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Event List of ANT-VII/2

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Event labelOptional labelMethod/DeviceSensor URIDate/TimeLatitudeLongitudeElevationDate/Time endLatitude endLongitude endElevation endComment
PS14/2-trackUnderway cruise track measurements1988-10-12T06:00:00-35.30000-52.300001988-11-18T09:00:00-53.14470-70.90910
PS14/04532Radiosonde1988-10-12T10:34:00-34.90000-52.00000
PS14/04531Radiosonde1988-10-13T10:35:00-40.30000-52.40000
PS14/04530Radiosonde1988-10-14T10:50:00-45.60000-52.80000
PS14/078Multiple investigations1988-10-15T10:07:00-50.66000-53.21667-1986
PS14/04529Radiosonde1988-10-15T10:40:00-50.70000-53.20000
PS14/04528Radiosonde1988-10-16T10:34:00-53.90000-53.50000
PS14/04527Radiosonde1988-10-17T10:36:00-58.20000-53.90000
PS14/079Multiple investigations1988-10-18T07:18:00-61.13833-54.26000-1051
PS14/04526Radiosonde1988-10-18T10:35:00-61.10000-54.30000
PS14/080Multiple investigations1988-10-18T18:42:00-61.36000-54.29167-1003
PS14/081Multiple investigations1988-10-18T22:52:00-61.47833-54.02500-811
PS14/082Multiple investigations1988-10-19T01:57:00-61.59833-53.80500-507
PS14/083Multiple investigations1988-10-19T08:09:00-61.70167-53.59667-585
PS14/04525Radiosonde1988-10-19T10:33:00-61.80000-53.40000
PS14/084Multiple investigations1988-10-19T11:00:00-61.83500-53.29333-447
n7229301PS14/085Sea ice corer1988-10-19T17:00:00-61.54000-52.59000air temp: -5/ice thickn: 0.74/snow thickn: 0.5/snow temp: -5.1/water temp: -1.6
PS14/085Multiple investigations1988-10-19T18:32:00-61.89167-53.14833-2068
PS14/086Multiple investigations1988-10-19T22:46:00-62.03833-52.79667-2496
PS14/087Multiple investigations1988-10-20T08:14:00-62.43833-52.94833-2612
n7229401PS14/087Sea ice corer1988-10-20T09:40:00-62.28000-52.60000air temp: -2.2/ice thickn: 1.34/snow thickn: 0.3/snow temp: -4/water temp: -1.8/Floe consisted of a number of individual rafted pieces of which we cored <> the upper piece. The snow cover was very thick (up to 1m) and showed <> a distinct interior ice layer. The surface layer was a 5cm thick wind <> crust underlain by a 2cm thick depth hoar layer. <> 2. Upper .345m of core probably retextured or recrystallized; from 0.045 to <> 0.345: large brine pockets and layers of bubbles and pores; from 0.345 <> to 0.53 bubbly granular; at 0.53 sudden change to columnar ice <> persisting to the end of the core at 0.74m. <> 3. Genetic ice class: mainly frazil <> 4. Horizontal thin section at 0.015 <> Vertical thin sections from 0.39-0.49 and 0.485-0.57
PS14/04524Radiosonde1988-10-20T10:36:00-62.40000-53.00000
PS14/088Multiple investigations1988-10-20T23:47:00-62.72000-53.34167-1396
PS14/089Multiple investigations1988-10-21T08:29:00-62.67000-53.41167-1038
n7229504PS14/089Sea ice corer1988-10-21T09:30:00-62.39000-53.30000air temp: -4.6/ice thickn: 2.15/snow thickn: 0.45/snow temp: -5/water temp: -1.8/Station on multiyear floe of varying thicknesses (thicknesses acc. to <> thickness profile: 1.8 +/- 0.7m). Large standard deviation due to <> apparent ridging activity this floe had gone through. We were in an <> area, which seemed not have been subjected to the storm events that <> lead to the extended break-up of floes, which we observed south of the <> ice edge. -On this station, we tried a new sampling strategy, by placing <> two triangular pattern of 20 and 2m sidelengths on the ice, the smaller <> triangel lying within the larger one. At each of the corners, cores were <> to be taken and a surface measurement was to be performed. Unfortunately <> we succeded only in completing the outer triangel. -The floe had a <> fairly uniform snow cover, with a 0.05m thick wind crust on the top, <> underlain by extensive depth hoar layers. <> 2. Beetween 0.05 and 0.055 llayer of very clear granular ice -> surface <> melting(?); from 0.5-0.57 and 0.99-1.19 prominent brine channels; <> from 0.96-0.98 layer of small, irregularly shaped crystals; <> at 1.75 distinct layer of biogenic material, 1-2mm thick, which does <> not disturb the texture of the crystals it cuts through <> 3. Genetic ice class: predominantly tranquil congelation <> 4. hor. sect. at: .18,.47,.67,.87,.97,1.19; vert. sec. at: 0-0.1,0.57-0.67
