Anammox bugs are Australia’s first homegrown, poo-loving superbugs are cleaning Brisbane’s sewage. The bugs feed on nutrients in sewage water and are the first ones farmed in Australia after 5 years after it took Urban Utilities to grow the amount needed. Urban Utilities spokeswoman Michelle Cull says we call them superbugs, they don’t have x ray vision or super strength, it’s their appetites that make them remarkable.