Nautilus International has expressed its concern over the status of the UK fleet following the revelation of official statistics by the Department for Transport.
According to the report, UK-registered tonnage increased for the first time in four years but directly owned tonnage declined.
Mark Dickinson, general secretary of Nautilus, said: “The state of the red ensign is very different from the somewhat rosy picture that the Department for Transport has tried to portray and we are very concerned about the underlying trends for British shipping.
“While