State of Nature 2024 - Freshwater Fish
The Isle of Man’s freshwater environment supports nine known fish species: European Eel, Brown Trout, Sea Trout, Atlantic Salmon, River Lamprey, Brook Lamprey, Three-spined Stickleback, Nine-spined Stickleback and Minnow. Of these native species, five are known to be of conservation concern. The European Eel and the Atlantic Salmon are of greatest conservation concern, followed by amber listed River Lamprey, Brook Lamprey and Sea Trout.