2016. Seasonal and diurnal frost environments in western Dronning Maud Land

1055 Pages·2016·8.69 MB·English

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ISBN 978-0-948277-32-0
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ISBN 978-0-948277-32-0
OVERVIEW

Content Page Number

20 - 501
Oral Presentation Abstracts
Oral Presentation Index 502 - 531

549 - 1022
Poster Presentations Abstracts
Poster Presentation Index 1023 - 1053
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Oral Presentation Abstracts

Mini Symposium: Tropical Antarctic Teleconnections, August 22, 2016, 9:30 AM - 11:00 AM
...................................................................................................................................................... 20
The role of tropical climate variability in the cessation of the Antarctic Peninsula warming ......... 20
Large-scale atmospheric environment that develop Mesoscale Convective Systems in Southern
Brazil: the influence of Antarctica on subtropical extreme events ............................................... 21
Simulated Response of Antarctic Atmospheric Circulation and Sea Ice to recent Tropical SST
Trends ........................................................................................................................................ 22
Southern annular mode change in the last glacial maximum derived from pmip2 simulations .... 23
South pacific circulation changes and their connection to the tropics and regional Antarctic
warming during austral spring .................................................................................................... 24
Teleconnection between Antarctic Sea Ice Extent Variability and atmospheric circulation over
Southern Indian Ocean............................................................................................................... 25
Modeling El Niño diversity and tropical teleconnections to Antarctica ......................................... 26
Climatic interpretation from the stable water isotope composition of firn-cores from the northern
Antarctic Peninsula ..................................................................................................................... 27
S02. Evolution of the physical and biological environment of Antarctica and the Southern
Ocean over the 21st and 22nd centuries, Meeting Room 406/407, August 22, 2016, 9:30 AM -
11:00 AM ....................................................................................................................................... 28
Emission of Biogenic Hydrocarbons from Antarctic Mosses: Implications for biosphere-
atmosphere interactions, biotic feedbacks, and the future of the Antarctic atmosphere .............. 28
Biogenic Volatile Organic Compunds (BVOCs):A comparison between Tropical and Antarctic
emissions. .................................................................................................................................. 29
Islands in the ice: Expansion and increased ecological connectivity of Antarctica‘s ice-free areas
under climate change ................................................................................................................. 30
Future oceanography of the Ross Sea ....................................................................................... 31
Dynamics of the climate-active gas dimethylsulphide (DMS) in relation to sea-ice changes at the
Western Antarctic Peninsula ...................................................................................................... 32
High-resolution insight into the role of the Antarctic and the Southern Ocean in a high-carbon
future .......................................................................................................................................... 33
S29. From the top: Higher trophic predators as ecosystem sentinels, Meeting Room 410,
August 22, 2016, 9:30 AM - 11:00 AM ......................................................................................... 34
Exploitation of Antarctic krill Euphausia superba by three air-breathing predators with contrasting
foraging strategies – implications for fisheries feedback management ....................................... 34
Combining individual-based modelling and dynamic energy budget theory: a way forward for
incorporating top predators in ecosystem models ....................................................................... 35
Comparison of aerial and ship-board surveys from platforms of opportunity in the Southern
Ocean ........................................................................................................................................ 36
Implementing a sea ice-based survey to characterise toothfish interactions in McMurdo Sound 37
Validating oceanographic data obtained from Weddell seals using SMRU CTD in the Ross Sea38
S06. Glaciers and ice sheet mass balance, Meeting Room 405, August 22, 2016, 11:30 AM -
1:30 PM ......................................................................................................................................... 39
Significant mass loss recorded in Glaciar Bahía del Diablo, Vega Island, Antartic Peninsula ..... 39
Long-term monitoring of the glaciers in Wordie Bay, Antarctic Peninsula, using multi-mission SAR
time series .................................................................................................................................. 40
