The maximal participating number of students is 8 from D-USYS and 14 from D-BIOL. In case of too many students, those that simultaneously participate in the courses "701-1437-00 Aquatic Ecology I" and "701-1437-02 Bestimmungskurs Süsswasseralgen und aquatische Mikroinvertebraten" are given priority. Sign in until 26.08.2021, free places will be distributed after that. Students registrating later cannot be guaranteed a place in the course. Takes place at Eawag Dübendorf (BU G 03).