The initiative has already expanded to ten harbours across Wales, with smaller ports along the Cardigan Bay coastline showing particularly strong engagement with the scheme.
Mae'r fenter eisoes wedi ehangu i ddeg harbwr ledled Cymru, gyda phorthladdoedd llai ar hyd arfordir Bae Ceredigion yn ymgysylltu'n arbennig o gryf â'r cynllun.