Unlocking the archive - Photogrammetric measurements from historical aerial photography
extend the record of glacier change on the Antarctic Peninsula.................................................. 41
Mass balance of Antarctica from combined GRACE and CryoSat inversion ............................... 42
Annual Antarctic ice sheet flux from Landsat 8 ........................................................................... 43
Measurements of snow sublimation rate at Vostok station (Antarctica) ...................................... 44
Commitments to future retreat of the Antarctic ice sheet ............................................................ 45
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S10. Subglacial aquatic environments, Meeting Room 408, August 22, 2016, 11:30 AM - 1:30
PM ................................................................................................................................................. 46
A history of Antarctic subglacial lake exploration ........................................................................ 46
An extensive subglacial lake and canyon system in Princess Elizabeth Land, East Antarctica ... 47
ICECAP-2 aerogeophysical observations of Princess Elizabeth land, east Antarctica ................ 48
Geophysical investigations of the subglacial embayment in the Institute Ice Stream of West
Antarctica ................................................................................................................................... 49
Coupled abiotic and biological cycling of elements in subsurface brine in Antarctic Lake Vida,
Victoria Valley. ........................................................................................................................... 50
Pathways to escape: Connecting the subglacial brine reservoir to supraglacial release at Blood
Falls, Taylor Glacier, McMurdo Dry Valleys, Antarctica .............................................................. 51
Development and Field Testing VALKYRIE—A prototype cryobot for clean subglacial access and
sampling. .................................................................................................................................... 52
Into the deep black sea: The icefin modular AUV for ice-covered ocean exploration .................. 53
S13. Antarctic meteorology and climatology AM1, Meeting Room 406/407, August 22, 2016,
11:30 AM - 1:30 PM ...................................................................................................................... 54
Evaluation of high-resolution MetUM and AMPS forecasts of near-surface and boundary layer
meteorological variables over the Larsen C ice shelf .................................................................. 54
An evaluation of the performance of Polar Weather Research and Forecasting (WRF) model over
West Antarctica .......................................................................................................................... 55
"Atmospheric measurements by controlled meteorological balloons in coastal areas of Antarctica"
................................................................................................................................................... 56
A prominent melting event of the Antarctic ice-sheet surface near Syowa station in 2012/13
summer ...................................................................................................................................... 57
Observations and modelling of planetary boundary layer over marginal ice zone of Amundsen
Sea Embayment, West Antarctica during late summer ............................................................... 58
Regional climate simulations over Antarctica with ACCESS and CCAM models. ....................... 59
Ozone simulations with the ACCESS model: Response in the stratosphere over Antarctica ...... 60
Direct contribution of the stratosphere to recent West Antarctic warming in austral spring ......... 61
S20. Observing and mapping the Antarctic continent, Meeting Room 403, August 22, 2016,
11:30 AM - 1:30 PM ...................................................................................................................... 62
Covering the last major data void of Antarctica with airborne geophysics – first results of the ESA
PolarGap project ........................................................................................................................ 62
Mapping sub-ice bed topography for Antarctica from imagery .................................................... 63
Airborne ice penetrating radar surveying in Princess Elizabeth Land, East Antarctica ................ 64
Towards a digital dataset of the Antarctic geosphere: The SCAR GeoMap project and progress65
Antarctic GeoMAP for Marie Byrd Land: A digital map of exposed and subglacial geology and
surficial glacial deposits .............................................................................................................. 66
"The 2014-15 McMurdo dry valleys baseline; coordinated lidar, air photography and satellite
based electro-optical imagery" ................................................................................................... 67
Application of high-resolution satellite imagery for semiautomated mapping of cryospheric
vegetation in the Antarctic environment ...................................................................................... 68
A new fully automated methodology for differentiating rock and ice in Antarctic from Landsat
