Gan nad yw'r clefyd erioed wedi cael ei ganfod yn Ewrop o'r blaen, mae ymchwil yn parhau i ddeall a fyddai’n bosibl i’r clefyd effeithio ar rywogaethau eraill.
As the disease has never been detected in Europe before, research is ongoing to understand if other potentially susceptible species could become impacted.