Sustainable Rivers Audit 2 Valley and Zone Spatial Layers

The Sustainable Rivers Audit (SRA) Valley and Zone Spatial layers map the 23 valley and 68 zone definitions used in the Murray-Darling Basin SRA Report 2 river health assessment. The assessment was based on observations of fish, macroinvertebrates, vegetation, physical form and hydrology.

可持续河流审计（Sustainable Rivers Audit, SRA）流域与区域空间图层，刻画了墨累-达令盆地SRA报告2河流健康评估中所采用的23个流域单元与68个区域单元的界定标准。本次评估基于鱼类、大型无脊椎动物、植被、河道物理形态及水文条件的观测数据开展。