n7229501PS14/089Sea ice corer1988-10-21T09:30:00-62.39000-53.30000air temp: -4.6/ice thickn: 2.15/snow thickn: 0.45/snow temp: -5/water temp: -1.8/Station on relatively uniform floe (mean thickness acc. to thickness <> profile: 1.52m) of probably two year growth. Surface topography: rough <> with 0.3 to 0.4m of snow cover. Ridging was apparent uniformly over the <> floe. <> 2. Upper 0.4m of core granular with numerous bubbles of up to 0.005m diamet <> between 0.20-0.33m large brine channel; 0.4-0.43 transition zone to <> columnar ice; 0.43-0.53 irregular crystals, short brine channels up to <> 0.01m long; 0.53-0.745 clusters of small bubbles and brine pockets, larg <> crystals up to 0.05m long; 0.745-1.34 very large crystals up to 0.2m lon <> one brine channel >0.2m long <> 3. Genetic ice class: mainly tranquil congelation <> 4. hor. sec. at: 0.195; vert. sec. at: 0.325-0.445
n7229505PS14/089Sea ice corer1988-10-21T09:30:00-62.39000-53.30000air temp: -4.6/ice thickn: 2.15/snow thickn: 0.45/snow temp: -5/water temp: -1.8/See description for AN7229501 <> 2. First .1m consisting of very bubbly granular ice; prominent brine <> nels or pockets at .105-.18m and .23-.37m; columnar ice of varying <> n size: small with irregularly shaped crystals at .57-.88, 1.07- <> 5 and 1.93-1.965; large crystals at .87-1.07, 1.165-1.43 and 1.56- <> ; at 1.70 distinct layer of biogenic material, 1-2mm thick, <> lating, columnar crystals do not grow through layer <> 3. Genetic ice class: predominantly tranquil congelation <> 4. hor. sect. at: .05,.18,.37,.665,.88,1.07,1.55,1.71; <> . sec. at: .57-.665, 1.66-1.76
PS14/04523Radiosonde1988-10-21T10:30:00-62.60000-53.50000
PS14/090Multiple investigations1988-10-22T19:26:00-62.19833-54.04000-1000
n7229601PS14/090Sea ice corer1988-10-22T19:40:00-62.12000-53.42000air temp: -3.7/ice thickn: 0.47/snow thickn: 0.26/snow temp: -3.2/water temp: -1.8/See description for AN7229501 <> 2. Only the upper 0.13m consist of granular ice with high concentration <> of bubbles; from 1.21-1.515: transitional columnar/granular with <> irregular growth and jagged crystals of small size perhaps either <> indicating the onset of growth in the Fall or freezing of water in <> a gap, which was caused by a rafting/ridging event; at 1.75 distinct <> layer of biogenic material, 1-2mm thick <> 3. Genetic ice class: predominantly tranquil congelation <> 4. hor. sect. at: 0.105, 1.3; vert. sec. at:.1-.2, 1.245-1.345, 1.71-1.81
PS14/091Multiple investigations1988-10-23T08:01:00-61.87000-53.03000-1442
n7229701PS14/091Sea ice corer1988-10-23T10:00:00-61.50000-52.36000air temp: -8.6/ice thickn: 0.44/snow thickn: 0.1/snow temp: -4/water temp: -1.8/This was a young floe not older than a few weeks; we worked close to a r <> on ice that consisted at places of refrozen cracks of even younger age; <> mean thickness (acc. to thickness profile) was 0.55+/-0.2m; the snow co <> was generally thin (mean of 0.10+/-0.05m); the entire floe was only a f <> hundred meters in size lying next to floes that were heavilly deformed <> 2. At the top: bubbly polygonal granular ice; the majority of the core <> consisting of orb. granular ice with numerous brine and air pockets of <> appr. 0.001m size; between 0.02 and 0.09m large brine pockets up to 0.01 <> in size <> 3. Genetic ice class: predominantly frazil <> 4. horiz. sect. at: 0.05, 0.3
PS14/04522Radiosonde1988-10-23T10:32:00-61.80000-52.80000
PS14/092Multiple investigations1988-10-23T12:00:00-61.83333-52.43500-1387
PS14/093Multiple investigations1988-10-23T23:02:00-61.34000-51.73333-547
PS14/04521Radiosonde1988-10-24T10:36:00-60.50000-50.20000
PS14/094Multiple investigations1988-10-24T11:31:00-60.44833-50.15167-3742
PS14/095Multiple investigations1988-10-25T06:05:00-58.89833-49.49333-3992
PS14/096Multiple investigations1988-10-25T08:45:00-59.09333-49.49667-4000
PS14/04520Radiosonde1988-10-25T10:35:00-59.20000-49.50000
PS14/097Multiple investigations1988-10-25T17:27:00-58.61667-49.48333-3528
PS14/098Multiple investigations1988-10-25T20:30:00-58.34500-49.48167-3292
