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Bird flu confirmed in South Australia as infected petrel brings deadly H5N1 cases to three

Bird Flu Confirmed in South Australia, Spreads to Third State Bird flu confirmed in South Australia as the H5N1 strain of avian influenza spreads to a third

Desk Environment
Published June 24, 2026
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Bird Flu Confirmed in South Australia, Spreads to Third State

Bird flu confirmed in South Australia as the H5N1 strain of avian influenza spreads to a third state. A migratory seabird, a southern giant petrel, has tested positive for the virus in the region, marking the first confirmed case in South Australia. This development has raised alarms among wildlife experts, who are now closely monitoring the spread of the deadly strain across the country. With cases reported in Western Australia and other areas, officials are working to assess the risk to native species and ecosystems.

First Confirmed Case in the Region

The petrel, found unwell on Knights Beach in Port Elliot, was brought to the Wildlife Welfare Organisation SA for evaluation. After initial tests were inconclusive, the bird was euthanised, and follow-up analysis confirmed the presence of H5N1. South Australia’s premier, Peter Malinauskas, has urged the public to remain vigilant, encouraging reports of sick or deceased birds through the state’s dedicated hotline. “Bird flu confirmed in South Australia means we must act swiftly to prevent further spread,” he emphasized during a meeting with federal agriculture minister Julie Collins.

“It’s crucial that people call the hotline if they notice anything unusual with local birdlife,” Malinauskas added.

Volunteers first noticed the petrel’s condition, which included signs of dehydration and weakness. Justin Biddle, manager of the rescue centre in Goolwa, noted that while the organisation regularly cares for giant petrels, this case was more severe. The initial swab test by Pirsa was negative, but the team requested a second round, which confirmed the H5N1 strain by Wednesday. This case highlights the importance of early detection in mitigating the virus’s impact on wildlife.

Suspected Case in Western Australia

Western Australia has now reported a suspected H5N1 case in a southern giant petrel found dead near Quindalup. This brings the total number of suspected and confirmed cases to four, with two more confirmed in other regions. Agriculture minister Jackie Jarvis confirmed the third case during a press conference, revealing that the state had been investigating dead birds near Esperance since last week. “Bird flu confirmed in South Australia is a major concern, and we’re doing everything to track its movement,” Jarvis said.

“Test samples from the third case were sent to CSIRO for further analysis,” Jarvis explained.

Experts believe the virus may have originated from the subantarctic territories, where thousands of southern elephant seal pups and hundreds of king penguins have died due to H5N1. Collins highlighted that these regions act as a critical entry point for the virus, making it essential to monitor migratory birds closely. The confirmed case in South Australia underscores the growing threat to Australia’s avian populations and their habitats.

Controlling the Outbreak

Authorities are intensifying efforts to contain the spread of H5N1. South Australia’s government has pledged to support wildlife rescue teams and expand testing protocols. Malinauskas mentioned that the federal government has also been in touch with volunteers who handled affected birds, preparing to distribute antiviral medication like Tamiflu if needed. “Bird flu confirmed in South Australia has heightened our readiness to respond to any potential outbreaks,” he stated.

Collins reiterated that the virus has not yet reached poultry or domesticated birds, but the situation remains critical. “We are closely coordinating with state agencies to ensure rapid containment and to protect both wildlife and the agricultural sector,” she said. The focus now shifts to tracking the virus’s movement and preventing its spread to other native species, including shorebirds and seabirds.

Economic and Ecological Concerns

The detection of H5N1 has not only impacted wildlife but also raised economic concerns. Recently, Papua New Guinea lifted a ban on Australian poultry imports, a decision made after the virus was not found in the country’s livestock. This move reflects growing confidence in Australia’s ability to manage the outbreak, though officials remain cautious. “Bird flu confirmed in South Australia shows the virus is active, and we must continue our efforts,” Collins noted.

Meanwhile, conservation groups warn that the spread of H5N1 could have long-term consequences for Australia’s biodiversity. The Invasive Species Council highlighted the vulnerability of migratory birds to the virus, which can travel vast distances and infect new regions. With the situation evolving, continued monitoring and public cooperation are seen as key to preventing a larger crisis. “Bird flu confirmed in South Australia is a clear signal of the virus’s reach,” said the council’s spokesperson, underscoring the need for proactive measures.

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