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 Macroalgal growth Chlorophyll a Macroalgal growth Mixing 188.6 1.000 0.000 0.962 0.000 Tidal freshwater 7.4 1.000 0.250 0.038 0.009 Sum At = 196 km2 - - 1.000 0.009 Primary symptoms level of expression value for the estuary: 0.50 Moderate

  Secondary symptoms

Zone Area(km2) (Az) Value(Vij) Az/At x Vij Dissolved oxygen Nuisance algal blooms Toxic algal blooms Dissolved oxygen Nuisance algal blooms Toxic algal blooms Mixing 188.6 0.250 0.000 0.000 0.241 0.000 0.000 Tidal freshwater 7.4 0.000 0 0 0.000 0 0 Sum At = 196 km2 - - - 0.241 0.000 0.000 Secondary symptoms level of expression value for the estuary: 0.24 Low

  Synthesis

Indices Methods Parameters/ Values / EAR Index category Overall Eutrophic Condition (OEC) PSM Chlorophyll a 1.000 0.50 Moderate Moderate Low Macroalgal growth 0.009 SSM Dissolved oxygen 0.241 0.24 Low Nuisance algal blooms 0.000 Toxic algal blooms 0.000