ENVIS Centre, Ministry of Environment & Forest, Govt. of India

Printed Date: Saturday, January 25, 2020

Edaiyur-Sadras Estuarine Complex

Edaiyur – Sadras estuary
 
Name of the River
Palar
Place
Sadras
District
Villupuram
State
Tamil Nadu
Latitude
12° 33’N
Longitude
80° 10’E
Tidal amplitude
1.2 to 1.5 m
Average depth
2.1 m
Type of the Estuary
Bar-built
Water temperature
32° C
Nature of the Substratum
Hard-Muddy
Salinity
35.5–42.9 ppt
Dissolved oxygen
4.24 ml/l
Predominat benthic fauna
 
Predominat Phytoplankton
Trichodesmium sp.
Industrial effluent discharges
 
Commercially important shellfishes
Green mussels, oysters, brown mussels
Predominat flora
Algae

Image

Map


River Basin Map

 

Physico-chemical entities

 

Hydrographic and chemical characteristics at Ediyur backwaters (seasonal averages)

 

 

Hydrographic and chemical characteristics of Sadras backwaters (seasonal averages)

 

 

References

Nair, K.V.K. and S. Ganapathy, 1983. Baseline ecology of Edaiyur – Sadras estuarine system at Kalpakkam. Part I – General hydrographic and chemical feature. Mahasagar, 16(2): 143–151.