: the species is currently present in 2 of them (endemic, native, introduced);
: possible in 0 of them (stray, questionable);
: absent from 0 of them (extirpated, not established, misidentification, error).
: all reports listed together.
Distribution: Europe: Several lakes in northern Scotland, especially draining to North Minch (strait between Highland, Skye Island and Hebrides Islands): Loch near Ben Hope, possibly Loch Merkland in Sutherland, Loch Clair, Loch Coulin, possibly Loch Maree in Wester Ross, Loch Langavat and Loch na Craobhaig in Isle of Lewis.
The map in this page was supported by BioFresh that has received funding from the
European Union's Seventh Programme for research, technological development and demonstration under grant agreement No 226874