Environmentalism: How the Great Barrier Reef is mismanaged

Annual harvest trends, catch per unit of effort and catch per unit of area, are fundamental metrics of fishery management. Figures for the Great Barrier Reef show no evidence of decline and the catch per unit of area is less than 1 per cent of what is widely considered sustainable for reef fisheries.

Why are these standard metrics being ignored by the Great Barrier Reef Marine Park Authority (GBRMPA)? What is the evidence in support of GBRMPA claims of over-fishing?