PS14/099Multiple investigations1988-10-25T22:37:00-58.21833-49.41833-3827
PS14/100Multiple investigations1988-10-26T08:02:00-58.00000-49.50000-3984
PS14/04519Radiosonde1988-10-26T10:36:00-59.00000-49.60000
PS14/04518Radiosonde1988-10-27T10:41:00-58.90000-48.70000
PS14/101Multiple investigations1988-10-27T17:05:00-59.17333-49.65167-3936
PS14/102Multiple investigations1988-10-27T20:17:00-59.44833-49.65500-4010
PS14/103Multiple investigations1988-10-28T08:02:00-59.72500-49.67833-3917
PS14/04517Radiosonde1988-10-28T09:26:00-59.70000-49.70000
PS14/104Multiple investigations1988-10-28T11:13:00-60.00833-49.69167-3705
n7230201PS14/104Sea ice corer1988-10-28T14:45:00-60.02000-49.57000air temp: -1.6/ice thickn: 3.07/snow thickn: 0.98/snow temp: -1.9/water temp: -1.8/Floe similar to previous station (AN72296); not older than a few weeks; <> of small thickness (xxxxxxxxxxxm acc. to thickness profile); at places <> extremely thin also indicating (as at AN72296) refrozen cracks; rafting <> evident at places; thin snow cover (xxxxxxxxxxxxxxm) <> 2. Core consists primarily of fine grained orb. granular ice; grain <> boundaries almost planar -> origin as polygonal granular (?); brine <> channels at 0.1-0.22m <> 3. Genetic ice class: predominantly frazil <> 4. horiz. sect. at: 0.22; vert. sect. at: 0-0.1
n7230211PS14/105Sea ice corer1988-10-28T17:30:00-60.18000-49.41000air temp: -1.2/ice thickn: 2.24/snow thickn: 0.61/snow temp: -2.1/water temp: -1.6/Sampling with mummy chair; relatively smalll floe with thick snow cove <> sampling site between two smaller ridges <> 2. 0.045-0.305: very porous, brine pockets; 0.43-0.52: inclusion of columna <> fragment; 0.605-0.705:very porous; 0.705-0.805: large brine channel, >0. <> long; 0.965-1.2: brine pockets/channels; 1.41-1.46: bands of crystal <> resembling interm. gran./column.; 1.51-1.58: distinct zone of high poros <> 1.67-1.79: slanted layer of bubbles and pores, well defined; 2.16-2.2: <> refrozen brine channel, transparent; 2.33-2.63: tilted layer, 20 deg. to <> vertical; 2.63-2.66: sharp, slanted boundary; 2.795-2.805: well defined <> slanted boundary to layered section below; 2.95-3.05: inclusion of <> rectilinear portion of columnar ice, appr. 0.05m wide; 3.07-3.22: layer <> of aligned crystals; 3.25-3.305: porous bottom layer <> 3. genetic ice class: predominantly granular <> 4. vert. sec. at: 0.305-0.405,1.2-1.31,2.035-2.16; hor. sec at: 2.16
PS14/105Multiple investigations1988-10-28T19:30:00-60.29667-49.69167-3205
PS14/106Multiple investigations1988-10-29T01:00:00-60.60667-49.53000-3237
PS14/107Multiple investigations1988-10-29T05:15:00-60.94000-49.38167-2740
PS14/04516Radiosonde1988-10-29T06:10:00-60.90000-49.40000
PS14/108Multiple investigations1988-10-29T08:05:00-61.05333-49.36833-2843
n7230301PS14/109Sea ice corer1988-10-29T10:00:00-61.12000-49.16000air temp: -0.7/ice thickn: 1.66/snow thickn: 0.83/snow temp: -2/water temp: -1.6/ Small (diameter appr. 15 m), flat floe; no ridges; sampling site appr. <> 5m from edge <> 2. 0.-0.015 and 0.02-0.08: layers of clear, inclusion free ice; 0.015- <> .02 and below 0.08 very porous ice with layers of brine pockets; <> 0.295-0.55: directed growth, layers of small inclusions and brine pocke <> 0.55-0.695: small crystals, numerous brine channels; 0.695-0.73: probab <> rafted; 1.13-1.21: smaller crystals, disturbed growth; 1.23-1.39: large <> brine pocket, diam. 0.03m; 1.505-1.555 and 1.68-1.765: layered growth w <> layers of brine pockets; 1.86-1.995: brine channels; 2.08-2.245: refroz <> brine channel, diam. 0.05m <> 3. Genetic ice class: mainly tranquil congelation <> 4. vert. sec. at: 1.26-1.36, 1.95-2.05
PS14/04515Radiosonde1988-10-29T10:37:00-61.10000-49.30000
PS14/109Multiple investigations1988-10-29T12:23:00-61.20167-49.26500-2969
