Table 1.
Samples collected on multiple research cruises near the Macondo wellhead with sampling dates, depths, and geographical coordinates.
| Sample names | Ship | Date | Depth (m) | Latitude (N) | Longitude (W) | Oil-impacted | Sample layer |
|---|---|---|---|---|---|---|---|
| PE6 | RV Pelican | 5/5/2010 | 1380 | 28°46.557 | 88°24.293 | Negative | 0–3 cm |
| PE21 | RV Pelican | 5/8/2010 | 1605 | 28°42.150 | 88°21.729 | Negative | 0–3 cm |
| C40 | RV Oceanus | 9/7/2010 | 1496 | 28°47.282 | 88°10.020 | Oil flocs | 0–3 cm |
| C75 | RV Oceanus | 9/10/2010 | 1087 | 28°42.650 | 88°44.900 | Oil flocs | 0–1 cm |
| C82 | RV Oceanus | 9/11/2010 | 1372 | 28°32.950 | 88°40.760 | Oil flocs | 0–1 cm |
| GIP24 | RV Cape Hatteras | 10/17/2010 | 1418 | 28°46.235 | 88°22.874 | Surface brown layer | 0–1 cm |
| GIP16 | RV Cape Hatteras | 10/16/2010 | 1560 | 28°43.383 | 88°24.577 | Surface brown layer | 0–1 cm |
| GIP16 (RNA) | RV Cape Hatteras | 10/16/2010 | 1560 | 28°43.383 | 88°24.577 | Surface brown layer | 0–1 cm |
| GIP16 3–4 cm | RV Cape Hatteras | 10/16/2010 | 1560 | 28°43.383 | 88°24.577 | Below brown layer | 3–4 cm |
| GIP08 | RV Cape Hatteras | 10/13/2010 | 2360 | 27°54.370 | 88°27.001 | Negative | 0–1 cm |
| GIP08 (RNA) | RV Cape Hatteras | 10/13/2010 | 2360 | 27°54.370 | 88°27.001 | Negative | 0–1 cm |
| MUC19 | RV Atlantis | 11/30/2010 | 1574 | 28°43.350 | 88°21.770 | Surface brown layer | 0–2.5 cm |
| MUC20 | RV Atlantis | 12/1/2010 | 1885 | 28°29.290 | 88°19.050 | Negative | 0–2.5 cm |
| E01801 | RV Endeavor | 7/25/2011 | 1630 | 28°42.382 | 88°21.815 | Surface brown layer | 0–2 cm |
| E01804 | RV Endeavor | 7/26/2011 | 1620 | 28°42.491 | 88°21.999 | Surface brown layer | 0–2 cm |
| E01402 | RV Endeavor | 7/21/2011 | 64 | 28°20.919 | 91°49.563 | Negative | 0–2 cm |