Mae'r ymweliad, a drefnwyd gan RSPB Cymru, yn dilyn adroddiadau o garcasau adar a gafodd eu golchi i fyny ar draethau Sir Benfro, ac amheuir bod HPAI ar yr adar hynny.
The visit, organised by RSPB Cymru, follows reports of bird carcasses washed up on Pembrokeshire beaches with suspected HPAI.