Bid to stop venomous fire ants Fire ants, whose sting can kill people, pets and livestock, are forming living rafts after being caught in Queensland floodwaters, raising the threat of incursions into northern New South Wales AUSTRALIA Broome WESTERN AUSTRALIA Perth Darwin Northern Territory SOUTH AUSTRALIA Adelaide Cairns QUEENSLAND Brisbane NEW SOUTH WALES Sydney Canberra VICTORIA Melbourne Hobart TASMANIA 1 2 3 4 5 6 7 8 9 600km 375 miles 1 2001, Brisbane: First colonies of fire ants detected, spread over 8,300 hectares. Eradicated 2005 2 2001, Richlands: Colonies spread over 600,000 hectares. Eradication under way 3 2006, Gladstone: Up to 100 colonies over 100 hectares. Eradicated 2007 4 2013, Gladstone Port: 80 colonies spread over 4,600 hectares. Eradicated 2016 5 2014, Port Botany, Sydney: Colony detected. Eradicated 2016 6 2015, Brisbane Airport: At least one colony detected. Eradicated 2019 7 2016, Port of Brisbane: At least one colony. Eradicated 2019 8 2019, Port of Fremantle: At least one colony. Eradication under way 9 Nov 2023, South Murwillumbah: Six nests. Eradication under way Source: National Fire Ant Eradication Programme Picture: Ben Raines © GRAPHIC NEWS