n7230311PS14/110Sea ice corer1988-10-29T19:30:00-61.27000-49.08000air temp: -1.1/ice thickn: 2.175/snow thickn: 0.58/snow temp: -2.9/water temp: -1.6/Relatively small floe (<100m) with heavy ridging along the edges; relati <> old floe with thick snow cover; probably remainder of larger floe, which <> broken-up earlier <> 2. 0.02-0.225: very porous with large brine pockets; 0.225-0.41: smaller <> porosity; 0.41-0.47: zone of congelation growth with irregular grains: <> (similar at 0.505-0.545); 0.65-0.71: high porosity; 0.8-0.875: brine <> channels; 0.875-1.07: layered growth with vertically elongated crystals; <> 1.07-1.245: brine layers of tear-drop shape; 1.255-1.33: inclusion of <> chunk of int. gran./column.; 1.355-1.555: slanted growth of partly <> elongated grains; 1.615-1.665: brine pockets in bottom of this section; <> 3. Genetic ice class: pred. frazil <> 4. vert. sec. at: 0.425-0.525, 0.875-0.97, 1.355-1.46; hor. sec. at: 0.8
PS14/110Multiple investigations1988-10-29T21:23:00-61.46667-49.11167-3203
PS14/04514Radiosonde1988-10-30T06:11:00-61.70000-49.00000
n7230401PS14/111Sea ice corer1988-10-30T08:00:00-61.52000-49.01000air temp: -6/ice thickn: 0.89/snow thickn: 0.39/snow temp: -1.9/water temp: -1.6/Station on intermediate sized (about 200x100m). <> 2. 0.01-0.035: transparent band (refrozen melt layer) <> 0.08-0.11: transition zone <> 0.155-0.265: brine channels <> 0.57-0.615: transition between intermed. and mixed gr./col. <> 0.8-0.86: brine pockets <> 0.86-0.99: pores and brine channel <> 1.62-1.655: transition zone <> 1.74-1.85: large crystals, slanted at an angle (rafted piece?) <> 1.85-1.95: very large crystals, vertically aligned <> 1.96-2.03: milky appearance due to small pores <> 2.07-2.17: irregular crystals <> 3. genetic ice class: predominantly congelation (tranquil/disturbed) <> 4. hor.sect. at: 1.07; vert. sect. at: 0.515-0.615, 1.37-1.455, 1.96-2.07
PS14/111Multiple investigations1988-10-30T08:47:00-61.86000-49.01833-3326
PS14/04513Radiosonde1988-10-30T10:32:00-61.90000-49.10000
n7230411PS14/112Sea ice corer1988-10-30T19:00:00-62.05000-48.52000air temp: -4.4/ice thickn: 2.13/snow thickn: 0.63/snow temp: -2.1/water temp: -1.6/Floe of intermediate size and thickness below 1m; heavily ridged; 0.4 m <> of snow; picture 22 on roll 3 <> 2. 0.025-0.08: band of clear ice, probably refrozen melt layer <> 0.095-0.2: large brine pockets of up to 0.02m in diameter <> 0.215-0.31: sharp boundary to orbicular gran. above, col. appear <> 0.545-0.645: increasingly irregular crystals tending towards intermed. <> col./gran. <> 0.71-0.815: slanted crystals and brine layers, lower 0.2m of floe <> represents rafted piece <> 3. genetic ice class: mainly congelation (quiet and disturbed growth) <> 4. hor. sec. at: 0.645; vert. sec. at: 0.31-0.43, 0.71-0.815
PS14/112Multiple investigations1988-10-30T21:10:00-62.08833-48.85000-3357
PS14/04512Radiosonde1988-10-31T06:16:00-62.20000-48.80000
PS14/113Multiple investigations1988-10-31T08:19:00-62.16833-48.75833-3355
n7230501PS14/114Sea ice corer1988-10-31T08:30:00-62.10000-48.45000air temp: -4/ice thickn: 0.75/snow thickn: 0.39/snow temp: -2.2/water temp: -1.8/<> 2. 0.-0.1: very porous polyg. gran ice <> 0.1-0.275: very clear ice (refrozen melt layer) <> 0.275-0.455: irregular grains <> evidence of retexturing, numerous brine pockets and pores <> 0.46-0.6: refrozen brine channel, diam. 0.02m <> 0.735-0.93: refrozen cavities with platy crystals <> 0.93-1.59: very homogeneous, fine grained, no evidence of retexturing <> 1.59-1.62: region of platy crystals, refrozen cavity <> 1.695-2.02: refrozen brine channel <> 3. genetic ice class: predominantly frazil <> 4. hor. sec. at: 0.5; vert. sec. at: 0.735-0.82, 1.8-1.91
PS14/04511Radiosonde1988-10-31T10:30:00-62.20000-48.80000
PS14/114Multiple investigations1988-10-31T21:19:00-62.48833-48.46500-3451
PS14/04510Radiosonde1988-11-01T06:09:00-62.50000-48.50000
n7230601PS14/115Sea ice corer1988-11-01T08:30:00-62.32000-48.18000air temp: -4.3/ice thickn: 2.39/snow thickn: 0.64/snow temp: -2.9/water temp: -1.8/Composite floe, consisting mainly of younger ice; heavy ridging and raft <> apparent; <> 2. 0-0.04: very claer ice with layers of bubbles and brine pockets -melt la <> 0.04-0.4: brine pockets and channels, part. 0.11-0.225 of appr. 0.01m wi <> 0.305-0.4: large crystals <> 3. genetic ice class: pred. tranquil congelation <> 4. no sections <> 5. Temperatures were taken on shorter core -03.
