrecks are reached directly from the bank or a gravel beach. A smaller number of sites, including Quinten Ost and Weisswand, require a boat. Operators such as Tauchshop Uhland AG, SCUBAR dive and more, and DiveZone are among those active in the region and can advise on boat access where needed.
