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 HE673/1-track Underway cruise track measurements CT 2025-11-17T20:55:00 53.53327 8.58100 2025-11-20T14:06:00 54.17401 7.89416 Bremerhaven - Helgoland HE673/1_0_Underway-4 Ship Weather Station SWEAS https://registry.o2a-data.de/items/583 2025-11-18T07:30:41 53.53254 8.57808 -4 2025-11-20T14:00:40 54.17391 7.89428 -5 HE673/1_0_Underway-5 Thermosalinograph TSG https://registry.o2a-data.de/items/8558 2025-11-18T10:33:34 53.84150 8.12217 -11 2025-11-20T14:00:56 54.17391 7.89428 -5 HE673/1_1-2 Secchi disk SD 2025-11-18T15:14:03 54.14208 7.89862 -54 HE673/1_1-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-18T15:18:05 54.14245 7.89888 -52 HE673/1_2-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-18T16:30:09 54.18300 7.79614 -40 HE673/1_2-2 WP-2 towed closing plankton net WP2 2025-11-18T16:37:13 54.18229 7.79741 -38 2025-11-18T16:40:31 54.18189 7.79884 -40 HE673/1_2-3 Plankton net PLA 2025-11-18T16:37:55 54.18225 7.79766 -40 2025-11-18T16:44:24 54.18094 7.80147 -39 HE673/1_3-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-18T17:33:49 54.15763 7.66655 -32 HE673/1_4-2 Secchi disk SD 2025-11-19T07:06:28 54.15146 7.89207 -39 HE673/1_4-3 WP-2 towed closing plankton net WP2 2025-11-19T07:07:29 54.15145 7.89232 -40 2025-11-19T07:09:08 54.15144 7.89267 -39 HE673/1_4-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T07:09:18 54.15144 7.89271 -41 HE673/1_4-4 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T07:28:29 54.15142 7.89838 -40 2. CTD HE673/1_4-5 Plankton net PLA 2025-11-19T07:38:48 54.15143 7.90090 -41 2025-11-19T07:46:30 54.15210 7.89941 -35 HE673/1_5-2 Secchi disk SD 2025-11-19T08:22:52 54.10220 7.98907 -29 HE673/1_5-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T08:25:27 54.10242 7.98905 -29 HE673/1_6-2 Secchi disk SD 2025-11-19T09:07:23 54.04981 7.96251 -25 HE673/1_6-3 WP-2 towed closing plankton net WP2 2025-11-19T09:08:50 54.04977 7.96238 -25 2025-11-19T09:11:42 54.04972 7.96229 -25 HE673/1_6-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T09:10:02 54.04974 7.96232 -25 HE673/1_6-4 Plankton net PLA 2025-11-19T09:20:11 54.04973 7.96217 -25 2025-11-19T09:28:24 54.04902 7.95723 -26 HE673/1_7-2 Secchi disk SD 2025-11-19T10:29:02 54.04976 8.08361 -21 HE673/1_7-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T10:31:06 54.04971 8.08357 -22 HE673/1_8-2 Secchi disk SD 2025-11-19T11:45:09 53.99776 8.23692 -23 HE673/1_8-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T11:46:13 53.99785 8.23682 -23 HE673/1_9-1 Secchi disk SD 2025-11-19T12:24:47 53.99090 8.31207 -20 HE673/1_9-2 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T12:25:23 53.99094 8.31207 -20 HE673/1_10-2 Secchi disk SD 2025-11-19T13:07:35 53.98116 8.40757 -19 HE673/1_10-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T13:11:00 53.98134 8.40713 -20 HE673/1_11-2 Secchi disk SD 2025-11-19T13:55:05 53.96975 8.49746 -13 HE673/1_11-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T13:56:49 53.96975 8.49760 -13 HE673/1_12-2 Secchi disk SD 2025-11-19T15:36:04 53.90462 8.68153 -16 HE673/1_12-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-19T15:37:03 53.90516 8.68100 -15 HE673/1_13-2 Secchi disk SD 2025-11-20T06:51:01 54.05272 8.38802 -11 HE673/1_13-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-20T06:51:49 54.05281 8.38809 -12 HE673/1_13-3 WP-2 towed closing plankton net WP2 2025-11-20T06:52:23 54.05286 8.38814 -11 2025-11-20T06:54:22 54.05280 8.38821 -12 HE673/1_13-4 Plankton net PLA 2025-11-20T07:00:21 54.05304 8.38865 -12 2025-11-20T07:18:29 54.05551 8.38191 -12 PLA needs repetition HE673/1_14-2 Secchi disk SD 2025-11-20T08:17:51 54.14965 8.36593 -10 HE673/1_14-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-20T08:18:32 54.14968 8.36595 -11 HE673/1_14-3 WP-2 towed closing plankton net WP2 2025-11-20T08:19:46 54.14976 8.36599 -10 2025-11-20T08:21:37 54.14986 8.36609 -11 HE673/1_14-4 Plankton net PLA 2025-11-20T08:29:10 54.15003 8.36562 -11 2025-11-20T08:36:09 54.15060 8.36255 -11 HE673/1_15-2 Secchi disk SD 2025-11-20T09:16:11 54.22563 8.39741 -11 HE673/1_15-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-20T09:16:56 54.22563 8.39738 -11 HE673/1_15-3 WP-2 towed closing plankton net WP2 2025-11-20T09:17:42 54.22561 8.39736 -11 2025-11-20T09:19:17 54.22561 8.39725 -11 HE673/1_15-4 Plankton net PLA 2025-11-20T09:26:30 54.22618 8.39602 -11 2025-11-20T09:35:16 54.22705 8.39134 -12 HE673/1_16-2 Secchi disk SD 2025-11-20T10:32:44 54.23375 8.30275 -13 HE673/1_16-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-20T10:33:49 54.23376 8.30268 -13 HE673/1_17-2 Secchi disk SD 2025-11-20T11:27:18 54.20708 8.14877 -19 HE673/1_17-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-20T11:28:52 54.20727 8.14862 -19 HE673/1_17-3 WP-2 towed closing plankton net WP2 2025-11-20T11:29:38 54.20734 8.14854 -20 2025-11-20T11:30:49 54.20743 8.14839 -20 HE673/1_17-4 Plankton net PLA 2025-11-20T11:38:22 54.20746 8.14724 -19 2025-11-20T11:45:23 54.20837 8.14699 -18 HE673/1_18-2 Secchi disk SD 2025-11-20T12:20:05 54.18026 8.04139 -29 HE673/1_18-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-20T12:22:34 54.18049 8.04089 -29 2025-11-20T12:36:47 54.18089 8.03843 -29 HE673/1_19-2 Secchi disk SD 2025-11-20T13:15:32 54.18410 7.94124 -14 HE673/1_19-1 CTD/Rosette CTD-RO https://registry.o2a-data.de/items/2361 2025-11-20T13:16:31 54.18433 7.94073 -13