Migratory giant petrel discovered near Hawks Nest north of Newcastle infected with H5. Testing under way to determine if it’s highly pathogenic H5N1 strain Follow our Australia news live blog for latest updates Get our breaking news email , free app or daily news podcast New South Wales has its first suspected case of the deadly H5 bird flu in a giant petrel that was found near Hawks Nest, north of Newcastle, on the state’s coast. If CSIRO testing confirms it is the highly pathogenic H5N1 strain, it would mark the first detection of the deadly disease on the Australian east coast.