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Temporal and spatial variations in particulate matter, particulate organic carbon and attenuation coefficient in Cochin Backwaters
(CSIR-NISCAIR, 1989)
Nine stations over a stretch of 21 km of Periyar river estuary were sampled during January to December 1981. Particulate matter varied from 3-253 mg.1 super(1) at the surface and 24.8-257mg.1 super(1) at the bottom. ...