X-Nico

Forsån

Signal crayfish and Trout have been introduced in the stream, of which the former succeeded in establishing while Roach is believed to be unfavourable to the latter.

Igelbäcken

European crayfish was observed in 1989 and Signal crayfish, illegally introduced during the 1990s, is feared to threaten the population of Stone Loach and to bring crayfish plague into the stream.

see also