Statistics on the number of sea passengers which include all vehicle drivers, their passengers and foot passengers on ferries.
- international short sea passenger numbers decreased by 2% to 19.5 million
- Dover-Calais remained the busiest international short sea route, but declined by 1% to 9.0 million
- there were increases on domestic routes, including Cairnryan-Larne which increased 3% to 0.6 million
Further sea passenger statistics will be published in autumn 2018. These will include minor domestic routes between mainland Great Britain and Scottish islands, domestic river crossings and inter-island routes as well as cruises and long sea journeys. These are not yet available for 2017.