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

Table 2

Physical-chemical parameters of water collected in the Jacuípe River’s estuary.

Date (sampling)	Point	Temperature (°C)	pH		Conductivity (mS cm^−1)		DO (mg L^−1)
		S	S	D	S	D	S
03/2007 (1)	1	29.3	7.79	7.89	40.60	40.00	5.5
	2	27.2	7.12	7.88	10.20	39.90	7.8
	3	28.6	6.73	6.82	1.46	1.57	8.6
	4	28.4	6.77	6.88	0.20	0.21	8.8
	5	28.1	6.79	6.94	0.12	0.12	9.6
05/2007 (2)	1	28.5	7.45	7.24	7.45	2.52	6.3
	2	27.0	7.32	7.20	3.24	1.90	7.5
	3	27.6	7.22	7.24	1.22	0.62	8.4
	4	26.8	7.14	7.20	0.21	0.21	8.6
	5	27.2	7.19	7.25	0.22	0.18	8.6
06/2007 (3)	1	27.2	7.30	7.10	1.33	0.74	3.9
	2	26.6	6.80	7.00	0.93	0.43	7.6
	3	30.1	6.80	7.00	0.36	0.28	4.9
	4	27.5	7.20	7.20	0.16	0.17	5.1
	5	28.4	7.00	7.00	0.16	0.16	8.0
07/2007 (4)	1	28.2	6.00	6.20	6.92	7.64	8.3
	2	26.7	6.30	6.40	4.43	5.21	8.8
	3	26.5	7.00	7.10	0.97	1.21	7.6
	4	26.6	7.80	7.70	0.17	0.14	6.0
	5	27.5	8.00	7.80	0.13	0.18	9.1
08/2007 (5)	1	27.5	5.60	6.20	43.00	43.00	8.9
	2	26.8	7.30	6.70	1.20	39.40	9.4
	3	26.4	7.00	6.70	19.56	19.74	8.5
	4	27.3	7.10	7.20	6.93	9.85	8.2
	5	27.0	7.10	6.90	7.95	15.49	6.9
09/2007 (6)	1	26.0	7.43	7.35	22.20	22.10	8.8
	2	25.6	7.19	7.20	17.11	17.21	7.5
	3	26.5	6.87	6.79	5.68	6.14	9.3
	4	27.8	6.60	6.56	0.45	0.47	9.6
	5	26.8	6.50	6.60	0.38	0.40	8.7
10/2007 (7)	1	28.2	6.00	6.70	29.00	30.90	7.2
	2	27.3	7.30	7.00	17.19	29.50	7.9
	3	28.2	6.90	6.90	16.79	23.50	7.4
	4	28.0	7.10	6.80	4.28	6.83	7.7
	5	27.5	7.10	6.90	3.64	4.97	8.1
11/2007 (8)	1	27.7	7.90	7.90	48.60	48.50	7.9
	2	28.1	8.00	8.10	46.80	47.40	6.5
	3	28.4	8.00	8.10	41.30	42.80	7.1
	4	27.9	8.00	8.00	0.20	0.21	7.0
	5	27.9	7.90	7.90	0.12	0.12	6.8
03/2008 (9)	1	28.4	7.37	7.36	48.60	48.50	7.9
	2	29.4	7.39	7.28	46.80	47.40	6.5
	3	29.6	7.21	7.36	41.30	42.80	7.1
	4	28.7	6.73	6.87	0.20	0.21	7.0
	5	29.3	6.67	6.89	0.12	0.12	6.8
04/2008 (10)	1	28.5	7.48	7.62	41.60	42.80	6.4
	2	29.0	7.66	7.69	16.10	38.90	8.8
	3	29.1	7.59	7.46	1.53	1.83	8.1
	4	29.0	7.80	7.57	0.28	0.32	6.1
	5	29.3	7.50	7.31	0.14	0.15	6.1
06/2008 (11)	1	27.8	7.87	7.68	35.20	35.00	8.4
	2	28.1	7.45	7.70	5.87	32.70	7.2
	3	28.7	7.30	7.60	21,70	32.20	6.9
	4	28.2	7.21	7.03	8.47	9.51	8.0
	5	28.5	6.90	6.98	6.63	8.87	7.0
08/2008 (12)	1	25.1	7.54	7.64	3.80	36.80	8.4
	2	24.6	7.51	7.47	9.16	35.40	8.2
	3	23.7	7.15	7.28	31.00	33,90	8.5
	4	22.7	6.76	7.42	25.00	37.30	8.7
	5	22.7	6.76	7.15	24.50	30.20	8.7
09/2008 (13)	1	26.4	7.90	7.97	27.40	27.40	8.0
	2	26.6	7.74	7.81	22.00	22.10	8.5
	3	26.7	7.40	7.40	9.85	9.95	8.5
	4	26.4	7.14	7.05	0.49	0.55	8.0
	5	26.3	7.06	7.03	0.38	0.41	7.9

S: surface and D: deep.