Table 2. Metadata and geographical coordinates of sampled stations.
| SAGID | Sampling Site | Layer | Temp. (°C) | Depth (M) | Salinity (%) | pH | Coordinates (La.t, N/ Long., E) |
|---|---|---|---|---|---|---|---|
| AAA833F18 | Atlantis II Deep | Upper convective layer 1 | ≈ 54 | 2048 | 15.2 | 5.6 | 21°/38° |
| AAA833K04 | Atlantis II Deep | Upper convective layer 1 | ≈ 54 | 2048 | 15.2 | 5.6 | 21°/38° |
| AAA259A05 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259B11 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259D14 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259D18 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259E17 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259E19 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259E22 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259I07 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259I09 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259I14 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259J03 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259M10 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA259O05 | Discovery | Brine | 44.8 | 2141 | 26.2 | 6.2 | 21° 16.98′/38° 03.18′ |
| AAA261C02 | Atlantis II Deep | Brine -Interphase | 57–63 | 2036 | 15.1–16.8 | 5.6 | 21°/38° |
| AAA261D19 | Atlantis II Deep | Brine -Interphase | 57–63 | 2036 | 15.1–16.8 | 5.6 | 21°/38° |
| AAA261F17 | Atlantis II Deep | Brine -Interphase | 57–63 | 2036 | 15.1–16.8 | 5.6 | 21°/38° |
| AAA261F19 | Atlantis II Deep | Brine -Interphase | 57–63 | 2036 | 15.1–16.8 | 5.6 | 21°/38° |
| AAA261G05 | Atlantis II Deep | Brine -Interphase | 57–63 | 2036 | 15.1–16.8 | 5.6 | 21°/38° |
| AAA261O19 | Atlantis II Deep | Brine -Interphase | 57–63 | 2036 | 15.1–16.8 | 5.6 | 21°/38° |
| AAA382A03 | Nereus | Nereus Brine | 30.1 | 2445 | 22.4 | 5.5 | 23° 11.53′/37° 25.09′ |
| AAA382A13 | Nereus | Nereus Brine | 30.1 | 2445 | 22.4 | 5.5 | 23° 11.53′/37° 25.09′ |
| AAA382A20 | Nereus | Nereus Brine | 30.1 | 2445 | 22.4 | 5.5 | 23° 11.53′/37° 25.09′ |
| AAA382C18 | Nereus | Nereus Brine | 30.1 | 2445 | 22.4 | 5.5 | 23° 11.53′/37° 25.09′ |
| AAA382F02 | Nereus | Nereus Brine | 30.1 | 2445 | 22.4 | 5.5 | 23° 11.53′/37° 25.09′ |
| AAA382K21 | Nereus | Nereus Brine | 30.1 | 2445 | 22.4 | 5.5 | 23° 11.53′/37° 25.09′ |
| AAA382M17 | Nereus | Nereus Brine | 30.1 | 2445 | 22.4 | 5.5 | 23° 11.53′/37° 25.09′ |
| AAA382N08 | Nereus | Nereus Brine | 30.1 | 2445 | 22.4 | 5.5 | 23° 11.53′/37° 25.09′ |
| AAA385D11 | Erba | Erba Brine | 28.2–28.5 | 2392 | 18.1 | 7.15 | 20° 43.80′/38° 10.98′ |
| AAA385M02 | Erba | Erba Brine | 28.2–28.5 | 2392 | 18.1 | 7.15 | 20° 43.80′/38° 10.98′ |
| AAA385M11 | Erba | Erba Brine | 28.2–28.5 | 2392 | 18.1 | 7.15 | 20° 43.80′/38° 10.98′ |
Physicochemical parameters recorded on site were depth, temperature, salinity and pH.