Table 3.

Heavy metal concentration (mg kg⁻¹) in sediments from Pulicat Lake to Vadanemmeli, Chennai coast.

S. No.	SampleID/Elements	Mg	Al	K	Ca	Ti	Fe	V	Cr	Mn	Co	Ni	Zn
1.	CPL	1700	21200	7900	5700	1700	6500	41.40	27.30	115.90	2.30	16.40	22.40
2.	CPK	2500	32200	11000	12300	2700	8100	42.00	21.70	183.30	2.70	17.70	26.30
3.	CKP	1400	26900	11100	7200	600	4500	24.60	17.90	70.70	1.30	16.60	31.00
4.	CPS	1500	16400	8200	5100	600	3800	23.70	21.30	68.40	1.20	16.50	25.70
5.	CNK	2100	18800	8500	6000	700	4700	26.30	21.90	84.90	1.60	16.70	25.50
6.	CEE	2100	25200	8700	2400	1700	9800	37.00	41.60	213.60	3.30	18.90	35.00
7.	CTK	3200	27500	11300	15700	500	5500	26.30	22.10	102.70	1.80	17.30	34.20
8.	CCH	4200	30200	11200	12600	2400	9600	46.10	34.00	198.20	3.50	20.30	28.80
9.	CPT	1300	26900	8600	12300	3900	12800	62.50	41.90	256.50	4.60	18.40	45.30
10.	CKU	1200	24900	9900	8100	1400	6000	30.80	26.40	114.90	2.10	16.80	24.30
11.	CNB	2200	23800	10100	11400	2400	8800	37.40	39.00	153.80	3.00	17.60	26.60
12.	CMB	1200	20100	10000	5500	600	4100	24.10	16.20	76.90	1.30	15.60	26.00
13.	CBB	1000	25400	10000	10000	1600	6900	31.70	28.30	149.00	2.50	17.90	22.40
14.	CBN	3500	28700	11200	11500	1700	7800	34.70	30.80	152.50	2.80	22.10	28.90
15.	CTR	2000	24400	10800	9100	1600	6900	34.10	36.80	140.00	2.50	21.00	24.80
16.	CNI	2500	23500	9400	9900	800	5100	25.70	26.80	101.70	1.70	19.00	18.60
17.	CCG	100	22100	9100	9200	1200	5900	29.80	27.50	121.90	2.10	18.10	21.10
18.	CPR	2200	33500	11400	15300	5300	16000	85.70	59.30	307.70	5.70	23.40	37.70
19.	CKI	1400	29200	10600	11600	2400	9800	43.30	40.20	192.90	3.40	20.60	27.60
20.	CMK	1500	19200	8300	10100	1600	6600	28.30	32.60	134.40	2.20	17.90	20.10
21.	CKB	2000	32900	10900	13600	2700	11400	50.30	44.40	216.50	4.00	20.90	44.90
22.	CVM	1400	26600	8100	12300	8300	20000	129.00	93.00	381.10	7.10	23.60	43.40
Mean		1918	25436	9832	9859	2109	8209	41.58	34.14	160.80	2.85	18.79	29.12
Crustal Average (Turkien and Wedphol 1961)		15000	80000	26600	22100	4600	47200	130	90	850	19	68	95