imagery ...................................................................................................................................... 69
S23. Microbes, diversity, and ecological roles, Meeting Room 401/402, August 22, 2016,
11:30 AM - 1:30 PM ...................................................................................................................... 70
Convergent microbial ecosystem functions in the McMurdo and Palmer LTERs, two Antarctic
aquatic extremes ........................................................................................................................ 70
Bacteria from Antarctic macroalgae: A treasure of biodiversity and biotechnological potential ... 71
Microbial community structure in different snow types from King George Island, Antarctica ....... 72
Comparative analysis of microbial diversity in soils of maritime Antarctica ................................. 73
Wintertime bacterial communities in changing Antarctic sea ice ................................................. 74
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Microbial dynamics in frontal regimes of the Indian Ocean Sector of Southern Ocean: Role of
organic carbon and grazers ........................................................................................................ 75
Characterization of a novel Talaromyces species with strong antimicrobial activities isolated from
Deception Island ........................................................................................................................ 76
The structure and succession of copper-resistant bacterial communities from the soils of the King
George island ............................................................................................................................. 77
S24. Physiological adaptations in Antarctic organisms AM1, Meeting Room 404, August 22,
2016, 11:30 AM - 1:30 PM ............................................................................................................. 78
Protein structure, function, stability and dynamics in changing environments. Structural
constraints and evolution at low temperature .............................................................................. 78
Assessing the physiological plasticity of notothenioid fishes using an integrated approach ........ 79
Effects of environmental pollutants and changing temperature on the hepatic energy budget of
High-Antarctic fish ...................................................................................................................... 80
Cellular versus whole organismal thermal tolerance in Antarctic fishes: Are these animals more
sensitive than we thought? ......................................................................................................... 81
Expression of antioxidants proteins in Antarctic sea urchin during thermal stress....................... 82
Allies, cheaters, & thieves: Macroalgal-mesograzer interactions along the western Antarctic
peninsula .................................................................................................................................... 83
S29. From the top: Higher trophic predators as ecosystem sentinels D1 AM, Meeting Room
410, August 22, 2016, 11:30 AM - 1:30 PM .................................................................................. 84
Sentinels of South: Monitoring vertebrate populations in Larsemann Hills, East Antarctica-
Current Status and Opportunities ............................................................................................... 84
Identifying areas of ecological importance through marine predator habitat modelling around the
Prince Edward Islands, Southern Indian Ocean ......................................................................... 85
The effects of prey variability on resource partitioning by Pygoscelis penguins breeding at Palmer
Station, Antarctica ...................................................................................................................... 86
Ticks as potential climate change indicators in the Antarctic Peninsula: effects on the chinstrap
penguins .................................................................................................................................... 87
Adélie penguin response to environmental conditions challenges accepted wisdom regarding
phenological match-mismatch .................................................................................................... 88
Linking ocean productivity with movement and activity patterns of a seabird .............................. 89
Winter foraging hotspots and habitat use of Weddell seals (Leptonychotes weddellii) at the
Filchner Outflow System, southern Weddell Sea ........................................................................ 90
Novel movement and dive behaviour of an iconic marine predator: Emperor penguins in the
Eastern Ross Sea, Antarctica ..................................................................................................... 91
S35. Data access and sharing for cutting edge science, Meeting Room 409, August 22, 2016,
11:30 AM - 1:30 PM ...................................................................................................................... 92
The Polar Rock Repository: a global resource for Antarctic earth science .................................. 92
How does the SCAR policy influence open access in the curation and archiving of personal data?
