The Geiselbach runs between Bavaria and Hessen, the place is reachable with a walk through a very beatifuly forest.
Sampling date: 30 May 2021 Coordinates: 50.104373, 9.162595 Height: 210m. asl Water Temp: n/m
WATER'S BIOTIC INDEX: 8
Genus
Rhithrogena
Species
Epeorus assimilis
Gammarus
Hydropsyche