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 Seawater 8 0.250 0.250 Sum At = 8 km2 - 0.250 Primary symptoms level of expression value for the estuary: 0.25 Low

  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 Seawater 8 0.000 0.500 0.000 0.500 0.000 0.500 0.000 0.500 Sum At = 8 km2 - - - - 0.000 0.500 0.000 0.500 Secondary symptoms level of expression value for the estuary: 0.50 Moderate

  Synthesis

Indices Methods Parameters/ Values / EAR Index category Overall Eutrophic Condition (OEC) PSM Chlorophyll a 0.250 0.25 Low Moderate Low SSM Dissolved oxygen 0.000 0.50 Moderate Nuisance algal blooms 0.500 SAV Spatial coverage 0.000 Toxic algal blooms 0.500