The Canal and River Trust – Further information about the relevant network of canals and rivers on the Canal and River Trust’s website, as are their contact details
Glandŵr Cymru – Mae rhagor o wybodaeth am y rhwydwaith perthnasol o gamlesi ac afonydd ar gael ar wefan Glandŵr Cymru, ynghyd â’u manylion cyswllt