Event label Optional label Method/Device Abbreviation O2A Registry URI Date/Time Latitude Longitude Elevation Date/Time end Latitude end Longitude end Elevation end Comment 58GS20180728-track Underway cruise track measurements CT 2018-07-28T12:44:24 69.86620 18.86210 2018-08-14T06:22:43 69.67970 18.99700 GS2018108-01-ROV-01 Remote operated vehicle ROV 2018-07-28T19:40:00 70.78690 18.05770 -220 2018-07-29T00:21:00 70.78710 18.05610 -223 Collection of live material for experiments (G. barretti, Phakellia and Hymedesmia paupertas) GS2018108-02-CTD-01 CTD/Rosette CTD-RO 2018-07-29T10:09:00 69.49470 15.66020 -1599 2018-07-29T11:08:00 69.49470 15.66020 -1599 Water samples for nutrients, SPOM, microbial DNA, ex situ experiments GS2018108-03-ROV-02 Remote operated vehicle ROV 2018-07-29T12:45:00 69.49530 15.64940 -1502 2018-07-29T18:22:00 69.46370 15.56590 -731 Deeper part sedimented and dominated by anthozoans, Comm shift around 700 m GS2018108-04-ROV-03 Remote operated vehicle ROV 2018-07-30T00:34:00 69.46390 15.56640 -726 2018-07-30T04:00:00 69.45030 15.54870 -550 More rocky and G. barretti-dominated in upper part GS2018108-05-CTD-02 CTD/Rosette CTD-RO 2018-07-31T10:08:00 73.82470 7.55920 -584 2018-07-31T10:35:00 73.82470 7.55920 -584 CTD primarily for SVP for ROV-MBES work on Schultz summit. Samples for nutrients, DOC, SPOM, microbial DNA and counts GS2018108-06-ROV-04 Remote operated vehicle ROV 2018-07-31T12:16:00 73.83010 7.56130 -579 2018-07-31T12:26:00 73.83010 7.56130 -580 Deployment of pump GS2018108-07-ROV-05 Remote operated vehicle ROV 2018-07-31T13:51:00 73.82990 7.56180 -580 2018-07-31T16:33:00 73.83000 7.56150 -580 Deployment of Furu/Jasper - failed. Manuel chamber for testing at 15.09. Collection of Schaudinnia for pop gen and Stelletta + epifauna for food web GS2018108-08-ROV-06 Remote operated vehicle ROV 2018-07-31T20:32:00 73.82990 7.56080 -579 2018-07-31T21:10:00 73.82990 7.56080 -579 J and F chambers deployed, niskin collected GS2018108-09-ROV-07 Remote operated vehicle ROV 2018-07-31T23:41:00 73.83060 7.55490 -579 2018-08-01T08:31:00 73.82990 7.56100 -579 2 trawl tracks (2014 & 2016) and 2 control lines were surveyed twice each: (1) multibeam at 4m; (2) close up at 2m. GS2018108-10-ROV-08 Remote operated vehicle ROV 2018-08-01T11:24:00 73.83670 7.53450 -580 2018-08-01T14:15:00 73.82990 7.56120 -571 Manuel chambers deployed (x4), profile pump retrieved (26h), first Manuel chamber retrieved (after 23h) GS2018108-11-ROV-09 Remote operated vehicle ROV 2018-08-01T16:33:00 73.82990 7.56190 -580 2018-08-01T17:31:00 73.82990 7.56190 -580 Deployment of F and J chambers GS2018108-12-CTD-03 CTD/Rosette CTD-RO 2018-08-01T18:41:00 73.82740 7.64230 -1056 2018-08-01T19:20:00 73.82740 7.64230 -1119 Start of CTD transect to the E of Schultz. Samples for nutrients, SPOM, microbial DNA GS2018108-13-CTD-04 CTD/Rosette CTD-RO 2018-08-01T20:10:00 73.82740 7.96500 -2057 2018-08-01T21:20:00 73.82740 7.96500 -2056 CTD transect station. Samples for nutrients, SPOM, microbial DNA GS2018108-14-CTD-05 CTD/Rosette CTD-RO 2018-08-01T22:05:00 73.82730 8.28490 -2190 2018-08-01T23:50:00 