The issue of the impact of agricultural run-off in north Queensland on nutrient accumulation
in the Great Barrier Reef lagoon has recently been the subject of increased scientific, media
and policy debate. Models of river flow and of nutrient plumes at the mouth of Queensland
rivers are an essential prerequisite for studying the impact of agriculture on the Great Barrier
Reef ecosystem. Hurst found long-term dependency in fluctuations at the mouth of the Nile
River the theoretical basis of which was later found by Mandelbrot to involve fractional …