TidyTuesday 2026/12

This week’s #TidyTuesday data comes from the Norwegian Veterinary Institute, which tracks salmon farming mortality across Norway’s 13 coastal production areas. At its worst, one in six farmed salmon died before reaching harvest. Roughly 38% of deaths are from infectious disease, another third from physical trauma during de-licing. The rest have no clear cause. The map shows mean monthly mortality…