73.82730 8.28490 -2190 CTD transect station. Samples for nutrients, SPOM, microbial DNA GS2018108-16-ROV-10 Remote operated vehicle ROV 2018-08-02T00:00:00 73.83020 7.56240 -580 2018-08-02T07:00:00 73.83020 7.56240 -580 Recovery of J and F chambers, marked, to be collected after 96h, profile pump deployed GS2018108-17-AGT-01 Agassiz Trawl AGT 2018-08-02T00:00:00 73.83000 7.56200 Positions approximate GS2018108-15-CTD-06 CTD/Rosette CTD-RO 2018-08-02T00:11:00 73.82650 8.60500 -3000 2018-08-02T01:45:00 73.82650 8.60500 -3000 CTD transect station. No samples GS2018108-18-ROV-11 Remote operated vehicle ROV 2018-08-02T11:50:00 73.83020 7.56150 -576 2018-08-02T14:43:00 73.82980 7.55990 -578 Deployment of J and F chambers, deployment of Manuel (2), coll for Erik's exp (fauna) GS2018108-19-ROV-12 Remote operated vehicle ROV 2018-08-02T19:31:00 73.83800 7.60490 -835 2018-08-02T22:12:00 73.83600 7.58520 -680 Dive in eastern flank of seamount GS2018108-20-ROV-13 Remote operated vehicle ROV 2018-08-03T00:03:00 73.83000 7.56130 -580 2018-08-03T01:28:00 73.83000 7.56130 -580 Pickup of J and F chambers, suction of incubated material GS2018108-21-ROV-14 Remote operated vehicle ROV 2018-08-03T08:00:00 73.83020 7.56290 -577 2018-08-03T09:32:00 73.82990 7.56200 -577 Deployment of J and F chambers and Manuel (x2), pickup of profile pump GS2018108-22-CTD-07 CTD/Rosette CTD-RO 2018-08-03T11:10:00 73.82990 7.56240 -582 2018-08-03T11:36:00 73.82990 7.56240 -582 CTD to complete water column profiles about profile pump. Samples for nutrients, metabolomics, microbial DNA, bacterial counts, SPOM GS2018108-23-ROV-15 Remote operated vehicle ROV 2018-08-03T13:00:00 73.82780 7.54510 -600 73.82780 7.54510 -625 Trawl transect 2016 low altitude + blade corers inside 2014 and 2016 marks GS2018108-24-ROV-16 Remote operated vehicle ROV 2018-08-03T20:36:00 73.83030 7.56280 -580 2018-08-03T21:32:00 73.83030 7.56280 -580 Pickup of J and F Cchambers GS2018108-25-ROV-17 Remote operated vehicle ROV 2018-08-03T23:58:00 73.78700 7.50690 -1490 2018-08-04T06:45:00 73.80110 7.50370 -695 SW side of Schultz GS2018108-29-CTD-09 CTD/Rosette CTD-RO 2018-08-04T02:20:00 73.82730 6.83920 -2972 2018-08-05T00:05:00 73.82730 6.83920 -2972 CTD transect W of Schultz Massif. Samples for nuts, bacterial counts, microbial DNA, SPOM GS2018108-26-ROV-18 Remote operated vehicle ROV 2018-08-04T08:50:00 73.83030 7.56220 -580 2018-08-04T09:28:00 73.83030 7.56220 -580 Pick-up Manuel chambers (2) GS2018108-27-ROV-19 Remote operated vehicle ROV 2018-08-04T12:00:00 73.81590 7.44350 -1100 2018-08-04T18:00:00 73.81260 7.43480 -1100 Surveyed deep 2014 trawl mark and adjacent control lines: (1) high altitude Mbeam (2) low altitude for video annotation. In addition 2 boxcores (inside and outside mark) GS2018108-28-CTD-08 CTD/Rosette CTD-RO 2018-08-04T20:15:00 73.82680 6.51620 -2479 2018-08-04T21:37:00 73.82680 7.51620 -2479 CTD transect W of Schultz Massif. No samples. GS2018108-30-CTD-10 CTD/Rosette CTD-RO 2018-08-05T00:58:00 73.82750 7.16200 -2111 2018-08-05T02:06:00 73.82750 7.16200 -2111 CTD transect W of Schultz Massif. Samples