Kakadu

Hymenachne was introduced into northern Queensland, Australia in the 1970s to use in ponded pastures. It escaped cultivation a few years after its release in 1988. It is spreading throughout the tropical wetlands of northern Australia and is most common in the coastal wetlands of northern Queensland and the Northern Territory

Oryza meridionalis is a wild rice indigenous to Australia. It is found at edges of freshwater lagoons, temporary pools, and swamps

The banded flutterer dragonfly is found along the north and east coasts of Australia as well as Indonesia, Papua New Guinea and New Caledonia. They prefer still or slow-running waters, and glide or flutter their wings slowly. They can change speed and direction suddenly when flight

Giant salvinia is an aquatic fern, native to south-eastern Brazil. It is a free floating plant that remains buoyant on the surface of a body of water, and is known for its capability to take over large bodies of slow-moving fresh water. The rapid growth rate of Giant Salvinia has resulted in its classification as an invasive weed in some parts of the world such as Australia, United Kingdom, New Zealand, and parts of America