................................................................................................................................................... 93
Improved tools for easier access to polar data of the IEDA/MGDS data system ......................... 94
Bringing data sharers closer together in the Southern Ocean ..................................................... 95
A Southern Ocean trophic database ........................................................................................... 96
Cloud computing infrastructure for polar GNSS e-science applications ...................................... 97
Quantarctica 3.0: A Cross-Platform, Full-Featured Open GIS for Antarctic Research ................. 98
The many roles of a National Polar Data Center ........................................................................ 99
S13. Antarctic meteorology and climatology PM1, Meeting Room 404, August 22, 2016, 3:30
PM - 6:00 PM ............................................................................................................................... 100
Assessment of historical and future changes in Antarctic precipitation based on CMIP5 models
................................................................................................................................................. 100
CMIP5 wind biases over the Adelie Land sector of the Southern Ocean: the role of resolution and
implications for projections ....................................................................................................... 101
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A statistical downscaling study on Antarctic Peninsula temperature variability based on Weather
Type Classifications ................................................................................................................. 102
Can temperature extremes in East Antarctica be replicated from ERA Interim reanalysis? ...... 103
Climate variability of the Larsen C iceshelf: Past, present, future ............................................. 104
A long term record of wind direction from aeolian features in Hidden Valley, Antarctica. .......... 105
Measurements of aerosol particle chemical and optical properties in Antarctic station Marambio
during three years .................................................................................................................... 106
Measurements of the spectral albedo at Union Glacier Camp (Antarctica): A case study ......... 107
Antarctic wind field research: Trends, topics and future directions ............................................ 108
S18. Subglacial geology and significant events in the geological evolution of Antarctica,
Meeting Room 405, August 22, 2016, 3:30 PM - 6:00 PM ......................................................... 109
Subglacial geology and crustal architecture in interior East Antarctica ..................................... 109
Seeing beneath the ice with satellites - The dynamic Antarctic lithosphere .............................. 110
ADMAP-2: The next-generation Antarctic magnetic anomaly map ........................................... 111
Nature and extent of a Tonian Oceanic Arc Super Terrane (TOAST) in eastern Dronning Maud
Land: integrating geology and geophysics ................................................................................ 112
Drilling project at Gamburtsev Subglacial Mountains, East Antarctica: Recent progress and plans
for the future ............................................................................................................................. 113
Geology of the Lake Vostok area and potential for the lake bottom sampling ........................... 114
Polymetamorphic crust and a Neoproterozoic orogeny in the eastern Wilkes Land inferred from
the marine sediments ............................................................................................................... 115
The formation and erosion of sedimentary basins in western Wilkes Land. .............................. 116
Use of a digital subglacial geological map of western Marie Byrd Land to illuminate East
Gondwana crustal growth and dispersal ................................................................................... 117
S21. Remote sensing of the Antarctic environment: Multi-disciplinary advances D1, Meeting
Room 403, August 22, 2016, 3:30 PM - 6:00 PM ....................................................................... 118
Timing and regional patterns of snowmelt on Antarctic sea ice from passive microwave satellite
observations ............................................................................................................................. 118
Mapping and assessing variability in the Antarctic marginal ice zone, the pack ice and coastal
polynyas ................................................................................................................................... 119
Model simulation of radar returns for microwave remote sensing of sea ice with computational
electromagnetics ...................................................................................................................... 120
A reference elevation model of Antarctica ................................................................................ 121
Multisensor fusion to reconstruct outlet glacier elevation changes in Antarctica ....................... 122
Development and field testing of ARTEMIS, an AUV designed for sub-ice investigation and
mapping ................................................................................................................................... 123
Mapping patterns of temperature change in the Antarctic ......................................................... 124
Recognition and mapping of Antarctic lakes using spectral-spatial characteristics of high
resolution satellite imagery ....................................................................................................... 125
Mapping snow patch distribution in the South Shetlands using remote sensing techniques ..... 126
A novel approach to monitoring the impact of climate change on Antarctic ecosystems ........... 127
S23. Microbes, diversity, and ecological roles (A2), Meeting Room 401/402, August 22, 2016,
3:30 PM - 6:00 PM....................................................................................................................... 128
Relationship between soil fungal diversity and temperature in the maritime Antarctic ............... 128
Bacterial and eukaryotic biodiversity patterns in the Sør Rondane Mountains, Dronning Maud
Land, East Antarctica ............................................................................................................... 129
Macromolecular composition of Antarctic coastal and sea ice microalgal communities ............ 130
Isolation and preliminary characterisation of psychrotrophic hydrogen producing bacteria from
Antarctic soil and seawater ....................................................................................................... 131
