Hyskeir (Scottish Gaelic: Òigh-sgeir) or Heyskeir is a low-lying rocky islet (a skerry) in the Inner Hebrides, Scotland. The Hyskeir Lighthouse marks the southern entrance to the Minch.
- ^ from: Harvie-Brown, J.A. and Buckley, T. E. (1892), A Vertebrate Fauna of Argyll and the Inner Hebrides. Pub. David Douglas., Edinburgh. Facing p. XXIV