OIE Collaborating Centre for Epidemiology, Training and Control of Emerging Avian Diseases Epidemiology Surveillance Department – IZSVe (Italy) Paola Bonato Manuela Dalla Pozza Nicola Ferrè Grazia Manca Stefano Marangon Matteo Mazzucato OIE Reference Laboratory for Viral Encephalopathy and Retinopathy (VER)IZSVe (Italy) Anna Toffan OIE Collaborating Centre for Epidemiology and Risk Assessment of Aquatic Animal Diseases Norwegian Veterinary Institute (Norway) Edgar Brun Saraya Tavornpanich Aquatic Animal Health and Seafood Safety Unit - National Reference Centre for Fish, Mollusc and Crustacean Diseases. IZSVe (Italy) Giuseppe Arcangeli Amedeo Manfrin University of Venice (Italy) Roberto Pastres