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 SO133-track Underway cruise track measurements CT 1998-07-10T00:00:00 14.59220 120.95000 1998-08-10T00:00:00 -18.12860 178.42370 Manila - Suva GIK17675-2 SO133_04-SL Gravity corer (Kiel type) SL 1998-07-20T00:00:00 -2.49950 151.55420 -1897 gravity core GIK17674-1 SO133_01-GKG Giant box corer GKG 1998-07-20T00:00:00 -2.11950 151.56630 -1716 light brown foraminiferal ooze with foraminifera larger than 0.5 mm, Single pebbles on the surface GIK17674-2 SO133_02-SL Gravity corer (Kiel type) SL 1998-07-20T00:00:00 -2.11920 151.56690 -1716 ash on bottom of core catcher GIK17675-1 SO133_03-GKG Giant box corer GKG 1998-07-20T00:00:00 -2.49920 151.55470 -1898 slightly dark brown foraminiferal ooze, common ash layers of 1-3 cm, pepper texture SO133_05-MS Multisonde MS 1998-07-21T00:00:00 -3.31500 152.58130 -1460 24 bottles Methane content up to 125 nl/l SO133_07-DR Dredge DRG 1998-07-21T00:00:00 -3.31950 152.65470 -1591 -3.31170 152.66020 -1107 200 kg of vesicular pyroxene-rich basalts (ankaramites) with minor olivine phenocrysts SO133_06-DR Dredge DRG 1998-07-21T00:00:00 -3.31730 152.65680 -1416 -3.31320 152.65920 -1125 no sample SO133_11-GTVA Television-Grab TVG 1998-07-22T00:00:00 -3.31760 152.58170 -1448 900 kg of H2S-rich mud and living as wel as dead clams, barnacles, and worms SO133_12-DR Dredge DRG 1998-07-22T00:00:00 -3.31590 152.65920 -1391 -3.31150 152.65220 -1308 60 kg of vesicular pyroxene-rich basalts, some slight alteration SO133_13-DR Dredge DRG 1998-07-22T00:00:00 -3.31460 152.65060 -1402 -3.31190 152.65650 -1175 300 kg moderately altered and Fe-oxide coated basalts, lavas are ankaramites to pyroxene-rich, vesicular and lobate, thick Fe-crusts coat surfaces, some sulfide mineralization GIK17676-1 SO133_08-GKG Giant box corer GKG 1998-07-22T00:00:00 -3.03330 152.35030 -1860 brown foraminiferal ooze GIK17676-2 SO133_09-SLS Gravity corer (Kiel type) SL 1998-07-22T00:00:00 -3.03310 152.35010 -1861 SO133_10-GTVA Television-Grab TVG 1998-07-22T00:00:00 -3.31430 152.58190 -1440 10 – 15 kg of basaltic pepperite with numerous small xenoliths; clam shells & barnacles SO133_15-GTVA Television-Grab TVG 1998-07-23T00:00:00 -3.31250 152.65980 -1064 mineralized basaltic breccias and altered ankaramites SO133_16-GTVA Television-Grab TVG 1998-07-23T00:00:00 -3.31230 152.65960 -1057 -3.31260 152.65970 two altered pieces of altered, vesicular basalt SO133_17-DR Dredge DRG 1998-07-23T00:00:00 -3.31220 152.66050 -1128 -3.31240 152.66180 -1216 15 kg of altered and mineralized ankaramite, some coated with Fe-oxide, basalts are not as mineralized as on station 15 & 16 SO133_18-DR Dredge DRG 1998-07-23T00:00:00 -3.31290 152.65720 -1161 -3.31160 152.66070 -1153 3 kg of plates and crusts of Fe-oxide, 1 fragment of ankaramite SO133_19-MS Multisonde MS 1998-07-23T00:00:00 -3.32510 152.59070 -1624 9000 nl/l methane anomaly near bottom SO133_20-DR Dredge DRG 1998-07-23T00:00:00 -3.24950 152.53700 -1403 -3.25510 152.54240 -1307 2 small pieces of pyroxene-phlogopite basalt with smalll xenoliths SO133_21-DR Dredge DRG 1998-07-23T00:00:00 -3.24980 152.53690 -1404 -3.25500 152.54240 -1306 2 small