Event label Optional label Method/Device Abbreviation Sensor URI Date/Time Latitude Longitude Elevation Date/Time end Latitude end Longitude end Elevation end Comment POS155_155-1 Echosounder, sediment 3.5 kHz 3.5kHz 1989-02-09T22:31:00 54.09950 8.25600 1989-02-09T03:33:00 54.10000 7.59583 POS155_155-2 Echosounder, sediment 3.5 kHz 3.5kHz 1989-02-10T13:00:00 53.70983 8.21317 1989-02-10T14:39:00 54.07350 8.04283 POS155_155-3 Echosounder, sediment 3.5 kHz 3.5kHz 1989-02-10T14:46:00 54.08467 8.04967 1989-02-10T16:01:00 54.00667 7.95483 + Boomer POS155_155-3a Boomer BOO 1989-02-10T16:05:00 54.00667 7.95500 1989-02-10T17:10:00 53.87000 7.83667 POS155_155-3b Boomer BOO 1989-02-10T17:15:00 53.87000 7.83667 1989-02-10T20:00:00 53.53530 8.16510 POS155_155-4 Echosounder, sediment 3.5 kHz 3.5kHz 1989-02-11T04:20:00 54.04744 7.83387 1989-02-11T06:16:00 54.16360 7.90818 + Boomer POS155_155-5 Echosounder, sediment 3.5 kHz 3.5kHz 1989-02-11T06:17:00 54.16418 7.90876 1989-02-11T07:56:00 54.10005 7.99246 + Boomer POS155_155-6 Echosounder, sediment 3.5 kHz 3.5kHz 1989-02-11T08:02:00 54.09852 7.98931 1989-02-11T08:58:00 54.10021 7.86428 + Boomer POS155_155-7 Side Scan Sonar SS 1989-02-11T10:20:00 54.16726 8.02390 1989-02-11T10:39:00 54.18564 8.01504 POS155_155-8 Side Scan Sonar SS 1989-02-17T04:00:00 54.58950 10.90667 1989-02-17T04:30:00 54.59667 10.97283 POS155_155-9 Side Scan Sonar SS 1989-02-17T04:30:00 54.59667 10.97283 1989-02-17T05:24:00 54.57083 11.08783 POS155_155-10 Side Scan Sonar SS 1989-02-17T05:24:00 54.57083 11.08783 1989-02-17T05:47:00 54.56867 11.11717 POS155_155-11 Side Scan Sonar SS 1989-02-17T05:47:00 54.56867 11.11717 1989-02-17T07:42:00 54.59783 10.94783 POS155_155-12 Side Scan Sonar SS 1989-02-17T07:51:00 54.58883 10.94383 1989-02-17T08:51:00 54.57617 11.06000