R/V METEOR Cruise Report M134: emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Bremen
Marum, Universität Bremen
2017
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| Schriftenreihe: | Berichte aus dem MARUM und dem Fachbereich Geowissenschaften der Universtiät Bremen
No. 317 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | 220 Seiten Illustrationen, Karten, Diagramme |
Internformat
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| 245 | 1 | 0 | |a R/V METEOR Cruise Report M134 |b emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 |c edited by Gerhard Bohrmann and Greta Ohling ; with contributions of cruise participants |
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Datensatz im Suchindex
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| adam_text | BERICHTE AUS DEM MARUM UND DEM FACHBEREICH GEOWISSENSCHAFTEN
DER UNIVERSITAT BREMEN
P/ / MPTPHP Senckenberg Gese l lschaf t
r / V IVIETEOR fur Naturforschung ^
Leihgabe der
Cruise Report M134
Emissions of Free Gas from Cross-Shelf Troughs of
South Georgia: Distribution, Quantification, and Sources for
Methane Ebullition Sites in Sub-Antarctic Waters
Port Stanley (Falkland Islands) - Punta Arenas (Chile)
16 January -18 February 2017
Cruise sponsored by Deutsche Forschungsgemeinschaft (DFG)
And by Bundesministerium fur Bildung und Forschung (BMBF)
Edited by
Gerhard Bohrmann and Greta Ohling
With contributions of cruise participants
W Universitat Bremen
R/V METEOR Cruise Report M134
Table of Contents
1 Summary
2 Participants
3 Objectives
4 Cruise Narrative
5 Hydro-Acoustic Work
510 ve rvi ewSu rvey s
5 2 Bathymetry and Backscatter Mapping
521 Multibeam Data Acquisition
522 Attributed Sensors (Navigation, Motion Data, Sound Velocity)
523 Multibeam Data Processing
5 3 ATLAS PARASOUND Sub-Bottom Profiler (SBP)
5 4 Flare Imaging
541 Multibeam Flare Imaging with EM710
542 Single-Beam Flare Imaging with PARASOUND
543 Gas Bubble Detection with the ROV-Mounted Horizontally-Looking Sonar
5 5 Results from Hydroacoustic Data
551 Cumberland Bay
552 Royal Trough
553 Icefjord Trough
6 Air and Water Column Measurements
6 1 Methods
611 Air Measurements
612 Water Sampling *
613 Biogeochemical Analyses
6 2 Preliminary Results
621 Atmospheric Methane Measurements
622 Water Column Results
7 Remotely Operated Vehicle MARUM SQUID (2000 m)
7 1 Technical Description and Performance
711 Mobilization
712 -Vehicle - X
713 Winch and Supply Cable
714 Topside Equipment
715 Scientific Payload
7 2 Dive Reports !
721 Dive 20 (GeoB22003-l)
722 Dive 21 (GeoB22007-l) ;
723 Dive 22 (GeoB22010-l) ;
724 Dive 23 (GeoB22026-l)
725 Dive 24 (GeoB22029-l) -
726 Dive 25 (GeoB22032-l)
727 Dive 26 (GeoB22044-l)
728 Dive 27 (GeoB22047-l) i
n
729 Dive 28 (GeoB22051-l) - 81
7 2 10 Dive 29 (GeoB22061-l) 84
8 Sediment Sampling and Sediment Investigation 88
8 1 Sediment Sampling 88
811 Sampling Devices 88
8 1 2 Sediment Sampling for Analysis of Sediment Porosity 88
8 2 Sediment Description 90
821 Gravity Cores 90
822 Multi-Cores 93
823 Dynamic Autoclave Piston Core Descriptions 94
824 Push Core Description 95
825 Gas Hydrate Features 95
826 Carbonates 96
8 3 Church Trough and Jacobsen Trough Cores 98
8 4 Sediment Magnetics 100
841 Shipboard Analyses 101
842 Preliminary Results and Discussion 102
9 Temperature Measurements 107
9 1 Gravity Cores Equipped with MTL 107
9 2 T-Stick Deployments During ROV Dives 109
10 Sediment Geochemistry and Biogeochemistry 111
10 1 Introduction 111
10 2 Objectives 112
10 3 Shipboard Analyses 113
10 4 Preliminary Results and Discussion 118
11 Gas Analyses 122
11 1 Introduction 122
11 2 Methods 123
11 3 Preliminary Results 124
11 3 1 Ex situ Concentration Profiles of Dissolved Methane 124
11 3 2 Molecular Compositions of Light Hydrocarbons in Vent Gas,
Hydrate Bound Gas, and Sedimentary Gas 132
11 3 3 Quantities of Gas Hydrates in Sediments at the Church Flare 133
11 3 4 Hydrate Stabilities 134
12 Biology - Biological and Environmental Collections from Multicorer Samples in the
South Georgia s Shelf Troughs 136
12 1 Background 136
12 2 Shipboard Analyses 136
12 3 Preliminary Results 138
12 4 Description of Macrofauna per South Georgia Shelf Trough 142
