Tilapia are a no-take species and a restricted noxious fish
Concerned residents alerted the State Government two weeks ago
It has the potential to wipe out millions of barramundi.
Best way to kill is sharp blow to back of the head, above the eyes
Up to ten Oscar fish were seen at the duck ponds
Sighting of pest fish tilapia in Mary River Barrage
Tilapia has been found in Rockhampton's Fitzroy River system
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