Table 1.
Parameter† | M1 | M2 | M3 | M4 | M5 | M6 | M7 | M8 | M9 |
---|---|---|---|---|---|---|---|---|---|
Sample property | Sediment | Sediment | Sediment | Sediment | Sediment | Sediment | Sediment | Sediment | Seawater |
Sampling date | 16 March 2010 | 24 March 2010 | 25 March 2010 | 08 January 2011 | 08 January 2011 | 09 January 2011 | 13 January 2010 | 15 January 2010 | 11 January 2010 |
Longitude | 47.4069°E | 55.5838°E | 54.6835°E | 48.6123°E | 48.1095°E | 47.9646°E | 49.5167°E | 49.6167°E | 49.6500°E |
Latitude | 38.9533°S | 34.2985°S | 34.8192°S | 38.1668°S | 38.5650°S | 38.3187°S | 37.7667°S | 37.8333°S | 37.7833°S |
Depth (m) | 1880 | 3178 | 3523 | 2187 | 2734 | 1662 | 4000 | 2800 | 2800 |
EC (us/cm) | 6500 | 12040 | 9920 | 10160 | 10740 | 7780 | 4170 | 11520 | 26200 |
pH | 9.06 | 8.83 | 8.62 | 9.11 | 8.96 | 8.9 | 8.34 | 7.77 | 7.47 |
Ca (g/kg) | 290.30 | 340.10 | 353.30 | 299.50 | 337.90 | 290.60 | 20.01 | 0.15 | 3.19 |
Fe (mg/kg) | 2610.02 | 4229.17 | 2982.88 | 2159.43 | 3902.49 | 8666.48 | 364.74 | 1553.71 | 0.02 |
Mg (mg/kg) | 8300.00 | 2900.00 | 1800.00 | 1200.00 | 2000.00 | 13300.00 | 158.00 | 62.58 | 9312.00 |
Mn (mg/kg) | 1428.70 | 596.23 | 394.15 | 277.52 | 551.21 | 12915.74 | 19.19 | 105.02 | 0.01 |
S (mg/kg) | 2067.02 | 2036.25 | 1800.20 | 1218.69 | 966.65 | 1133.50 | 300.37 | 44.46 | 1254.50 |
TOC (mg/kg) | 1300.00 | 1600.00 | 1400.00 | 1700.00 | 1400.00 | 1300.00 | 4920.00 | 68255.00 | 18.01 |
TN (mg/kg) | 740.00 | 390.00 | 530.00 | 870.00 | 550.00 | 790.00 | 389.00 | 239.00 | 47.00 |
NO-N (mg/kg) | 57.00 | 19.00 | 19.00 | 23.00 | 20.00 | 27.00 | 13.91 | 5.12 | 8.84 |
TP (mg/kg) | 170.00 | 370.00 | 230.00 | 150.00 | 180.00 | 210.00 | 1590.00 | 2590.00 | 679.00 |
The temperature at all sampling locations was 2–4°C.
EC, electric conductance; TN, total nitrogen; TP, total phosphorus; TOC, total organic carbon; NO-N, nitrate nitrogen.