Diving Zeller See
Site Overview
Zeller See is a alpine lake dive site in Salzburg, Austria, set among the country’s varied freshwater landscapes. Zeller See is an alpine lake beneath the Schmittenhöhe with a clear, mountain-panorama setting and depths reaching toward seventy metres. Summer dives enjoy the warm surface layer and the dramatic Kitzsteinhorn backdrop, while winter brings a celebrated ice-diving festival. The cold, clear water below the thermocline holds char and trout and gives a real sense of vertical space on the walls. A drysuit is recommended for proper dives, and the altitude-adjacent setting means conservative planning is wise. The lakeside town of Zell am See makes logistics easy, with stays, centres and the glacier all close by. It is a lake that offers both warm-season recreation and serious cold-water ice diving. Conditions are typical of Austrian inland water: visibility generally runs from 10 to 25 metres, the current is low and the water temperature ranges between 4 and 22 degrees Celsius depending on season and depth. The marine life is freshwater and centred on lake trout (brown trout), arctic char, european perch, with the full community described below for those planning a dive. Because of its intermediate rating and the need for Advanced Open Water certification, Zeller See is best approached with the right thermal protection and, where relevant, altitude or overhead training. It is a representative example of why Austrian lake diving, with its cold clarity, submerged forests and wrecks, attracts divers who want something different from tropical reefs.
Dive Briefing
"Entry is made from the shore near Zell am See, and divers should check in with a local centre before entering the water. Zeller See is an alpine lake beneath the Schmittenhöhe with a clear, mountain-panorama setting and depths reaching toward seventy metres. Summer dives enjoy the warm surface layer and the dramatic Kitzsteinhorn backdrop, while winter brings a celebrated ice-diving festival. The cold, clear water below the thermocline holds char and trout and gives a real sense of vertical space on the walls. A drysuit is recommended for proper dives, and the altitude-adjacent setting means conservative planning is wise. Plan your profile around a maximum depth of 70 m and an average of 25 m, keeping a close eye on gas and, in deeper sections, on the cold thermocline. Buoyancy control matters: silty or vegetated bottoms and submerged structures are easily disturbed, and steep walls dropping to depth fast is a real consideration here. A safe ascent with a surface marker buoy and a clear exit plan completes the dive, with emergency cover routed through Salzburg State Hospital (SALK)."
Signature Marine Life
Lake Trout (Brown Trout)
Salmo trutta
Best: May, June, July
Arctic Char
Salvelinus alpinus
Best: May, June, July
European Perch
Perca fluviatilis
Best: May, June, July
Grayling
Thymallus thymallus
Best: May, June, September
Noble Crayfish
Astacus astacus
Best: May, June, July
Roach
Rutilus rutilus
Best: May, June, September
Safety & Hazards
- Steep walls dropping to depth fast
- Cold thermocline and heat loss
- Ice-diving hazards in winter (entrapment, disorientation)
- Busy tourist shore and boat traffic
- Slippery rocky entries
- Altitude-adjacent planning needed
Traveler Notes
Who is this for?
Zeller See suits intermediate divers holding at least an Advanced Open Water certification, and it is a strong choice for those who enjoy cold-water, freshwater environments. Photographers, training groups and divers chasing wrecks, walls or macro life will all find something here, provided they respect the temperature and the limits of an inland lake. It is less suitable for absolute novices unless booked through a centre running a supervised course, and overhead or very deep sections should only be attempted with the correct specialist training.
For Non-Divers
Zell am See old town and promenade; The Schmittenhöhe and glacier cable cars; Skiing and snowboarding; The Krimml waterfalls nearby
Quick Stats
Dive Logistics
- Salzburg Divers
- Zeller See Diving
- Kaprun Alpine Dive
Photography Info
Best for: wide_angle, macro
Nearby Stay
Hotel Salzburger Hof
Zell am See • 30km away
Hotel Falkenstein
St. Gilgen • 30km away