pieces of pyroxene-phlogopite basalt with xenoliths of peridotite and gabbro SO133_14-GTVA Television-Grab TVG 1998-07-23T00:00:00 -3.31330 152.65940 -1052 -3.31250 152.65990 variably altered and mineralized ankaramites and basaltic breccias SO133_22-DR Dredge DRG 1998-07-23T00:00:00 -3.25390 152.53180 -1453 -3.25300 152.52930 -1447 no sample SO133_32-DR Dredge DRG 1998-07-24T00:00:00 -3.29550 152.57980 -1550 -3.29330 152.58340 -1452 no sample SO133_23-GTVA Television-Grab TVG 1998-07-24T00:00:00 -3.31230 152.65970 -1049 30 kg of highly altered and brecciated basalt, some highly mineralized SO133_24-GTVA Television-Grab TVG 1998-07-24T00:00:00 -3.31210 152.65960 -1062 40 kg vesicular, zonally altered basalt with Fe-oxide crusts SO133_25-GTVA Television-Grab TVG 1998-07-24T00:00:00 -3.31210 152.65910 -1082 75 kg of altered basalt and a variety of intensely altered, pyritic basaltic breccias, large variety of sulfides SO133_26-GTVA Television-Grab TVG 1998-07-24T00:00:00 -3.31180 152.65880 -1088 40 kg, fairly fresh vesicular pyroxene-rich basalt. Weathered and altered basalt with veins and fractures with realgar and orpiment mineralization SO133_27-GTVA Television-Grab TVG 1998-07-24T00:00:00 -3.31250 152.65850 -1104 -3.31240 152.65880 -1097 no sample SO133_28-GTVA Television-Grab TVG 1998-07-24T00:00:00 -3.31190 152.65850 -1102 100 kg of mildly altered ankaramitic basalts, vesicular with thin Fe-oxide coatings, silicious, basaltic breccias SO133_29-MS Multisonde MS 1998-07-24T00:00:00 -3.32210 152.62040 -1690 methane anomaly of 450 nl/l at 1620 m (top of the structure) SO133_30-DR Dredge DRG 1998-07-24T00:00:00 -3.32290 152.62110 -1691 -3.32620 152.61640 -1595 no bites, dredge empty SO133_31-DR Dredge DRG 1998-07-24T00:00:00 -3.32490 152.58950 -1630 -3.31790 152.59590 -1506 no rocks, a few clam shells, with Fe-sulfide coatings SO133_33-GTVA Television-Grab TVG 1998-07-25T00:00:00 -3.31740 152.58090 -1446 200 kg of mostly clams in a muddy matrix with small xenolith-bearing basalts, rare ultramafic xenoliths SO133_34-GTVA Television-Grab TVG 1998-07-25T00:00:00 -3.31750 152.58110 -1448 250 kg of mostly biological samples in a muddy matrix that contains sand, pebbles, and cobbles of pyroxene-phlogopite basalt with abundant small xenoliths SO133_35-GTVA Television-Grab TVG 1998-07-25T00:00:00 -3.31250 152.65820 -1114 -3.31220 152.65820 -1107 no sample SO133_36-GTVA Television-Grab TVG 1998-07-25T00:00:00 -3.31240 152.65890 -1088 a 3 kg pyroxene-phyric (ankaramitic) basalt, slightly altered GIK17677-1 SO133_37-GKG Giant box corer GKG 1998-07-25T00:00:00 -3.62070 152.95490 -2516 Brown clays with some foraminifera and fine ash layers. Core fit: 35 cm in the box core GIK17677-1 = 1 cm in gravity core GIK17677-2. GIK17677-2 SO133_38-SLS Piston corer (Kiel type) KOL 1998-07-25T00:00:00 -3.62140 152.95300 -2516 Clays and tephra, pumice fragments in core catcher. Core fit: 35 cm in the box core GIK17677-1 = 1 cm in gravity core GIK17677-2. SO133_39-GTVA Television-Grab TVG 1998-07-25T00:00:00 -3.31190 152.65930 -1059 75 kg rock and mud, ankaramites, variably altered and mineralized SO133_40-GTVA Television-Grab TVG 1998-07-26T00:00:00 -3.31210 152.65940 -1068 300 kg of altered highly mineralized basalt and mud (clay alteration) SO133_41-GTVA Television-Grab TVG 1998-07-26T00:00:00 -3.31220 152.65940 -1059 150 kg of sulfide-rich altered ankaramite, oxide crusts and less altered basalt SO133_42-GTVA Television-Grab TVG 1998-07-26T00:00:00 -3.31210 152.66000 -1051 10 kg of altered basaltic breccia with trace sulfides, less altered ankaramite, oxide crusts SO133_43-GTVA Television-Grab TVG 1998-07-26T00:00:00 -3.32440 152.58950 -1624 300 kg of hemipelagic mud with polychaete worms SO133_44-GTVA Television-Grab TVG 1998-07-26T00:00:00 -3.32250 152.59100 -1598 50 kg of foraminiferal ooze and biota, mussel clump with carbonate blocks (oxidized methane) SO133_45-GTVA Television-Grab TVG 1998-07-26T00:00:00 -3.32230 152.59110 -1606 a few clams and mud with vestimentiferan worms SO133_46-DR Dredge DRG 1998-07-26T00:00:00 -3.31190 152.65780 -1120 -3.31250 152.65900 -1097 15 kg of slightly altered ankaramite SO133_47-DR Dredge DRG 1998-07-26T00:00:00 -3.31190 152.65800 -1118 -3.31250 152.65980 -1104 4 kg, partially altered ankaramites and Fe-oxide crusts, no visible sulfides SO133_48-DR Dredge DRG 1998-07-26T00:00:00 -3.31260 152.65970 -1106 -3.31200 152.65780 -1122 no sample SO133_49-DR Dredge DRG 1998-07-26T00:00:00 -3.31170 152.65960 -1098 -3.31270 152.65940 -1099 no sample SO133_50-DR Dredge DRG 1998-07-26T00:00:00 -3.31230 152.65900 -1097 -3.31200 152.66090 -1150 60 kg of ankaramite, Fe-oxide cemented basaltic breccia, minimal alteration SO133_53-GTVA Television-Grab TVG 1998-07-27T00:00:00 -3.31220 152.65940 -1057 100 kg of sulfide-rich altered basaltic breccia, basalt and oxide crusts with some sphalerite and galena SO133_51-GTVA Television-Grab TVG 1998-07-27T00:00:00 -3.31220 152.65920 -1075 10 kg of mud and indurated mud, some small altered and mineralized basalts SO133_52-GTVA Television-Grab TVG 1998-07-27T00:00:00 -3.31220 152.65910 -1075 large (10 kg) ankaramite, slightly altered and Fe-oxide coated SO133_54-GTVA Television-Grab TVG 1998-07-27T00:00:00 -3.25230 152.54170 -1269 250 kg of trachybasalt with peridotite, gabbro and sediment xenoliths, pelagic and pebbly mud SO133_55-GTVA Television-Grab TVG 1998-07-27T00:00:00 -3.25250 152.54080 -1278 75 kg trachybasalt with abundant xenoliths SO133_56-GTVA Television-Grab TVG 1998-07-27T00:00:00 -3.25230 152.54150 -1272 100 kg of trachybasalt with abundant xenoliths, cinder-like sediment GIK17678-1 SO133_57-GKG Giant box corer GKG 1998-07-27T00:00:00 -3.32280 152.58850 -1610 grey sand, probably degassing of methane GIK17678-2 SO133_58-SLS Gravity corer (Kiel type) SL 1998-07-27T00:00:00 -3.32260 152.59090 -1574 grey sand, relatively hard sediment GIK17679-1 SO133_59-GKG Giant box corer GKG 1998-07-27T00:00:00 -3.32240 152.59110 -1573 no sample GIK17680-1 SO133_60-GKG Giant box corer GKG 1998-07-27T00:00:00 -3.32260 152.58910 -1625 46 cm box core, 1 cm of a brown oxidized layer above dark grey sand SO133_62-GTVA Television-Grab TVG 1998-07-28T00:00:00 -2.84550 152.54490 -1151 carbonate concretions and hemipelagic mud SO133_61-GTVA Television-Grab TVG 1998-07-28T00:00:00 -2.84530 152.54510 -1149 90 kg of mud