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
M152/2-track		Underway cruise track measurements	CT		2019-01-04T00:00:00	28.15000	-15.42000		2019-02-11T00:00:00	-22.98000	14.52000		
M152/2_0_Underway-1		KONGSBERG EM122	KEM122	https://registry.o2a-data.de/items/7491	2019-01-07T13:53:47	9.17761	-20.85634		2019-02-01T12:13:58	5.68723	-19.77586		Event shows start/end point (date/time & coordinates) of first/last data record using Kongsberg EM 122 multibeam echosounder during cruise M152/2 (only working area)
M152/2_1	P01-P06	Multichannel seismics	MCSEIS		2019-01-07T19:33:00	9.34833	-21.06333		2019-01-11T15:14:00	9.47833	-20.54000		Multi-Channel-Seismic profiling
M152/2_2		Magnetometer	MAG		2019-01-11T17:28:00	9.59167	-20.54333		2019-01-11T20:19:00	9.46333	-20.19667		Magnetometer/gradiometer profiling
M152/2_3	P07-P20	Multichannel seismics	MCSEIS		2019-01-11T22:36:00	9.58333	-20.11667		2019-01-18T08:36:00	7.99833	-20.33833		Multi-Channel-Seismic profiling
M152/2_4		Magnetometer	MAG		2019-01-18T09:49:00	8.04667	-20.32667		2019-01-18T15:37:00	8.86833	-20.08167		Magnetometer/gradiometer profiling
M152/2_5	P21-P24	Multichannel seismics	MCSEIS		2019-01-18T18:22:00	9.08667	-19.87167		2019-01-19T10:13:00	9.47333	-19.68500		Multi-Channel-Seismic profiling
M152/2_6	6DR	Dredge	DRG		2019-01-19T12:14:00	9.49833	-19.77500	-4328	2019-01-19T15:18:00	9.46167	-19.77167	-4270	>100 Mn nodules, 5-12 cm, round to irregular/combined nodules. Sediment traps collected + sediment from dredge
M152/2_7	7DR	Dredge	DRG		2019-01-19T16:36:00	9.37333	-19.78333	-4554	2019-01-19T19:26:00	9.37667	-19.78000	-4545	± 50 Mn nodules, 4-8 cm. 1/4 consists of double-triple nodules. Small mineral fragments (partially coated) on bottom side
M152/2_8	8DR	Dredge	DRG		2019-01-19T20:34:00	9.29167	-19.69833	-4686	2019-01-19T23:37:00	9.29500	-19.69500	-4683	Empty, sediment from traps
M152/2_9	9DR	Dredge	DRG		2019-01-20T01:13:00	9.25167	-19.48500	-4626	2019-01-20T04:32:00	9.25667	-19.48333	-4603	Empty, sediment from traps
M152/2_10	P25-P43	Multichannel seismics	MCSEIS		2019-01-20T17:26:00	7.96333	-20.73000		2019-01-27T09:26:00	7.64167	-19.77500		Multi-Channel-Seismic profiling
M152/2_11		Multibeam/Parasound	MB_PS		2019-01-27T12:44:00	5.75833	-19.79167			5.30167	-19.37167		Multibeam-and Parasound-Profiling
M152/2_12	12DR	Dredge	DRG		2019-01-27T21:56:00	5.30000	-19.37167	-4230	2019-01-28T01:27:00	5.30333	-0.37167	-4122	14 Volcanic rocks, blocky, with altered black, red, white surfaces (fault planes). Vesicular to dense, 1 highly porphyric sample with crystals up to 1 cm
M152/2_13		Multibeam/Parasound	MB_PS		2019-01-28T03:53:00	5.25333	-19.66333		2019-01-28T11:55:00	4.95833	-19.75500		Multibeam-and Parasound-Profiling
M152/2_14	14DR	Dredge	DRG		2019-01-28T12:05:00	4.96000	-19.75500	-3120	2019-01-28T14:58:00	4.96500	-19.75500	-2768	3 Manganese crusts with breccia fragments
M152/2_15	15DR	Dredge	DRG		2019-01-28T16:32:00	4.89833	-19.88500	-3495	2019-01-28T19:13:00	4.90167	-19.88667	-3211	Empty, sediment from traps
M152/2_16		Multibeam/Parasound	MB_PS		2019-01-28T20:11:00	5.01833	-19.83667		2019-01-28T20:51:00	4.81833	-20.70167		Multibeam-and Parasound-Profiling
M152/2_17	17DR	Dredge	DRG		2019-01-29T09:36:00	4.80000	-20.70833	-2125	2019-01-29T12:49:00	4.81833	-20.71167	-2074	10+ Carbonates (reef) coated with Mn crust
M152/2_18		Multibeam/Parasound	MB_PS		2019-01-29T13:26:00	4.82667	-20.71500		2019-01-29T20:42:00	4.36500	-21.14667		Multibeam-and Parasound-Profiling
M152/2_19		Multibeam/Parasound	MB_PS		2019-01-29T20:44:00	4.36167	-21.14667		2019-01-30T07:07:00	4.55167	-22.16000		Multibeam-and Parasound-Profiling
M152/2_20	20DR	Dredge	DRG		2019-01-30T08:02:00	4.50000	-22.07333	-3032	2019-01-30T10:08:00	4.50333	-22.07500	-1753	40-60 Carbonates, fossil corals, Mn crusts, biology (sponges, seastar, polip, coral?)
M152/2_21		Multibeam/Parasound	MB_PS		2019-01-30T10:57:00	4.51667	-22.04500		2019-01-30T21:42:00	3.89667	-21.68167		Multibeam-and Parasound-Profiling
M152/2_22	22DR	Dredge	DRG		2019-01-30T21:50:00	3.90000	-21.68167	-3604	2019-01-31T00:37:00	3.90500	-21.68333	-3377	8 Phosphorite, Mn-crusts and altered volcanic rocks/glass (?)
M152/2_23		Multibeam/Parasound	MB_PS		2019-01-31T00:53:00	3.90500	-21.90500		2019-01-31T06:54:00	3.90833	-21.20500		Multibeam-and Parasound-Profiling
M152/2_24	24DR	Dredge	DRG		2019-01-31T08:06:00	4.05500	-21.19833	-3224	2019-01-31T10:43:00	4.06000	-21.20000	-2945	40-60 Phosphorites, Mn crusts, heavily altered volcanic rocks
M152/2_25		Multibeam/Parasound	MB_PS		2019-01-31T11:14:00	4.06667	-21.19000		2019-01-31T15:13:00	4.06667	-20.85167		Multibeam-and Parasound-Profiling
M152/2_26	26DR	Dredge	DRG		2019-01-31T15:24:00	4.06500	-20.85167	-3882	2019-01-31T18:06:00	4.06833	-20.85500	-3751	Empty, sediment from traps
M152/2_27	28DR	Dredge	DRG		2019-01-31T21:42:00	4.00667	-20.36167	-3987	2019-02-01T00:47:00	4.01167	-20.36167	-3670	10 Moderately to highly altered volcanic rocks, Mn crusts
M152/2_28		Multibeam/Parasound	MB_PS		2019-02-01T01:10:00	4.01333	-20.35833		2019-02-01T05:25:00	4.64667	-19.84333		Multibeam-and Parasound-Profiling
M152/2_29	30DR	Dredge	DRG		2019-02-01T07:10:00	4.51500	-19.97167	-3811	2019-02-01T10:18:00	4.52167	-19.97167	-3631	Empty, sediment from traps