Improved strains of tilapia grow rapidly, achieving 300g (the market size) in six months. Tilapia are sold whole across much of Africa, with a lesser demand for fillets and other value-added treats.
Conservationists believe harvesting the invasive fish tilapia and turning it into fertiliser could help save one of Queensland's most scientifically important ecosystems.
Two common ingredients in ordinary chewing gum—Arabic gum and lecithin—have been found to help improve the overall health of tilapia, helping these fish survive better even in cold climates.