[ 1 ] Minor ports in Wales include: Barry, Mostyn, Neath, Llanddulas, Port Penrhyn and Burry Port.
[ 1 ] Mae nifer o borthladdoedd bach yng Nghymru hefyd: Y Barri, Mostyn, Castell-nedd, Llanddulas, Porth Penrhyn a Phorth Tywyn.