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 POS462-track Underway cruise track measurements CT 2013-10-31T00:00:00 38.43094 27.03863 2013-11-21T00:00:00 38.43094 27.03863 Izmir - Izmir GeoB17901-1 1024-1 Autonomous underwater vehicle AUV 2013-11-02T08:05:00 35.47850 30.25000 -1249 2013-11-02T12:41:00 35.46900 30.26450 -1271 AUV dive was cancelled GeoB17902-1 1025-1 Seabeam survey SEABEAM 2013-11-02T13:57:00 35.48950 30.22917 -1271 2013-11-02T14:30:00 35.48967 30.27467 -1353 First line of E-W survey over the MV GeoB17903-1 1026-1 CTD, Seabird CTD-R 2013-11-02T14:41:00 35.49083 30.28083 -1355 2013-11-02T15:38:00 without water sampling, sl-max:1349 m GeoB17904-1 1027-1 Seabeam survey SEABEAM 2013-11-02T15:47:00 35.48650 30.27883 -1375 2013-11-02T20:56:00 35.46450 30.27467 E-W survey over the MV GeoB17905-1 1028-1 Seabeam survey SEABEAM 2013-11-03T14:40:00 35.74550 30.39583 2013-11-03T02:22:00 35.48133 30.52217 Filling gaps in the bathymetric map of the area GeoB17906-1 1029-1 Gravity corer GC 2013-11-04T04:03:00 35.47872 30.25100 -1240 2013-11-04T04:51:00 On top of TMV, small GH pieces, 1 gas sample GeoB17907-1 1030-1 Gravity corer GC 2013-11-04T06:00:00 35.48200 30.26600 -1320 2013-11-04T06:48:00 1 nm NE of TMV, carbonate layer and shells GeoB17907-2 1030-2 Gravity corer GC 2013-11-04T07:05:00 35.48205 30.26607 -1320 2013-11-04T07:47:00 1 nm NE of TMV, only some sediment in core catcher GeoB17908-1 1031-1 Gravity corer GC 2013-11-04T08:07:00 35.47588 30.25347 -1258 2013-11-04T08:49:00 On SE-Top of MV, GH sampled in 11 gas vials GeoB17909-1 1032-1 Gravity corer GC 2013-11-04T09:27:00 35.46250 30.25317 -1286 2013-11-04T10:10:00 South of TMV, washed out GeoB17910-1 1033-1 Dynamic autoclave piston corer DAPC 2013-11-04T11:26:00 35.47563 30.25362 -1243 2013-11-04T12:38:00 SE-Top of TMV, same position as GC-4, failed GeoB17911-1 1034-1 Autonomous underwater vehicle AUV 2013-11-04T14:08:00 35.47533 30.24667 -1278 2013-11-04T16:24:00 35.47450 30.24500 AUV dive was cancelled GeoB17912-1 1035-1 Seabeam survey SEABEAM 2013-11-04T17:29:00 35.40383 30.21350 2013-11-04T11:06:00 35.44533 30.27700 Passing AthMV, AMV, and KMV GeoB17913-1 1036-1 Dynamic autoclave piston corer DAPC 2013-11-05T11:53:00 35.47578 30.25340 -1248 2013-11-05T13:15:00 SE-top of TMV, same position as DAPC-1, failed GeoB17914-1 1037-1 Autonomous underwater vehicle AUV 2013-11-05T14:06:00 35.47517 30.24783 2013-11-05T04:26:00 35.48200 30.23217 Dive successful, mission over TMV completed GeoB17915-1 1038-1 Seabeam survey SEABEAM 2013-11-06T05:12:00 35.44533 30.22000 2013-11-06T07:24:00 35.45650 30.22033 Two E-W lines south of TMV to enlarge the mapped area GeoB17916-1 1039-1 Dynamic autoclave piston corer DAPC 2013-11-06T07:54:00 35.47592 30.25340 -1241 2013-11-06T09:08:00 SE-Top of TMV, same position as DAPC-1 and -2, failed GeoB17917-1 1040-1 Seabeam survey SEABEAM 2013-11-06T09:13:00 35.47617 30.25350 -1248 2013-11-06T10:08:00 Transit to Athina MV GeoB17918-1 1041-1 Gravity corer GC 2013-11-06T10:39:00 35.38775 30.21017 -1793 2013-11-06T11:48:00 On AthMV, with 6 MTLs, carbonate crust in core catcher, no temp-data