Fish rots alive – Worry about mysterious salmon disease in Norway A mysterious salmon disease discovered in the Norwegian Enningdalsälven, on the border with Tanum municipality in Västra Götaland, is causing concern. The disease, Red Skin... Text: TT/Nyhetsbyrån Photo: Gorm Kallestad/NTB/TT Climate and Environment salmon farmingred skin diseasesalmon diseaseNorwegian Enningdal riverenningdal river