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 4417.9 1.000 0.000 0.944 0.000 Seawater 262.1 0.500 0.250 0.028 0.014 Sum At = 4680 km2 - - 0.972 0.014 Primary symptoms level of expression value for the estuary: 0.49 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 4417.9 0.250 1.000 0.250 0.236 0.944 0.236 Seawater 262.1 0.000 0 0 0.000 0 0 Sum At = 4680 km2 - - - 0.236 0.944 0.236 Secondary symptoms level of expression value for the estuary: 0.94 High

  Synthesis

Indices Methods Parameters/ Values / EAR Index category Overall Eutrophic Condition (OEC) PSM Chlorophyll a 0.972 0.49 Moderate High Macroalgal growth 0.014 SSM Dissolved oxygen 0.236 0.94 High Nuisance algal blooms 0.944 Toxic algal blooms 0.236