Assessment of Physical-Chemical Characteristics of Water and Sediments from a Brazilian Tropical Estuary: Status and Environmental Implications

Table 7

Clay and total organic matter levels (%, m/m) of sediments collected in March of 2007.

Sampling point	Clay content	Total organic matter content (𝑛=3)
1	ND*	1.7±0.4
2	ND	2.3±0.1
3	8.8	6.7±0.2
4	10.7	6.6±0.1
5	12.0	7.8±0.4

*Not detected.