General information / costs

Costs and stay



Frs. 20.- (*)

Overnight stay (per person and night)

Frs. 100.-

Minimal charge.

Small groups and short stays.

Workshop without overnight (at day)

Additional costs2% of total overnight stays for the use of garbage bags (urban cleanliness consortium), wifi and administrative costs
Frs. 200.-

Guide through the didactic trail of Lago Ritom and a visit to the CBA Illustrative - duration ca. 3 hours (flat path)


Guide through the Didactic path in the Piora Valley, getting to know microbes around Lake Cadagno with a visit to the CBA Illustrative - duration ca. 2 hours (flat path)


For  groups, organizations, associations, etc. and depending on the availability of CBA employees


For only touring the Center


For  groups, organizations, associations, etc. and depending on the availability of CBA employees


(*) Frs. 15.- for the universities of Geneva, Zürich and of Svizzera Italiana (USI) and by the high schools of these cantons as well as for scientists staying the whole season at the Center (institutions that are part of the foundation council).

BuildingsAt disposalInformations




  • lecture room
  • laboratories
  • library
  • didactical devices on request
  • phone (+41 91 868.19.70)
  • two toilets
> Photos


(max 24 beds)


  • sleeping room 16 beds
  • two separate rooms 4 beds each
  • kitchen with wood stove and electric  stove with oven, open fire with grill and dining room (30 people)
  • two toilets and two showers
> Photos


 (max 40 beds)



  • sleeping room 30 beds
  • sleeping room 7 beds
  • sleeping room 3 beds
  • laboratory
  • lecture room (40-50 people)
  • kitchen with wood stove and electric stove with oven and dining room (30 people)
  • four toilets with two shower rooms
  • satellitar wi-fi
> Photos

Please note

  • Planning and organisation of the course is the responsability of the people in charge of the course
  • Sleepingrooms are equiped with sheets, pillows and blankets (sleeping bag recommended)
  • Mobile phones have no reception after the L.Ritom dam

Laboratories and research


Single scientists




As the Center is regularly visited by single scientists, they have to be able to conduct their experiments in the labs of building A. Accommodation, however, will be in building C. 

Instruments and chemicals

Educational instruments

Sampling and using the boat


Some of the lab equipment and educational instruments need to be specially requested on the "reservation form".


There is no boat for private use. Sampling for laboratory experiments and demonstration of sampling equipment should be reserved in advance and arranged with Center employees. 


The daily allowance for the employee CBA is Frs. 200.-.


Work in the lake and on the dock platform is prohibited on Sundays and holidays.


Ending of the course 


Before leaving all rooms have to be cleaned and the keys returned. The building must be empty by 12:00.

For organizational purposes (group rotations) departure times from Center need to be respected; if this is not possible, please contact the secretary.


You will find an "End of course Form" (necessary for billing purposes) that needs to be filled out by the head of the course and left in the attendance book.


A copy of the scientific report of the course could be publicated on the Center's website "Documents area" (pdf).


Research assistant /


During the season there is a collaborator (

General location






Located in the Alps on the Gotthard massif in Ticino Val Piora, at 1960 m above sea level, the CBA is open from mid-June to late September.

Travel information 


  • by train to Airolo and post van to Piotta, cablecar Ritom, walking to the Center (1 hour 15 min.)
  • by car to Piora (parking space), cablecar ritom, walking to Center
  • by train to Airolo and bus to Cadagno, upon reservation at Trasporti Marchetti, Airolo (phone +41 91 873.30.33)
  • by private car to Cadagno, only allowed between 17:00 and 9:00 from the dam to Cadagno, parking space Cadagno (parking meter).

The blocking time given above for the road between dam and Cadagno has to be absolutely observed. It is NOT possible to make exceptions !




All vehicles must be parked at the parking space near the restaurant Canvetto del Carletto in Cadagno, one car at the best may be left at the center.

Picked up will be communicate directly by secretariat (lending fee Frs. 50.-).




  • Capanna SAT (Tel. +41 91 868.13.23 / on reservation
  • Ristoro Taneda from 1 July 2021 (
  • Rifugio Lago Ritom (+41 91 868 14 24 /
  • It is possible to buy fresh milk and butter at the building of the Alpe Piora , July-August  (phone +41 91 868.13.25)

Buildings B and C contain a fully equipped kitchen each for 25-30 participants. Food has to be organized by the cours participants



© Centro Biologia Alpina | last update: 11.06.2021 | Credits