Dywedodd Prif Swyddog Milfeddygol Interim Cymru, y Dr Gavin Watkins, bod y camau hyn yn cael eu cymryd nawr oherwydd y cynnydd posibl yn feirws y ffliw adar yn yr amgylchedd ac i gryfhau’r mesurau pwysig a gyflwynwyd ym mis Hydref trwy Barth Atal Ffliw Adar Cymru.
Interim Chief Veterinary Officer for Wales, Dr Gavin Watkins, said these steps were being taken now to get ahead of a possible increased level of avian influenza virus in the environment and build extra resilience to the important measures introduced in October through the Wales Avian Influenza Prevention Zone.