The fire ant eradication program in southeast Queensland has been under fierce attack from critics who claim authorities have dropped the ball and the best we can hope for is containment.

There have been complaints that the number of nests, especially in the Logan area, have exploded in recent months to almost 9,000 that are going untreated.

The general manager of the program Graeme Dodgeon explains to Mark his teams are working their way in from areas west of Ipswich and the aim is still to totally eradicate the ants.

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