GeoB17919-1 1042-1 Seabeam survey SEABEAM 2013-11-06T12:11:00 35.38900 30.20817 -1768 2013-11-06T15:54:00 35.40300 30.15650 West of AthMV along the ridge crest GeoB17920-1 1043-1 Seabeam survey SEABEAM 2013-11-06T17:29:00 35.54983 30.36550 2013-11-06T03:13:00 North of TMV, E-W lines GeoB17921-1 1044-1 Gravity corer GC 2013-11-07T04:10:00 35.46640 30.25187 -1296 2013-11-07T05:11:00 S of TMV at mound, core bended, 6 MTLs - one lost, data from 4 MTLs GeoB17922-1 1045-1 Gravity corer GC 2013-11-07T06:54:00 35.47117 30.25958 -1303 2013-11-07T07:41:00 BS-patch SE of Thessaloniki, no gas hydrates GeoB17923-1 1046-1 Gravity corer GC 2013-11-07T08:03:00 35.47440 30.25968 -1282 2013-11-07T08:46:00 BS-patch east of TMV, carbonates and moussy sediment GeoB17924-1 1047-1 Gravity corer GC 2013-11-07T10:01:00 35.48263 30.25652 -1269 2013-11-07T10:54:00 NE of TMV, carbonate in the core catcher, no sediment GeoB17925-1 1048-1 Gravity corer GC 2013-11-07T11:29:00 35.47950 30.24933 -1246 2013-11-07T12:13:00 At NW peak at top of TMV, small pieces of gas hydrates, gas sampled in vials GeoB17926-1 1049-1 Gravity corer GC 2013-11-07T12:41:00 35.47810 30.25112 -1250 2013-11-07T13:25:00 Flank northern summit at top of TMV, several layers already in the upper part of the core, gas sampled in vials GeoB17927-1 1050-1 Gravity corer GC 2013-11-07T13:53:00 35.47597 30.25225 -1239 2013-11-07T14:33:00 At center of southern summit of Thessaloniki GeoB17928-1 1051-1 Seabeam survey SEABEAM 2013-11-07T16:18:00 35.54933 30.36600 2013-11-07T05:15:00 35.60550 30.34633 Continuation of 1043-1, E-W lines north of TMV, bad weather GeoB17929-1 1052-1 Dynamic autoclave piston corer DAPC 2013-11-08T06:43:00 35.47808 30.25098 -1245 2013-11-08T07:56:00 failed GeoB17930-1 1053-1 Gravity corer GC 2013-11-08T09:59:00 35.43320 30.56122 -1665 2013-11-08T10:49:00 moussy sediments, no gas hydrates GeoB17931-1 1054-1 Gravity corer GC 2013-11-08T11:05:00 35.43132 30.56078 -1665 2013-11-08T11:29:00 Core full of disperse gas hydrates but no larger pieces for sampling GeoB17932-1 1055-1 Gravity corer GC 2013-11-08T12:06:00 35.43133 30.56100 -1664 2013-11-08T12:47:00 Small pieces of gas hydrate GeoB17933-1 1056-1 Gravity corer GC 2013-11-08T13:10:00 35.43197 30.56100 -1669 2013-11-08T13:48:00 Small pieces of gas hydrate, gas sampled in vials GeoB17934-1 1057-1 Autonomous underwater vehicle AUV 2013-11-08T13:43:00 35.43783 30.56883 2013-11-08T04:27:00 35.43233 30.60933 Mission ended after mapping the northern part of the planned dive GeoB17935-1 1058-1 Gravity corer GC 2013-11-09T06:56:00 35.39338 30.21617 -1761 2013-11-09T07:57:00 Moussy but no hydrates, layer of carbonate precipitates. Top with bivalves GeoB17936-1 1059-1 Gravity corer GC 2013-11-09T08:29:00 35.37188 30.25542 -2005 2013-11-09T09:36:00 Seep indicators in core catcher: carbonates, shells and a tubeworm GeoB17937-1 1060-1 CTD, Seabird CTD-R 2013-11-09T10:30:00 35.29842 30.27607 -2228 2013-11-09T11:37:00 Down to 2100 m. T-sensor did not work properly GeoB17938-1 1061-1 Seabeam survey SEABEAM 2013-11-09T12:14:00 35.43433 30.29350 2013-11-09T16:16:00 Mapping north of AMV