ASSETS

  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 1.28 0.500 0.250 0.001 0.001
Mixing 301.61 1.000 0.250 0.632 0.158
Seawater 170.8 0.000 0.250 0.000 0.090
Tidal freshwater 1.34 0.000 0.250 0.000 0.001
Tidal freshwater 2 0.250 0.250 0.001 0.001
Sum At = 477.03 km2 - - 0.635 0.250
Primary symptoms level of expression value for the estuary: 0.44 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 1.28 0.000 0 0 0.000 0 0
Mixing 301.61 0.500 0.000 0.000 0.316 0.000 0.000
Seawater 170.8 0.250 0 0 0.090 0 0
Tidal freshwater 1.34 0.250 0.000 0.000 0.001 0.000 0.000
Tidal freshwater 2 0.250 0.000 0.000 0.001 0.000 0.000
Sum At = 477.03 km2 - - - 0.407 0.000 0.000
Secondary symptoms level of expression value for the estuary: 0.41 Moderate

 

  Synthesis

 

Indices Methods Parameters/ Values / EAR Index category
Overall
Eutrophic
Condition
(OEC)
PSM Chlorophyll a 0.635 0.44
Moderate
Moderate
Macroalgal growth 0.250
SSM Dissolved oxygen 0.407 0.41
Moderate
Nuisance algal blooms 0.000
Toxic algal blooms 0.000

 
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