12 4 1 King Haakon Trough ! 142
12 4 2 Drygalski Fjord 143
12 4 3 Church Trough 143
12 4 4 Cumberland Bay 143
12 4 5 Annenkov Trough 144
12 4 6 Royal Trough * 144
12 5 Expected Results ; 145
r
13 Weather During the Voyage M134-1 146
14 Data and Sample Storage and Availability 148
15 Acknowledgements 148
16 References 149
17 Appendix 154
17 1 Appendix 1: Station List 154
17 2 Appendix 2: Hydroacoustic Data Management, Settings and Runtime Parameters 158
17 3 Appendix 3: BWS Samples 161
17 4 Appendix 4: CTD Samples 165
17 5 Appendix 5: Vacuum Extraction 182
17 6 Appendix 6: MUC Core Distribution 183
17 7 Appendix 7: Core Descriptions 190
17 8 Appendix 8: Temperature Measurements 209
17 9 Appendix 9: Macrofaunal Specimen Numbers in Sediment Layers of MUC Tubes 219
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| publishDate | 2017 |
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| series2 | Berichte aus dem MARUM und dem Fachbereich Geowissenschaften der Universtiät Bremen |
| spelling | R/V METEOR Cruise Report M134 emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 edited by Gerhard Bohrmann and Greta Ohling ; with contributions of cruise participants Bremen Marum, Universität Bremen 2017 220 Seiten Illustrationen, Karten, Diagramme txt rdacontent n rdamedia nc rdacarrier Berichte aus dem MARUM und dem Fachbereich Geowissenschaften der Universtiät Bremen No. 317 Geschichte 2017 gnd rswk-swf Meteor Schiff, 1986- (DE-588)4275307-7 gnd rswk-swf Expedition (DE-588)4129116-5 gnd rswk-swf (DE-588)4155043-2 Forschungsbericht gnd-content Meteor Schiff, 1986- (DE-588)4275307-7 s Expedition (DE-588)4129116-5 s Geschichte 2017 z DE-604 Bohrmann, Gerhard 1956- (DE-588)13346301X aut edt Meteor (Körperschaft) (DE-588)16296468-7 isb Erscheint auch als Online-Ausgabe Berichte aus dem MARUM und dem Fachbereich Geowissenschaften der Universtiät Bremen No. 317 (DE-604)BV041169874 317 HEBIS Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=030142378&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Bohrmann, Gerhard 1956- R/V METEOR Cruise Report M134 emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 Berichte aus dem MARUM und dem Fachbereich Geowissenschaften der Universtiät Bremen Meteor Schiff, 1986- (DE-588)4275307-7 gnd Expedition (DE-588)4129116-5 gnd |
| subject_GND | (DE-588)4275307-7 (DE-588)4129116-5 (DE-588)4155043-2 |
| title | R/V METEOR Cruise Report M134 emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 |
| title_auth | R/V METEOR Cruise Report M134 emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 |
| title_exact_search | R/V METEOR Cruise Report M134 emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 |
| title_full | R/V METEOR Cruise Report M134 emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 edited by Gerhard Bohrmann and Greta Ohling ; with contributions of cruise participants |
| title_fullStr | R/V METEOR Cruise Report M134 emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 edited by Gerhard Bohrmann and Greta Ohling ; with contributions of cruise participants |
| title_full_unstemmed | R/V METEOR Cruise Report M134 emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 edited by Gerhard Bohrmann and Greta Ohling ; with contributions of cruise participants |
| title_short | R/V METEOR Cruise Report M134 |
| title_sort | r v meteor cruise report m134 emissions of free gas from cross shelf troughs of south georgia distribution quantification and sources for methane ebullition sites in sub antarctic waters port stanley falkland islands punta arenas chile 16 january 18 february 2017 |
| title_sub | emissions of free gas from cross-shelf troughs of South Georgia: distribution, quantification, and sources for methane ebullition sites in Sub-Antarctic Waters : Port Stanley (Falkland Islands) - Punta Arenas (Chile), 16 January - 18 February 2017 |
| topic | Meteor Schiff, 1986- (DE-588)4275307-7 gnd Expedition (DE-588)4129116-5 gnd |
| topic_facet | Meteor Schiff, 1986- Expedition Forschungsbericht |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=030142378&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV041169874 |
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