PS14/115Multiple investigations1988-11-01T10:03:00-62.53833-48.30167-3443
PS14/04509Radiosonde1988-11-01T10:30:00-62.60000-48.30000
PS14/116Multiple investigations1988-11-01T18:59:00-62.72000-48.04167-3278
PS14/04508Radiosonde1988-11-02T06:03:00-62.80000-48.00000
n7230701PS14/117Sea ice corer1988-11-02T08:15:00-63.61000-47.45000air temp: -4.5/ice thickn: 1.07/snow thickn: 0.51/snow temp: -2.3/water temp: -1.8/Relatively olld floe; heavily ridged; thick snow cover; in closed pack <> ice field <> 2. 0.-.02: numerous bubbles with brine drainage features <> 0.05-0.23: layers of numerous pores <> 0.23-0.445: extremely large brine pockets, diam. up to 3 cm <> 0.495: boundary and upper and lower section of floe (rafting) <> 0.495-0.775: brine percolation zone <> 1.265-1.465: numerous small, spherical pores <> 1.565-1.765: brine pockets <> 1.9-2.085: brine pockets of up to 4.5 cm in diameter <> 3. Genetic ice class: mainly frazil <> 4. horiz. sec. at: 0.34, 0.775, 2.085; vert. sec at.: 0.445-0.56
PS14/117Multiple investigations1988-11-02T10:24:00-63.02167-47.75333-2861
PS14/04507Radiosonde1988-11-02T10:30:00-63.00000-47.80000
PS14/118Multiple investigations1988-11-02T20:59:00-63.17833-47.61500-3109
PS14/04506Radiosonde1988-11-03T06:06:00-63.10000-47.60000
PS14/04505Radiosonde1988-11-03T10:35:00-63.20000-47.50000
PS14/119Multiple investigations1988-11-03T17:25:00-63.35667-47.67333-3354
PS14/04504Radiosonde1988-11-04T06:03:00-63.30000-47.60000
PS14/04503Radiosonde1988-11-04T10:31:00-63.30000-47.60000
n7230911PS14/119Sea ice corer1988-11-04T11:00:00-63.40000-48.08000air temp: -1.2/ice thickn: 1.05/snow thickn: 0.15/snow temp: -3.2/water temp: -1.8/Floe in closed pack, consisting of remnants of old, arger floes; <> surrounding floes of similar size and composition; heavily ridgded at <> the edges; relatively flat interior parts; floe reached by helicopter <> 2. 0-0.03: very transparent ice --> previous melt layer <> 0.03-0.14: extremely porous with clusters of air bubbles of 0.5 cm in <> diameter <> 0.14-0.335: still highly porous; small elongated brine channels <> 0.335-0.385: small crystals; narrow brine channels of 1-3 cm length <> 0.515-0.64: long brine channels; at 0.64, band of small pores <> 0.75-0.795: banded growth of quiet congelation ice; brine channels <> 0.885-0.99: numerous brine pockets and air bubbles <> 1.085-1.165: slanted growth of columnar ice in matrix of granular ice <> 1.275-1.325: numerous pores and brine pockets; undulating layer at 1.3 <> 1.4-1.575: brine pockets and channels <> 1.875-1.2.: layers of pores and brine pockets <> 2.-2.095: part of section consisting of irreg. column.; incl. of brash <> 2.585-2.725: very porous; large brine pockets <> 2.825-2.92: regions of small irreg. column. crystals alternate with fine <> grained and platy orbicular granular crystals <> 3.02-3.265: irregular mixture of granular and slanted columnar crystals <> 3.295-3.745: two systems of brine channels, partially refrozen <> 3. Genetic ice class: mixed frazil/congelation <> 4. hr. sec. at.: 2.4, 2.92; vert. sec. at: 0.795-0.885, 1.06-1.165, <> 3.01-3.1
n7230921PS14/119Sea ice corer1988-11-04T12:00:00-63.10000-47.13000air temp: -1.2/ice thickn: 1.7/snow thickn: 0.3/snow temp: -4.3/water temp: -1.8/Medium sized floe, several hundred meters in diameter; linear ridges <> along the edges and in the interior of the floe; sampling site at a <> grey patch of exposed ice; station reached by helicopter. <> 2. 0.-0.03: clear ice with few bubbles (refrozen melt layer) <> 0.03-0.225: large crystals; brine channels and pores <> 0.225-0.26: undulating between granular and columnar <> 0.26-0.485: brine pockets <> 0.485-0.61: brine channels and pores <> 0.61-0.71: transition to growth of very irregular columnar crystals; <> brine channels <> 0.77-1.05: large crystals; brine channels and pockets <> 3. genetic ice class: predominantly tranquil congelation <> 4. hor. section at: 0.24; vert. section at: 0.58-0.68