and covering the newly mud volcano, just sampled GeoB17939-1 1062-1 Autonomous underwater vehicle AUV 2013-11-09T17:51:00 35.43433 30.29350 2013-11-09T20:40:00 Stopped mission shortly after first line on the seafloor GeoB17940-1 1063-1 Seabeam survey SEABEAM 2013-11-09T21:41:00 35.43283 30.30800 2013-11-09T03:24:00 35.41667 30.34550 GeoB17941-1 1064-1 Gravity corer GC 2013-11-10T06:07:00 35.43352 30.56080 -1669 2013-11-10T07:02:00 Very dry. Full of small bright grey colored clasts GeoB17942-1 1065-1 Gravity corer GC 2013-11-10T07:33:00 35.43360 30.56115 -1664 2013-11-10T08:28:00 dry sedim.; no gas hydrates, slightly moussy at the bottom, Light clasts GeoB17943-1 1066-1 Gravity corer GC 2013-11-10T08:45:00 35.43330 30.56112 -1664 2013-11-10T09:38:00 Between 100 and 145 cm full of disperse gas hydrate but no larger pieces GeoB17944-1 1067-1 Autonomous underwater vehicle AUV 2013-11-10T12:25:00 35.39250 30.20450 2013-11-10T04:28:00 35.41167 30.17517 Dive successful GeoB17945-1 1068-1 Dynamic autoclave piston corer DAPC 2013-11-11T06:59:00 35.43123 30.56088 -1668 2013-11-11T08:10:00 Pressure coring successful, recovery pressure ca. 190 bar, ca. 8500 ml gas GeoB17946-1 1069-1 Gravity corer GC 2013-11-11T08:41:00 35.43227 30.56553 -1711 2013-11-11T09:35:00 mud breccia, no GH GeoB17947-1 1070-1 Gravity corer GC 2013-11-11T09:59:00 35.43023 30.55645 -1704 2013-11-11T10:44:00 core in line for archive GeoB17948-1 1071-1 Seabeam survey SEABEAM 2013-11-11T11:19:00 35.39683 30.46683 2013-11-11T14:20:00 GeoB17949-1 1072-1 Autonomous underwater vehicle AUV 2013-11-11T16:48:00 35.33317 30.26917 2013-11-11T07:54:00 35.30333 30.26983 Dive successful GeoB17950-1 1073-1 Gravity corer GC 2013-11-12T08:55:00 35.39035 30.22007 -1829 2013-11-12T09:54:00 On eastern flank of the mud volcano, flare site, in core catcher fragments of carbonate crust and shells GeoB17951-1 1074-1 Gravity corer GC 2013-11-12T10:31:00 35.38963 30.22142 -1828 2013-11-12T11:29:00 On eastern flank of the mud volcano, flare site, only few GH in core catcher GeoB17952-1 1075-1 Gravity corer GC 2013-11-12T11:59:00 35.39280 30.21488 -1777 2013-11-12T12:43:00 At the proposed center of the mud volcano, core full of small gas hydrates GeoB17952-2 1075-2 Dynamic autoclave piston corer DAPC 2013-11-12T13:16:00 35.39292 30.21475 -1777 2013-11-12T14:58:00 Same position as GC-27, failed (maybe the resistivity of the sediment was insufficient for trigger weight) GeoB17953-1 1076-1 Seabeam survey SEABEAM 2013-11-12T16:31:00 35.44850 30.37567 2013-11-12T02:58:00 35.33533 30.32500 Filling gaps in the bathymetric map between Amsterdam and Kazan MV GeoB17954-1 1077-1 Autonomous underwater vehicle AUV 2013-11-13T04:38:00 35.33150 30.28000 2013-11-13T19:01:00 35.32200 30.29383 Successfully mapped the eastern part of the mud volcano GeoB17955-1 1078-1 CTD, Seabird CTD-R 2013-11-15T17:57:00 35.34385 30.26363 -2005 2013-11-15T19:28:00 To 1960 m depth, for calibrating T-sensors (did not work properly), and testing of a releaser failed GeoB17956-1 1079-1 Seabeam survey SEABEAM 2013-11-15T21:17:00 35.34433 30.26333 -2033 2013-11-15T02:39:00 35.47783 