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. 2020 Dec 1;11:593540. doi: 10.3389/fmicb.2020.593540

TABLE 1.

Physicochemical parameters for seawater samples collected along the Tunisian coast in November 2013.

Samples Location Coordinates Chla (ng/L) Depth (m) Density (mg/m3) Tempera-ture (°C) Salinity (g/L) NO2– (μM) NO3– (μM) NH4+ (μM) PO43– (μM) NT (μM) PT (μM) Si(OH)4 (μM)
S1B Tunis Gulf1 36.90 N 10.49 E 0 52 26.00 22.73 37.62 0.26 0.89 0.32 0.13 9.95 3.57 1.81
S2B Hammamet Gulf1 36.80 N 11.23 E 0 59 26.05 22.68 37.66 0.11 1.13 0.33 0.07 9.38 3.39 2.59
S2S Hammamet Gulf1 36.87 N 11.23 E 0 1 26.01 22.69 37.62 0.23 0.71 0.45 0.11 8.82 3.35 3.38
S3B Hammamet Gulf1 36.09 N 11.18 E 0 74 26.30 21.53 37.55 0.06 1.16 0.37 0.17 8.99 2.57 1.44
S3S Hammamet Gulf1 36.09 N 11.18 E 0 1 26.03 22.56 37.60 0.10 0.79 0.37 0.10 7.85 2.52 1.66
S4B Hammamet Gulf1 35.48 N 11.54 E 0 78 26.94 18.85 37.45 0.10 1.09 0.35 0.14 8.69 3.13 2.46
S4S Hammamet Gulf1 35.48 N 11.54 E 0 78 26.94 18.85 37.45 0.10 1.09 0.35 0.14 8.69 3.13 2.46
S5B Gabès Gulf2 34.58 N 11.79 E 10.2 42 26.10 24.19 38.32 0.10 1.14 0.22 0.13 8.62 3.14 2.03
S5S Gabès Gulf2 34.58 N 11.79 E 0 1 26.11 24.18 38.32 0.14 0.79 0.27 0.11 9.15 3.06 2.67
S6B Gabès Gulf2 34.60 N 10.78 E 0 13 27.32 22.02 39.09 0.25 0.77 0.63 0.24 9.01 3.46 2.21
S6S Gabès Gulf2 34.60 N 10.78 E 13.4 1 27.32 22.05 39.09 0.25 0.93 0.65 0.27 8.78 3.23 3.00
S7B Gabès Gulf2 34.42 N 10.63 E 0 26 26.75 23.67 38.97 0.16 0.90 0.49 0.18 8.97 4.12 3.02
S7S Gabès Gulf2 34.42 N 10.63 E 0 1 26.75 23.68 38.97 0.17 1.10 0.43 0.18 8.26 3.18 1.20
S8B Gabès Gulf2 34.30 N 10.58 E 0 33 26.94 23.12 39.01 0.25 0.57 0.53 0.17 8.40 3.13 3.87
S8S Gabès Gulf2 34.30 N 10.58 E 13.2 1 26.87 23.31 38.99 0.26 0.66 0.67 0.25 8.99 3.84 3.64
S9B Gabès Gulf2 34.31 N 11.07 E 17.2 25 27.01 22.63 38.91 0.11 0.67 0.49 0.13 8.95 4.04 3.91
S9S Gabès Gulf2 34.31 N 11.07 E 6.2 1 26.82 22.95 38.78 0.14 0.64 0.37 0.17 9.82 3.69 3.61
S11B Gabès Gulf2 34.43 N 10.77 E 18.2 35 26.96 23.03 39.00 0.08 0.76 0.47 0.12 9.54 4.14 3.32
S11S Gabès Gulf2 34.43 N 10.77 E 14.0 1 26.87 23.29 38.98 0.11 0.96 0.52 0.14 8.69 4.33 4.61

1Tunisian northern bays.

2Tunisian southern bay.