n7230931PS14/119Sea ice corer1988-11-04T16:00:00-63.21000-47.37000air temp: -1.5/ice thickn: 0.37/snow thickn: 0.04/snow temp: -2/water temp: -1.8/Intermediate aged floe of small size (diam. <100 m); ridges scattered <> across floe; varying snow thickness; floe reached by helicopter. <> 2. 0.-0.01: Very porous <> 0.01-0.11: alternating layers of crystals and pores <> 0.11-0.245: small crystals; brine pockets and pores <> 0.245-0.29: well defined boundary to lower unit <> 0.29-0.315: two layers of brine pockets <> 0.315-0.36: coarser grained as above; large brine pockets <> 0.36-0.67: finer grained; small pores, evenly distributed throughout <> 0.67-0.685: brine channels; larger pores than above <> 0.685-1.06: small crystals; brine channels <> 1.06-1.10: transition zone <> 1.1-1.155: large crystals; large brine channels <> 1.395-1.535: very large crystals (about 0.2 m long, several cm wide) <> 1.64-1.725: small crystals <> 1.725-1.825: crystal sizes increasing; brine channels <> 3. genetic ice class: mixed frazil/congelation <> 4. hor. sect. at: 1.45; vert. sect. at: 0.315-0.415, 1.035-1.14
PS14/04502Radiosonde1988-11-05T05:58:00-63.40000-47.70000
n7231001PS14/120Sea ice corer1988-11-05T10:15:00-63.15000-47.40000air temp: -2.1/ice thickn: 0.94/snow thickn: 0.21/snow temp: -3.1/water temp: -1.8/Floe of grey-white ice; about 50 m in diameter; rafted at the edges; <> thin and uniform snow cover. <> 2. 0.105-0.185: large brine pockets; brine drainage features <> 0.185-0.225: well defined lower boundary <> 0.225-0.255: transition zone <> 0.305-0.37: rafted piece <> 3. genetic ice class: mainly frazil <> 4. vert. sect. at: 0.00-0.1
PS14/04501Radiosonde1988-11-05T10:26:00-63.30000-47.70000
PS14/120Multiple investigations1988-11-05T11:59:00-63.25667-47.67167-3146
n7231011PS14/121Sea ice corer1988-11-05T21:45:00-63.03000-47.37000air temp: -1.5/ice thickn: 1.66/snow thickn: n.g./snow temp: -3.1/water temp: -1.6/Sampling site on old floe of white ice; in the immediate vicinity of <> an extended lead; floe size several hundreds of meters in width and <> several kilometers in length. <> 2. 0.0-0.3: brine channels and brine pockets <> 0.3-0.345: transition zone <> 0.345-0.445: large refrozen brine channel <> continued from previous segment <> 0.685-0.785: large crystals <> 3. genetic ice class: mainly tranquil congelation <> 4. vert. sect. at: 0.225-0.345
PS14/121Multiple investigations1988-11-05T23:50:00-63.06667-47.69833-3027
PS14/04500Radiosonde1988-11-06T06:05:00-63.10000-47.70000
n7231101PS14/122Sea ice corer1988-11-06T09:45:00-62.42000-47.45000air temp: -2.7/ice thickn: 0.4/snow thickn: 0.12/snow temp: -1.9/water temp: -1.6/No information available. <> 2. 0.0-0.095: layers of pores and brine pockets <> 0.095-0.305: brine pockets (0.01-0.02m in diam.), brine channels <> 0.305-0.405: layers of pores and small brine pockets <> 0.305-1.055: very homogeneous ice regarding grain sizes and shapes <> 0.465-0.76: brine pockets and channels (<0.01m long, <0.001m wide) <> 0.76-1.45: refrozen brine channel, up to 0.02m in diam. <> 1.63-1.66: brine channels, larger crystals <> 3. genetic ice class: predominantly frazil <> 4. hor. sect. at 0.465.
