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What is an estuary

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Effects of Tides on Estuaries. Tidal Straining. Fortnightly Variability. Effects of Atmospheric Forcing on Estuaries. Wind and Atmospheric Pressure ... – PowerPoint PPT presentation

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Title: What is an estuary


1
?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
2
?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
3
Estuary ?Semi-enclosed and coastal body of
water ?Free connection with open sea ?Within
which sea water is measurably diluted with fresh
water derived from land drainage
R
E
T
O
4
?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
5
Typical Estuarine Circulation
6
?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
7
to the ocean
Mean or Residual Flow
to the river
Mean or Residual Salinity (Density)
? ? (S) or ?t ?t (S) ?t ? - 1000
Depth
Increasing salinity
8
?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
9
Effects of the Earths Rotation
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Effects of the Earths Rotation
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?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
14
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?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
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?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
19
?
?
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Mean or Residual Flow
Ocean
Neap
Spring
Mean or Residual Salinity (Density)
Depth
Increasing salinity
22
?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
23
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?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
29
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?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
32
Effects of Freshwater Input
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?What is an estuary? ? Typical Circulation in an
Estuary Mean Velocity Profile Mean Salinity
Profile ? Effects of Coriolis on Estuarine
Circulation ? Effects of Tides on
Estuaries Tidal Straining Fortnightly
Variability ? Effects of Atmospheric Forcing on
Estuaries Wind and Atmospheric Pressure ?
Effects of River Discharge on Estuaries ?
Effects of Bathymetry on Estuaries
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