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 Limnoecology" and "701-1437-02 Bestimmungskurs aquatische Mikroinvertebraten und Kryptogamen" are given priority. Sign in until 03.09.2017, free places will be distributed 04.09.2017. Students registrating later can not be guaranteed a place in the course.