Environment Minister Murray Watt said the bird flu event would continue to be ‘serious’. NewsWire / Martin OllmanEnvironment Minister Murray Watt said the bird flu event would continue to be ‘serious’. As of Monday, Australia had 231 confirmed cases of H5 bird flu, including more than 160 in South Australia. Agriculture Minister Julie Collins said vaccines for Australia’s native wildlife had been tested and trialled in anticipation of a possible outbreak. Camera Icon Environment Minister Murray Watt said the bird flu event would continue to be ‘serious’.