for nuts, bacterial counts, microbial DNA, SPOM GS2018108-31-CTD-11 CTD/Rosette CTD-RO 2018-08-05T02:50:00 73.82730 7.48270 -994 2018-08-05T03:31:00 73.82730 7.48270 -994 CTD transect W of Schultz Massif. Samples for nuts, bacterial counts, microbial DNA, SPOM GS2018108-32-ROV-20 Remote operated vehicle ROV 2018-08-05T07:15:00 73.82990 7.56250 -574 2018-08-05T08:07:00 73.82970 7.56220 -580 Deployment of profile pump, amphipod trap and 2xManuel chambers GS2018108-33-ROV-21 Remote operated vehicle ROV 2018-08-05T09:15:00 73.82990 7.56140 -572 2018-08-05T10:47:00 73.83000 7.56080 -578 Recovery/suction of first 96h incubation GS2018108-34-ROV-22 Remote operated vehicle ROV 2018-08-05T14:22:00 73.77020 6.99820 -1730 2018-08-05T19:12:00 73.77360 7.04870 -1675 Deep dive, coll GS2018108-35-ROV-23 Remote operated vehicle ROV 2018-08-06T06:08:00 73.83000 7.56240 -580 2018-08-06T07:10:00 73.83000 7.56200 -580 Recovery/suction of first 96h incubation GS2018108-36-ROV-24 Remote operated vehicle ROV 2018-08-06T08:41:00 73.82970 7.56070 -574 2018-08-06T11:06:00 73.82990 7.56260 -580 Recovery of M chambers, amphipod trap, profile pump GS2018108-37-CTD-12 CTD/Rosette CTD-RO 2018-08-06T11:57:00 73.83000 7.56090 -580 2018-08-06T12:20:00 73.83000 7.56090 -580 CTD to complete water column profiles about profile pump. Samples for nutrients, metabolomics, microbial DNA, bacterial counts, SPOM GS2018108-38-ROV-25 Remote operated vehicle ROV 2018-08-06T13:25:00 73.83250 7.53460 -600 2018-08-06T15:32:00 73.82880 7.53510 -564 Mapping of AGT1-2018 trawl mark GS2018108-39-ROV-26 Remote operated vehicle ROV 2018-08-06T20:18:00 73.68500 8.46310 -3014 2018-08-07T02:32:00 73.69400 8.41610 -3060 Volcano in rift valley GS2018108-40-ROV-27 Remote operated vehicle ROV 2018-08-07T21:02:00 72.00590 14.71290 -1260 2018-08-07T23:30:00 72.00580 14.71270 -1260 Haakon Mosby Mud Volcano, 4x blade corers GS2018108-41-ROV-28 Remote operated vehicle ROV 2018-08-08T13:52:00 71.58890 21.37530 -331 2018-08-08T14:28:00 71.58880 21.37530 -331 Non trawled site. Deployment profile pump and 1x Chamber Manuel GS2018108-42-ROV-29 Remote operated vehicle ROV 2018-08-08T15:25:00 71.58900 21.37650 -330 2018-08-08T16:47:00 71.58890 21.37670 -330 Deployment of 3 manuel chambers, collection of G. barretti for experiments GS2018108-43-ROV-30 Remote operated vehicle ROV 2018-08-08T17:54:00 71.58900 21.37610 -330 2018-08-08T19:43:00 71.58720 21.37350 -330 Collection for food web, reprod of Asconema and tax GS2018108-44-ROV-31 Remote operated vehicle ROV 2018-08-09T00:01:00 71.58690 21.38390 -330 2018-08-09T03:53:00 71.58650 21.37010 -334 Video survey of trawl transect (low-pressure area) and 3 adjacent control lines + picking up Geodia GS2018108-45-ROV-32 Remote operated vehicle ROV 2018-08-09T06:03:00 71.58670 21.37060 -330 2018-08-09T06:38:00 71.58670 21.37060 -330 Deployment of J and F chambers GS2018108-46-ROV-33 Remote operated vehicle ROV 2018-08-09T08:05:00 71.58610 21.37080 -330 2018-08-09T12:39:00 71.58680 21.37070 -333 Collection dive, food web and biodiv/reprod GS2018108-47-ROV-34 Remote operated vehicle ROV 