Table 13 - Results of chemical analyses of sectioned periphyton mats collected in South Florida in 1996

SAMPLE	Total Mercury (µg/g)	Methyl Mercury as Mercury (µg/g)	Phosphorus (mg/g)	Percent Carbon	Percent Organic Carbon	Percent Inorganic Carbon	Percent Nitrogen	Percent Nitrogen	Average Percent Nitrogen
WCA2A
060796-WCA2AE4-Sa-p-h	0.60	0.01	0.5	36.1	33.5	2.7	1.4	1.5	1.4
060796-WCA2AE4-Sb1-p-h	0.27	n.d.	0.4	37.9	37.5	0.5	1.4	1.7	1.5
060796-WCA2AE4-Sb2-p-h	0.52	n.d.	0.5	38.7	37.3	1.3	1.7	1.8	1.7
060796-WCA2AE4-Sb3-p-h	0.39	0.01	0.5	38.8	37.4	1.4	1.8	1.7	1.7
060796-WCA2AE4-Sc-p-h	0.74	0.12	0.7	40.5	37.0	3.5	2.1	2.0	2.0
060796-WCA2AE4-Sd-p-h	0.41	n.d.	0.6	38.5	37.2	1.3	1.7	1.7	1.7
060796-WCA2AF3-Sa-p-h	0.42	0.06	1.1	26.2	26.0	0.2	1.9	2.0	1.9
060796-WCA2AF3-Sb1-p-h	0.15	0.04	1.1	33.4	23.4	10.0	2.6	2.1	2.3
060796-WCA2AF3-Sb2-p-h	0.15	0.05	1.1	26.8	27.4	0.0	1.8	2.5	2.2
060796-WCA2AF3-Sb3-p-h	0.22	0.17	1.4	31.9	26.2	5.7	2.6	2.6	2.6
060796-WCA2AF3-Sc-p-h	0.41	0.24	1.6	33.0	30.1	3.0	2.6	2.8	2.7
060796-WCA2AF3-Sd-p-h	0.24	0.13	1.2	n.a.	n.a.	n.a.	n.a.	n.a.	n.a.
060796-WCA2AU3-Sa-p-h	0.23	n.d.	0.2	27.6	21.8	5.8	1.8	1.8	1.8
060796-WCA2AU3-Sb1-p-h	0.40	0.01	0.2	28.6	23.8	4.8	2.0	2.1	2.1
060796-WCA2AU3-Sb2-p-h	0.40	0.00	0.2	28.0	22.9	5.1	2.0	2.0	2.0
060796-WCA2AU3-Sb3-p-h	0.31	0.01	0.3	28.6	24.6	4.0	2.2	2.3	2.2
060796-WCA2AU3-Sc-p-h	0.31	0.04	0.3	28.3	23.4	4.9	2.1	2.1	2.1
060796-WCA2AU3-Sd-p-h	0.31	0.00	0.2	29.4	25.1	4.3	2.0	2.2	2.1
120996-WCA2AU3-Sa-p-g	0.07	n.d	0.2	20.6	13.8	6.9	0.9	0.9	0.9
120996-WCA2AU3-Sb-p-g	0.07	n.d	0.2	20.7	13.2	7.4	1.0	0.9	0.9
120996-WCA2AU3-Sc-p-g	0.10	n.d	0.2	21.3	14.6	6.7	1.0	1.0	1.0
120996-WCA2AU3-Sd-p-g	0.04	n.d	0.2	21.1	14.1	7.0	1.0	0.9	0.9
SAMPLE	Total Mercury (µg/g)	Methyl Mercury as Mercury (µg/g)	Phosphorus (mg/g)	Percent Carbon	Percent Organic Carbon	Percent Inorganic Carbon	Percent Nitrogen	Percent Nitrogen	Average Percent Nitrogen
WCA2B
060796-WCA2BN-Sa-p-h	0.60	n.d.	0.1	30.0	26.7	3.3	1.7	1.7	1.7
060796-WCA2BN-Sb1-p-h	0.37	0.06	0.2	31.2	28.0	3.3	1.9	1.9	1.9
060796-WCA2BN-Sb2-p-h	0.36	0.10	0.2	30.4	27.6	2.9	1.8	2.0	1.9
060796-WCA2BN-Sb3-p-h	0.31	0.08	0.2	31.4	28.0	3.4	2.2	2.1	2.2
060796-WCA2BN-Sc-p-h	0.65	0.02	0.2	31.3	28.5	2.8	2.0	2.1	2.1
060796-WCA2BN-Sd-p-h	0.27	n.d	0.2	30.5	27.8	2.7	2.0	2.0	2.0
121196-WCA2BS-Sa-p-g	no sample	n.d	no sample	29.5	26.9	2.6	1.7	1.6	1.6
121196-WCA2BS-Sb1-p-g	0.15	n.d	0.2	29.4	23.6	5.7	1.7	1.6	1.6
121196-WCA2BS-Sb2-p-g	0.16	n.d	0.2	29.2	26.4	2.8	1.6	1.5	1.6
121196-WCA2BS-Sb3-p-g	0.09	n.d	0.2	29.4	26.6	2.8	1.6	1.6	1.6
121196-WCA2BS-Sc-p-g	0.13	n.d	0.2	28.6	26.7	1.9	1.6	1.5	1.5
121196-WCA2BS-Sd-p-g	0.05	n.d	0.2	28.1	24.4	3.7	1.4	1.4	1.4
WCA3A
060796-WCA3A3A15-Sa-p-h	0.63	0.02	0.1	29.9	25.2	4.6	1.2	1.2	1.2
060796-WCA3A3A15-Sb1-p-h	0.32	n.d.	0.1	27.8	21.7	6.1	1.2	1.3	1.2
060796-WCA3A3A15-Sb2-p-h	0.20	0.03	0.1	27.2	21.0	6.1	1.2	1.2	1.2
060796-WCA3A3A15-Sb3-p-h	0.27	0.06	0.1	26.5	20.2	6.4	1.2	1.2	1.2
060796-WCA3A3A15-Sc-p-h	0.18	0.08	0.1	27.8	21.9	5.8	1.2	1.3	1.2
060796-WCA3A3A15-Sd-p-h	0.17	0.01	0.1	26.0	22.4	3.6	1.1	1.2	1.2
121296-WCA3A3A15-Sa-p-g	0.15	n.d	0.2	30.9	27.5	3.4	1.6	1.6	1.6
121296-WCA3A3A15-Sb-p-g	0.23	n.d.	0.2	30.9	28.3	2.6	1.7	1.6	1.6
121296-WCA3A3A15-Sc-p-g	0.29	0.06	0.2	33.0	30.4	2.6	1.9	1.8	1.9
121296-WCA3A3A15-Sd-p-g	0.11	0.03	0.3	32.2	28.9	3.3	1.9	1.8	1.9
BCNP
120896-BCA5-Sa-p-g	0.09	n.d.	0.4	27.8	21.7	6.0	1.6	1.6	1.6
120896-BCA5-Sb-p-g	0.15	n.d.	0.4	28.4	22.7	5.7	1.8	1.7	1.7
120896-BCA5-Sc-p-g	0.30	0.03	0.6	28.9	23.9	5.0	1.9	2.0	1.9
120896-BCA5-Sd-p-g	0.07	n.d.	0.3	27.1	20.9	6.2	1.6	1.6	1.6

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