PS14/04499Radiosonde1988-11-06T10:32:00-62.80000-47.70000
PS14/122Multiple investigations1988-11-06T11:35:00-62.62667-47.78000-3466
PS14/123Multiple investigations1988-11-07T00:15:00-61.99000-47.40667-2760
PS14/04498Radiosonde1988-11-07T05:57:00-62.00000-47.40000
PS14/124Multiple investigations1988-11-07T08:02:00-61.85833-47.23167-1721
n7231201PS14/124Sea ice corer1988-11-07T10:15:00-61.50000-47.15000air temp: -4/ice thickn: 1.4/snow thickn: 0.33/snow temp: -1.8/water temp: -1.6/Station on a vast new ice floe; variable snow depths due to strong <> drift events. <> 2. 0.0-0.025: clear band of ice (refrozen melt layer), below a gap <> of 0.005m width, partially bridged by ice <> 0.025-0.35: fine-grained ice with small bubbles, brine pockets <> and channels <> 0.35-0.405: milky appearance, few brine pockets <> 3. genetic ice class: predominantly frazil <> 4. hor. sect. at 0.235
PS14/04497Radiosonde1988-11-07T10:23:00-61.90000-47.20000
PS14/125Multiple investigations1988-11-07T21:44:00-61.59500-46.76167-910
PS14/04496Radiosonde1988-11-08T06:04:00-61.90000-46.80000
n7231303PS14/125Sea ice corer1988-11-08T08:30:00-61.50000-46.52000air temp: -5.1/ice thickn: 1.4/snow thickn: 0.64/snow temp: -2.1/water temp: -1.6/Medium sized floe (200m width) which is broken part of larger floe; <> smooth surface topography in the interior and heavy ridging around the <> perimeters of the floe. <> 2. 0.0-0.295: very porous, layers and clusters of brine pockets, also <> patches of clear ice <> 0.295-0.445: half of section consists of very clear polygonal gran. <> with grains up to 0.008m in diam. <> 0.48-0.58: very fine-grained <> 0.58-0.67: numerous brine pockets <> 0.72-0.95: brine pockets <> 1.01-1.115: refrozen brine channel <> 1.115-1.41: large crystals, patches of smaller grains inbetween <> (refrozen brine pockets?) <> 3. genetic ice class: mixed frazil/tranquil congelation <> 4. hor. sect. at: 1.4; vert. sect. at: 1.01-1.115
PS14/04495Radiosonde1988-11-08T10:24:00-61.90000-46.90000
PS14/04494Radiosonde1988-11-09T06:02:00-61.50000-46.60000
n7231401PS14/126Sea ice corer1988-11-09T06:15:00-61.29000-46.34000air temp: -5.1/ice thickn: 1.76/snow thickn: 0.05/snow temp: -2.6/water temp: -1.6/Station at edge of large floe; extensive ridging and rafting; uneven <> surface morphology with drifted-in ridges and hummocks. <> Cores -01 and -02 taken through thinner ice, not regarded here. <> This core was taken on the same floe but at a different location <> and should actually be called 3131<> 2. 0.0-.013: porous, large brine pockets, well defined boundary to <> upper unit, inclusion of biogenic material <> 0.13-0.245: less porous <> 0.245-0.415: some large pores and brine pockets <> 0.415-0.515: small pores throughout <> 0.515-0.56: intermediate porosity <> 0.56-0.63: fine-grained, less porosity <> 0.63-1.07: small pores throughout <> 0.705-0.76: patch of mixed col./gran. <> 0.97-1.07: patch of intermed. gran./col. <> 1.07-1.165: intermediate porosity <> 1.165-1.26: small pores throughout <> 1.26-1.36: few large brine pockets <> 3. genetic ice class: mixed gran./col. <> 4. vert. sect. at: 0.6-0.705; 0.705-0.805
PS14/126Multiple investigations1988-11-09T08:09:00-61.47833-46.56500-381
n7231411PS14/127Sea ice corer1988-11-09T10:30:00-61.22000-46.29000air temp: -5.4/ice thickn: 1.55/snow thickn: 0.33/snow temp: -1.8/water temp: -1.6/Small floe (50x50m); ridged along the edges and to a lesser extent in <> the interior; irregular snow/ice-interface. <> 2. 0.0-0.085: high porosity, some large retextured crystals <> 0.085-0.12: well defined lower boundary (rafted) <> 0.15-0.18: layers of pores and brine pockets; below brine channels <> 0.32-0.435: brine channels <> 0.575-0.66: porous <> 0.86-0.9: few smaller crystals <> 0.935: very well defined lower boundary <> 1.14-1.215: slightly slanted <> 1.29-1.335: very large brine pockets, layers of pores <> 1.385-1.46: systems of brine channels and pockets <> 1.46-1.495: layers of horizontally aligned crystals <> 1.565-1.585: very porous <> 1.585-1.635: large brine channels <> 1.705-1.725: aligned crystals <> 1.725-1.765: very porous <> 3. genetic ice class: mainly tranquil congelation <> 4. vert. sect. at: 0.385-0.485; 0.935-1.065
PS14/127Multiple opening/closing net, 200 µm meshsize1988-11-09T15:11:00-61.47830-46.56500-381
