02-04/2022: field trip, student excursion and seminar (supervision) / research of microbiology and climatology in lava tubes, Big Island, Hawaii, USA, six weeks
02/2022: field trip, student excursion (supervision), Alaska, USA, two weeks
09/2021: field trip, glacier cave and mine climatology, Alaska, USA, two weeks
05/2018 and 05/2019: field trip, behavioral analysis from flashlight fish, Sinai, Egypt, two weeks each
01-03/2018: field trip, reef mapping and bioluminescence / behavioral analysis from flashlight fish, Banda Islands, Indonesia, four weeks
05/2017: field trip, behavioral analysis from flashlight fish, Sinai, Egypt, two weeks
02/2017: field trip, wildlife ecology and nature conservation, Kenya, two weeks
02-03/2016: field trip, volcanology and glaciology, Hawaii and Alaska, USA, four weeks