Rescuers could only find the body of a man in Lake Geneva after a worried woman raised the alarm on Monday afternoon.
Police launched a search with divers and a helicopter off the Nyon shore – the body was found around an hour later.
Police say the man was a 58-year-old French national, living in France.
An investigation is now underway.
Geneva Strikes Continue
A public sector strike coincided with the return to Geneva classrooms yesterday, but the impact on schools was limited
A/C Sales Up
Sales of air conditioners are surging in Switzerland as households struggle through successive heatwaves
Your pictures of the eclipse
You sent in your pictures of the eclipse - many thanks
Copernicus reports hottest summer ever measured
Switzerland is in the grip of a level 3 heat alert, with Geneva heading for temperatures of up to 36°C on Friday.
Tough new banking rules possible
The Federal Council has launched consultations on new banking rules that could withhold or claw back bonuses from top banking executives.
Speed crackdown affects all of Switzerland
The Federal Council has tightened the rules for imposing 30 km/h zones on city streets, requiring cantons to prove that a slowdown will not push traffic into residential neighbourhoods