n7231422PS14/128Sea ice corer1988-11-09T18:45:00-61.05000-46.03000air temp: -4.7/ice thickn: 3.04/snow thickn: 1/snow temp: -2.2/water temp: -1.6/Relatively large, homogeneous floe of intermediate age; smooth surface <> topography, some ridging around perimeter of floe. <> 2. 0.0-0.48: High porosity, brine pockets <> 0.18-0.19: band of small pores <> 0.48-0.55: transition zone <> 0.55-0.70: large crystals, refrozen brine channel in upper part <> 0.7-0.805: smaller crystals <> 0.805-0.93: very large crystals <> 0.99-1.185: large brine channels and pores <> 1.11: sharp boundary <> 1.235-1.31: intermediate porosity <> 1.31-1.39: transition zone (?) <> 3. genetic ice class: mixed frazil/congelation (tranquil/disturbed) <> 4. no thin sections
PS14/128Multiple investigations1988-11-09T21:09:00-61.07500-46.06667-272
PS14/04493Radiosonde1988-11-10T06:03:00-60.90000-45.60000
PS14/129Multiple investigations1988-11-10T08:01:00-60.83333-45.58167-376
PS14/04492Radiosonde1988-11-10T10:30:00-60.80000-45.60000
PS14/04491Radiosonde1988-11-11T06:02:00-60.60000-46.50000
PS14/130Multiple investigations1988-11-11T08:02:00-60.62000-46.47000-520
PS14/04490Radiosonde1988-11-11T10:19:00-60.60000-46.50000
n7231601PS14/131Sea ice corer1988-11-11T10:25:00-60.27000-46.27000air temp: -4.2/ice thickn: 1.65/snow thickn: 1/snow temp: -1/water temp: -1.6/Floe of intermediate size (50x50m), remnant of larger floe; ridging <> apparent at the edges, otherwise not noticeable due to thick snow <> cover. <> 2. 0.0-0.08: layers of transparent ice (refrozen melt layers); porous <> 0.08-0.24: porous; layering <> 0.24-0.265: large pores and brine pockets <> 0.36-0.375: layer of transparent ice <> 0.47-1.13: porous, large brine pockets <> 0.66-0.715: patch of intermed. col./gran. of half the core width <> (refrozen cavity) <> 1.255-1.48: porous, brine pockets, regions of sample appear less <> porous with smaller crystals <> 1.48-1.58: clusters of pores <> 1.58-1.79: intermediate porosity <> 1.79-3.035: fine-grained <> 2.21-2.425: brine channels <> 2.735-2.83: intermediate porosity <> 2.83-3.035: large cavities (melting) <> 3. genetic ice class: predominantly frazil <> 4. vert. sect. at: 0.58-0.695; 1.375-1.48; hor.sect. at: 2.425
PS14/131Multiple opening/closing net, 200 µm meshsize1988-11-11T14:43:00-60.45830-46.44500-612
PS14/132Multiple investigations1988-11-11T20:33:00-60.16333-46.44833-3406
PS14/133Multiple investigations1988-11-12T02:38:00-59.88500-46.36667-3967
PS14/134Multiple opening/closing net, 200 µm meshsize1988-11-12T09:10:00-59.53000-46.46000-3102
PS14/04489Radiosonde1988-11-12T10:28:00-59.50000-46.50000
PS14/135Multiple investigations1988-11-12T12:03:00-59.22000-46.46167-2880
PS14/136Multiple opening/closing net, 200 µm meshsize1988-11-12T18:19:00-59.03830-46.49500-2610
PS14/137Multiple opening/closing net, 200 µm meshsize1988-11-12T22:41:00-58.51830-46.51330-3210
PS14/138Multiple investigations1988-11-13T02:33:00-58.32167-46.50833-3065
PS14/04488Radiosonde1988-11-13T06:00:00-58.00000-46.50000
PS14/139Multiple opening/closing net, 200 µm meshsize1988-11-13T06:43:00-57.84670-46.49330-3363
PS14/04487Radiosonde1988-11-13T10:23:00-57.80000-46.50000
PS14/04486Radiosonde1988-11-14T06:00:00-59.90000-49.60000
n7231901PS14/014Sea ice corer1988-11-14T10:00:00-60.22000-50.08000air temp: -4.1/ice thickn: 2.33/snow thickn: 0.7/snow temp: -1.6/water temp: -1.5/Broken remnant of old floe; heavily ridged; varying snow depths due to <> drifting-in of ridges; floe 50x50m in size with rounded shape. <> 2. 0.0-0.1: Vertical zone of clear ice (refrozen melt channel) <> 0.395-0.505: high porosity, brine pockets <> 0.54-0.83: elongated grains <> 0.91-1.05: rounded inclusion of columnar texture (piece of brash) <> 1.05-1.41: brine pockets <> 1.41-1.51: patch of congelation growth (piece of brash) <> 1.51-1.74: more pieces of columnar included in sample, brine pockets <> 3. genetic ice class: predominantly frazil <> 4. vert. sect. at: 0.54-0.62
PS14/04485Radiosonde1988-11-14T10:30:00-60.30000-50.10000
PS14/140Multiple investigations1988-11-14T12:27:00-60.36000-50.17000-3472
PS14/04484Radiosonde1988-11-15T06:01:00-60.30000-50.10000
PS14/04483Radiosonde1988-11-15T10:25:00-60.30000-50.00000
PS14/141Multiple investigations1988-11-15T18:27:00-59.68167-51.83500-3143
PS14/04482Radiosonde1988-11-16T10:24:00-58.60000-54.80000
PS14/04481Radiosonde1988-11-17T10:30:00-57.00000-60.70000
n7230801PS14/119Sea ice corer1992-11-04T10:00:00-63.18000-47.38000air temp: -4/ice thickn: 3.74/snow thickn: 0.5/snow temp: -2.3/water temp: -1.8/Level floe; no internal ridges, ridges only along the perimeter <> 2. 0-0.03: very porous with numerous brine pockets <> 0.03-0.06: very clear ice, mellt layer <> 0.13-0.22: increasingy porous <> 0.24: gap of unknown width <> 0.24-0.37: pores and large brine pockets <> 0.37-0.44: occasional congelation growth <> 1.03-1.07: brine pockets <> 3. genetic ice class: pred. frazil <> 4. vert. sec. at: 0-0.1, 0.86-0.97