30.52633 -1653 With less than 4 kn, but bridge forgot to shut off the 12 kHz deep sea echosounder (check quality due to disturbances) GeoB17958-3 1080-2 Heat-Flow probe HF 2013-11-16T00:00:00 35.39158 30.21367 -1834 2013-11-16T00:00:00 Third measurement: 30°C/km GeoB17958-2 1080-2 Heat-Flow probe HF 2013-11-16T00:00:00 35.39248 30.21432 -1833 2013-11-16T00:00:00 Second measurement: 50°C/km GeoB17958-4 1080-2 Heat-Flow probe HF 2013-11-16T00:00:00 35.38965 30.21298 -1834 2013-11-16T00:00:00 Fourth measurement: 50°C/km GeoB17958-5 1080-2 Heat-Flow probe HF 2013-11-16T00:00:00 35.38853 30.21522 -1835 2013-11-16T11:20:00 Fifth measurement: 26°C/km GeoB17957-1 1080-1 CTD, Seabird CTD-R 2013-11-16T06:03:00 35.39283 30.21483 -1774 2013-11-16T06:46:00 Testing the releaser again, down to 1200 m, releaser worked GeoB17958-1 1080-2 Heat-Flow probe HF 2013-11-16T07:28:00 35.39293 30.21478 -1830 2013-11-16T00:00:00 First measurement at assumed centre or the MV: 80°C/km GeoB17959-1 1081-1 Autonomous underwater vehicle AUV 2013-11-16T13:40:00 35.31867 30.26250 -2018 2013-11-16T04:31:00 Successfully mapped the southern part of the mud volcano GeoB17960-1 1082-1 CTD, Seabird CTD-R 2013-11-17T06:06:00 35.39300 30.21533 -1774 2013-11-17T08:26:00 Calibrating the T-sensors again, now it worked properly GeoB17961-1 1083-1 Seabeam survey SEABEAM 2013-11-17T08:51:00 35.38500 30.19083 2013-11-17T12:59:00 35.30883 30.11683 Mapping the southwestern part of the working area GeoB17962-1 1084-1 Autonomous underwater vehicle AUV 2013-11-17T15:00:00 35.39550 30.21250 2013-11-17T04:40:00 35.36883 30.25367 Southern part of the AUV map achieved by AUV-57 GeoB17963-2 1085-1 Heat-Flow probe HF 2013-11-18T00:00:00 35.39350 30.21583 2013-11-18T00:00:00 GeoB17963-3 1085-1 Heat-Flow probe HF 2013-11-18T00:00:00 35.39017 30.22017 2013-11-18T00:00:00 Fallen on ground, no penetration GeoB17963-4 1085-1 Heat-Flow probe HF 2013-11-18T00:00:00 35.38950 30.22133 2013-11-18T09:08:00 GeoB17963-1 1085-1 Heat-Flow probe HF 2013-11-18T06:01:00 35.39267 30.21450 2013-11-18T00:00:00 GeoB17964-1 1086-1 Gravity corer GC 2013-11-18T10:27:00 35.32077 30.25323 -2108 2013-11-18T11:18:00 No GH GeoB17965-1 1087-1 Gravity corer GC 2013-11-18T11:58:00 35.37388 30.25280 2013-11-18T12:54:00 No GH GeoB17966-1 1088-1 Seabeam survey SEABEAM 2013-11-18T15:23:00 35.41650 30.62217 2013-11-18T04:20:59 35.58717 30.53217 Mapping the western part of the working area GeoB17967-4 1089-1 Heat-Flow probe HF 2013-11-19T00:00:00 35.43200 30.56100 2013-11-19T00:00:00 GeoB17967-5 1089-1 Heat-Flow probe HF 2013-11-19T00:00:00 35.43267 30.56100 2013-11-19T00:00:00 GeoB17967-7 1089-1 Heat-Flow probe HF 2013-11-19T00:00:00 35.43383 30.56100 2013-11-19T09:48:00 GeoB17967-6 1089-1 Heat-Flow probe HF 2013-11-19T00:00:00 35.43333 30.56083 2013-11-19T00:00:00 First attempt fallen on ground GeoB17967-2 1089-1 Heat-Flow probe HF 2013-11-19T00:00:00 35.43200 30.56567 2013-11-19T00:00:00 GeoB17967-3 1089-1 Heat-Flow probe HF 2013-11-19T00:00:00 35.43117 30.56083 2013-11-19T00:00:00 GeoB17967-1 1089-1 Heat-Flow probe HF 2013-11-19T06:06:00 35.43200 30.56567 2013-11-19T00:00:00