The Rio Tarva benthos report
Mountain brook running in a narrow valley not easily accessible for almost all its run
Sampling date: 25 July 2022
Coordinates: 45.532092,7.710784
Height: 1200m. asl
Water Temp: n/m
WATER'S BIOTIC INDEX: 8
Ecdyonurus imagos were flying all over the stream and on the path. Impressive quantity of insects in the air, there were plenty of Ecdyonurus nymphs too
