MV Caledonian Isles, usually referred to locally as Caley Isles, is one of the largest ships operated by Caledonian MacBrayne, which runs ferries to the Hebridean and Clyde Islands of Scotland. From Wikipedia
The Glen Sannox, designed to reduce emissions with LNG technology, has a 35% larger carbon footprint than the older MV Caledonian Isles, raising questions about its environmental claims.