Mae Defra, Llywodraeth yr Alban a Llywodraeth Cymru wedi bod yn gweithio'n agos gyda diwydiant a cheidwaid adar i sicrhau bod mesurau bioddiogelwch llym o fewn ac o amgylch safleoedd dofednod i helpu i gadw diadelloedd yn ddiogel.
Defra, the Scottish Government and the Welsh Government have been working closely with industry and bird keepers to ensure that there are strict biosecurity measures in and around poultry premises to help keep flocks safe.