Catchment

Illustration of two-dimensional coastline base of gradient from catchment to river to nearshore and offshore reefs

Illustration of river base with watershed and modified coastline

Illustration of estuary base with rocky catchment and salt wedge

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

Illustration of watershed management