The Schwarzbach Spessart benthos report

Small brook with crystal water, it runs for about 6 km. through a thick forest and it flow into the Bieber river.

Sampling date: 28 May 2023
Coordinates: 50.137909,9.368966
Height: 360m. asl
Water Temp: 11.0 C

    WATER'S BIOTIC INDEX: 9

The sampling took place close to the crenal part. The water was gyn-clear, the bottom was mostly mud with some stone bottom areas. The specimens were all collected in the stony areas.