2018-08-09T14:02:00 71.58770 21.37130 -330 2018-08-09T14:44:00 71.58900 21.37570 -330 Recovery of profile pump and 1 M chamber GS2018108-48-CTD-13 CTD/Rosette CTD-RO 2018-08-09T15:10:00 71.58930 21.37590 -332 2018-08-09T00:00:00 71.58930 21.37590 -332 CTD to complete water column profiles about profile pump. Samples for nutrients, metabolomics, microbial DNA, bacterial counts, SPOM GS2018108-49-ROV-35 Remote operated vehicle ROV 2018-08-09T16:16:00 71.58910 21.37500 -330 2018-08-09T18:15:00 71.58890 21.37660 -330 Deployment of 2 M chambers and pickup of 3 GS2018108-50-ROV-36 Remote operated vehicle ROV 2018-08-09T19:17:00 71.58920 21.37450 -330 2018-08-09T19:49:00 71.58920 21.37450 -330 Deployment of J and F chambers GS2018108-51-ROV-37 Remote operated vehicle ROV 2018-08-09T20:38:00 71.58900 21.37650 -330 2018-08-09T21:41:00 71.58930 21.37630 -333 Deployment of 2 x Manuel chambers and profile pump GS2018108-52-ROV-38 Remote operated vehicle ROV 2018-08-09T22:33:00 71.58920 21.37600 -330 2018-08-09T23:36:00 71.59000 21.37630 -333 Deployment of 1 x Manuel chamber, collection of Geodia barretti GS2018108-53-ROV-39 Remote operated vehicle ROV 2018-08-10T04:33:00 71.58920 21.37470 -330 2018-08-10T05:00:00 71.58920 21.37470 -330 Pickup J and F chambers GS2018108-54-ROV-40 Remote operated vehicle ROV 2018-08-10T06:11:00 71.58900 21.37640 -330 2018-08-10T06:28:00 71.58900 21.37650 -330 Pickup profile pump GS2018108-55-CTD-14 CTD/Rosette CTD-RO 2018-08-10T06:55:00 71.58930 21.37500 -330 2018-08-10T07:12:00 71.58930 21.37500 -330 CTD to complete water column profiles about profile pump. Samples for nutrients, metabolomics, microbial DNA, bacterial counts, SPOM GS2018108-56-ROV-41 Remote operated vehicle ROV 2018-08-10T08:53:00 71.58640 21.36820 -330 ROV multibeam GS2018108-57-ROV-42 Remote operated vehicle ROV 2018-08-10T13:32:00 71.58920 21.37500 -331 2018-08-10T14:21:00 71.58920 21.37500 -331 Deployment of F and J chambers GS2018108-58-ROV-43 Remote operated vehicle ROV 2018-08-10T15:07:00 71.58930 21.37480 -330 2018-08-10T17:18:00 71.58910 21.37500 -330 Deployment Profile pump, pickup Manuel chambers (2) GS2018108-59-ROV-44 Remote operated vehicle ROV 2018-08-10T20:00:00 71.58920 21.37470 -330 2018-08-10T20:29:00 71.58910 21.37440 -330 Pickup of J and M chambers GS2018108-60-ROV-45 Remote operated vehicle ROV 2018-08-10T21:19:00 71.58930 21.37640 -331 2018-08-10T21:57:00 71.58930 21.37640 -331 Recovery of Manuel chambers (2) and amphipod trap. GS2018108-61-ROV-46 Remote operated vehicle ROV 2018-08-10T23:25:00 71.58920 21.37510 -330 2018-08-10T23:59:00 71.58930 21.37570 -331 Recovery of Manuel chamber (1) and Profile pump. Test of Geodia pumping. GS2018108-62-CTD-15 CTD/Rosette CTD-RO 2018-08-11T00:48:00 71.58130 21.37980 -333 2018-08-11T01:05:00 71.58130 21.37980 -333 CTD to complete water column profiles about profile pump. Niskin 5 did not fire. GS2018108-63-ROV-47 Remote operated vehicle ROV 2018-08-11T10:45:00 70.25500 22.50770 -404 2018-08-11T13:00:00 70.25780 22.49390 -334 Collection dive Stjernsund GS2018108-64-ROV-48 Remote operated vehicle ROV 2018-08-11T14:05:00 