and indurated hemipelagic mud, some biota GIK17681-1 SO133_63-GKG Giant box corer GKG 1998-07-28T00:00:00 -2.39990 152.84720 -1831 40 cm box core, light grey tp brown sand, 2 cm ash layer GIK17681-2 SO133_64-SLS Piston corer (Kiel type) KOL 1998-07-28T00:00:00 -2.39910 152.84750 -1830 grey sandy clay and very fine sand GIK17682-1 SO133_65-GKG Giant box corer GKG 1998-07-28T00:00:00 -2.64940 153.03210 -2040 small pieces of pumice at top, ash layers; core fit: 0.41m in core GIK17682-1 = 0.27 m in core GIK17682-2 GIK17682-2 SO133_66-SLS Piston corer (Kiel type) KOL 1998-07-28T00:00:00 -2.64960 153.03160 -2045 grey sand; core fit: 0.41m in core GIK17682-1 = 0.27 m in core GIK17682-2 SO133_67-OFOS Ocean Floor Observation System OFOS 1998-07-29T00:00:00 -3.31430 152.58170 -1473 -3.33170 152.59760 -1636 282 slides SO133_68-GTVA Television-Grab TVG 1998-07-29T00:00:00 -3.31330 152.58820 -1589 -3.31240 152.59550 -1485 no sample GIK17683-1 SO133_69-GKG Giant box corer GKG 1998-07-29T00:00:00 -3.07660 153.06750 -2408 box corer almost empty hard sediments GIK17684-1 SO133_70-SLS Piston corer (Kiel type) KOL 1998-07-29T00:00:00 -3.10660 152.99770 -2387 grey hard sandy clays, brown sand at the top SO133_71-MS Multisonde MS 1998-07-29T00:00:00 -3.35760 152.62120 -1715 methane content up to 65.8 nl/l SO133_72-GTVA Television-Grab TVG 1998-07-29T00:00:00 -3.34020 152.66850 -1688 no rocks, just foraminiferal mud SO133_74-GTVA Television-Grab TVG 1998-07-30T00:00:00 -3.29630 152.63680 -1489 sediment with layered crusts SO133_73-GTVA Television-Grab TVG 1998-07-30T00:00:00 -3.33520 152.67790 -1663 -3.33420 152.67860 -1666 no sample SO133_75-GTVA Television-Grab TVG 1998-07-30T00:00:00 -3.29410 152.58160 -1470 70 kg of plagioclase-clinopyroxene-phyric basalt, ankaramite, and vesicular ankaramite, in various stages of weathering SO133_76-GTVA Television-Grab TVG 1998-07-30T00:00:00 -3.29570 152.58190 -1508 -3.29330 152.58250 -1428 no sample SO133_79-GTVA Television-Grab TVG 1998-07-31T00:00:00 -3.32610 152.57330 -1593 -3.32590 152.57340 -1590 no sample SO133_78-GTVA Television-Grab TVG 1998-07-31T00:00:00 -3.33690 152.56170 -1672 -3.33570 152.56290 -1662 no sample SO133_80-GTVA Television-Grab TVG 1998-07-31T00:00:00 -3.31210 152.65920 -1083 -3.31210 152.65950 -1092 no sample SO133_81-DR Dredge DRG 1998-07-31T00:00:00 -3.29310 152.55810 -1556 -3.28780 152.56210 -1504 no sample SO133_82-DR Dredge DRG 1998-07-31T00:00:00 -3.29400 152.56150 -1559 -3.28840 152.56260 -1512 sediment and one small (2 cm) piece of pumice SO133_83-GTVA Television-Grab TVG 1998-07-31T00:00:00 -3.31210 152.65930 -1091 75 kg of pyrite-mineralized and altered ankaramites, some brecciated SO133_77-GTVA Television-Grab TVG 1998-07-31T00:00:00 -3.28960 152.56140 -1488 -3.28910 152.56310 -1515 no sample SO133_85-GTVA Television-Grab TVG 1998-08-01T00:00:00 -3.33660 152.70320 -1773 -3.33660 152.70330 -1762 no sample SO133_86-GTVA Television-Grab TVG 1998-08-01T00:00:00 -3.33660 152.70320 -1713 -3.33660 152.70330 -1695 no sample SO133_84-GTVA Television-Grab TVG 1998-08-01T00:00:00 -3.31200 152.65900 -1092 0.5 kg of pyritized and heavily weathered ankaramite and Fe-oxide crusts