Overall level of expression of Eutrophic condition

1             High primary symptoms           0,6             Moderate primary symptoms           0,3             Low primary symptoms           0   0,3   0,6   1     Low secondary symptoms   Moderate secondary symptoms   High secondary symptoms

  Primary symptoms 

Zone Area(km2) (Az) Value(Vij) Az/At x Vij Chlorophyll a Chlorophyll a Mixing 221.9 1.000 0.246 Seawater 674.7 1.000 0.749 Tidal freshwater 4.5 0.500 0.002 Sum At = 901.1 km2 - 0.998 Primary symptoms level of expression value for the estuary: 1.00 High

  Secondary symptoms

Zone Area(km2) (Az) Value(Vij) Az/At x Vij Dissolved oxygen Nuisance algal blooms SAV Spatial coverage Toxic algal blooms Dissolved oxygen Nuisance algal blooms SAV Spatial coverage Toxic algal blooms Mixing 221.9 1.000 1.000 0.000 0.000 0.246 0.246 0.000 0.000 Seawater 674.7 1.000 0.000 0.000 1.000 0.749 0.000 0.000 0.749 Tidal freshwater 4.5 1.000 1.000 0.000 0.000 0.005 0.005 0.000 0.000 Sum At = 901.1 km2 - - - - 1.000 0.251 0.000 0.749 Secondary symptoms level of expression value for the estuary: 1.00 High

  Synthesis

Indices Methods Parameters/ Values / EAR Index category Overall Eutrophic Condition (OEC) PSM Chlorophyll a 0.998 1.00 High High SSM Dissolved oxygen 1.000 1.00 High Nuisance algal blooms 0.251 SAV Spatial coverage 0.000 Toxic algal blooms 0.749