70.26060 22.49660 -344 2018-08-11T18:23:00 70.26220 22.47580 -223 Collection dive Stjernsund GS2018108-65-ROV-49 Remote operated vehicle ROV 2018-08-11T19:51:00 70.26230 22.47600 -223 2018-08-12T11:19:00 70.26230 22.47600 -223 Deployment of profile pump, start ROV transect surveys, sub-sea transfer to collect profile pump. GS2018108-69-Multibeam-1 EM302 multibeam echosounder EM302 2018-08-12T00:00:00 70.27000 22.45000 Covering the entire Stjernsund reef, position given here approximate GS2018108-66-CTD-16 CTD/Rosette CTD-RO 2018-08-12T12:01:00 70.26220 22.47710 -227 2018-08-12T12:17:00 70.26220 22.47710 -227 CTD to complete water column profiles about profile pump. Samples for nutrients, metabolomics, microbial DNA, bacterial counts, SPOM. Niskin 5 did not fire. GS2018108-67-CTD-17 CTD/Rosette CTD-RO 2018-08-12T12:45:00 70.24970 22.53330 -465 2018-08-12T13:03:00 70.24970 22.53330 -465 Deep station to characterise water masses. Southeast of sill. No water samples collected. GS2018108-68-CTD-18 CTD/Rosette CTD-RO 2018-08-12T13:40:00 70.27480 22.42020 -387 2018-08-12T13:55:00 70.27480 22.42020 -387 Deep station to characterise water masses. Northwest of sill. No water samples collected. Used for SVP for Ship-based MBES to follow. GS2018108-70-ROV-50 Remote operated vehicle ROV 2018-08-12T19:23:00 70.26230 22.47630 -222 2018-08-12T21:56:00 70.26640 22.46800 -274 Deploy profile pump and carry out collection dive. GS2018108-71-CTD-19 CTD/Rosette CTD-RO 2018-08-12T23:20:00 70.27500 22.41970 -387 2018-08-12T23:41:00 70.27500 22.41970 -387 CTD transect over Stjernsund CWC reef ridge/sill. SPM (surf. and bottom), NUTS/Si all depths. GS2018108-72-CTD-20 CTD/Rosette CTD-RO 2018-08-13T00:03:00 70.26880 22.44850 -356 2018-08-13T00:16:00 70.26880 22.44850 -356 CTD transect over Stjernsund CWC reef ridge/sill. No water sampling. GS2018108-73-CTD-21 CTD/Rosette CTD-RO 2018-08-13T00:36:00 70.26260 22.47640 -226 2018-08-13T00:53:00 70.26260 22.47640 -226 CTD transect over Stjernsund CWC reef ridge/sill. SPM (surf. and bottom), NUTS/Si all depths. GS2018108-74-CTD-22 CTD/Rosette CTD-RO 2018-08-13T01:14:00 70.25620 22.50510 -377 2018-08-13T01:29:00 70.25620 22.50510 -377 CTD transect over Stjernsund CWC reef ridge/sill. No water sampling. GS2018108-75-CTD-23 CTD/Rosette CTD-RO 2018-08-13T01:50:00 70.24990 22.53300 -467 2018-08-13T02:14:00 70.24990 22.53300 -467 CTD transect over Stjernsund CWC reef ridge/sill. SPM (surf. and bottom), NUTS/Si all depths. GS2018108-76-ROV-51 Remote operated vehicle ROV 2018-08-13T03:12:00 70.26720 22.46650 -305 2018-08-13T06:53:00 70.26230 22.47630 -222 Video survey; recovery of profile pump GS2018108-77-CTD-24 CTD/Rosette CTD-RO 2018-08-13T07:13:00 70.26310 22.47550 -222 2018-08-13T07:28:00 70.26310 22.47550 -222 CTD above profile pump GS2018108-78-ROV-52 Remote operated vehicle ROV 2018-08-13T08:36:00 70.26560 22.46390 -302 2018-08-13T13:07:00 70.27650 22.48910 -194 Western side along reef GS2018108-79-ROV-53 Remote operated vehicle ROV 2018-08-13T14:52:00 70.25890 22.54960 -448 2018-08-13T17:10:00 70.26140 22.56170 -65 Collection dive Stjernsund