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 Seawater 124 0.500 1.000 0.500 1.000 Sum At = 124 km2 - - 0.500 1.000 Primary symptoms level of expression value for the estuary: 0.75 High

  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 Seawater 124 0.250 1.000 0.250 0.250 1.000 0.250 Sum At = 124 km2 - - - 0.250 1.000 0.250 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 0.500 0.75 High High Macroalgal growth 1.000 SSM Dissolved oxygen 0.250 1.00 High Nuisance algal blooms 1.000 Toxic algal blooms 0.250