Mink farming for fur is one of the most welfare-contentious livestock industries, with mink's semi-aquatic, wide-ranging nature fundamentally incompatible with standard cage farming conditions.
Mink welfare represents a case where the fundamental mismatch between species biology and farming conditions makes meaningful welfare improvement within the current production model extremely difficult. Mink are highly motivated to swim, range across large territories, and hunt — none of which standard cage farming can accommodate. The stereotypic behaviors documented in a substantial minority of farmed mink reflect this mismatch; they are not edge cases but expected outcomes of housing a semi-aquatic, wide-ranging predator in a small wire cage. The global trend toward mink farming bans reflects a growing consensus that this welfare cost cannot be adequately mitigated. For consumers, the welfare response is straightforward: avoid purchasing products made with mink fur.