Bacterial community composition in stomach contents, guano and rookery soil samples of Adélie
and chinstrap penguins on Signy Island ................................................................................... 132
Prokaryotic communities within the active layer at Edmonson Point (Northern Victoria Land) .. 133
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Unveiling dial bacterioplankton structure and activity in the N and C cycle at Antarctic summer
coastal waters .......................................................................................................................... 134
Antarctic bacterial regionalisation and functional diversity overlap ............................................ 135
Iron- and sulfur-oxidizing bacteria beneath the east Antarctic ice sheet .................................... 136
Diversity and distribution of microorganisms in microbial mats of Antarctic lakes ..................... 137
S24. Physiological adaptations in Antarctic organisms PM1, Meeting Room 404, August 22,
2016, 3:30 PM - 6:00 PM ............................................................................................................. 138
Adaptation and Exaptation: Coupled evolutionary and physiological responses to freezing and
desiccation in Plectus murrayi .................................................................................................. 138
How do lichen algae prepare for anabiosis? A metabolic approach to desiccation tolerance .... 139
Morphology, growth profile and biochemical composition of Pseudanabaena cf. amphigranulata
isolated from Svalbard Island, Norway, cultivated under different temperature conditions. ....... 140
Stress response in Chlorella sp. isolated from snow community in King George Island ............ 141
Comparison between the photosynthetic optimal temperatures of Antarctic and temperate
mosses ..................................................................................................................................... 142
Influence of temperature on amylase and cellulase activity from polar and tropical soil microfungi
................................................................................................................................................. 143
Life history strategy of the endemic tardigrade species, Acutuncus antarcticus ........................ 144
Out in the cold: The thermoregulatory role of non-dietary fatty acids in mammals .................... 145
Do Weddell seals ―freeze‖ pregnancy? Intra-specific variation in gestation of a top Antarctic
predator .................................................................................................................................... 146
S29. From the top: Higher trophic predators as ecosystem sentinels D1PM, Meeting Room
410, August 22, 2016, 3:30 PM - 6:00 PM .................................................................................. 147
Inter-annual breeding and body mass correlates in southern elephant seals ............................ 147
Where to Forage? Contrasting behaviour between two populations of an ice-obligate predator in
East Antarctica ......................................................................................................................... 148
Foraging behavior and diet of seabirds in a changing Antarctic marine environment: can they
adapt successfully? .................................................................................................................. 149
Influence of climate variablity and krill (Euphausia superba) density on southern right wahle
(Eubalaena australis) reproductive success ............................................................................. 150
Demography and pregnancy rates of humpback whales along the western Antarctic Peninsula:
links to a changing ecosystem .................................................................................................. 151
Corresponding exploitation of oceanographic features by an albatross community. ................. 152
Horizontal niche partitioning of humpback and fin whales around the WAP – evidence from a
concurrent whale and krill survey ............................................................................................. 153
Scouring the depths – The foraging explorations of elephant seals on the Campbell Plateau .. 154
Changes in the ecology of the Weddell seal after a century of human presence in the Ross Sea
................................................................................................................................................. 155
Long-term niche fidelity in southern elephant seals: Do individuals display unique foraging
strategies?................................................................................................................................ 156
S36. Antarctic education, outreach and training, Meeting Room 408, August 22, 2016, 3:30
PM - 6:00 PM ............................................................................................................................... 157
Women in Antarctica - Enhancing secondary school students‘ awareness through interactive
forum ........................................................................................................................................ 157
Involving educators in expeditions to disseminate polar research: outcomes of an outreach
project about the XXX Italian Antarctica expedition 2014/15. .................................................... 158
Sustaining Malaysia‘s interest in Antarctica: Education and outreach programme .................... 159
Frozen in time and space? Antarctica in the tertiary curriculum ................................................ 160
Connecting high school students and teachers with the South Pole ice cube neutrino
observatory: three approaches that work. ................................................................................. 161
Path walked by Antarctic Legacy of South Africa to create awareness of Antarctica amongst all
cultures of South Africa ............................................................................................................ 162
Antarctic education: recent advances and future challenges .................................................... 163
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"Education, outreach and communication (EOC) strategy in strengthening Malaysia‘s interest
towards science of Polar Regions" ........................................................................................... 164
Penguin CALLS: A model for high-level long-term engagement with school classrooms .......... 165
Drilling Back to the Future: Using ice core science to bridge the gap between researchers and
non-technical audiences ........................................................................................................... 166
S41. Evidence based conservation and environmental management in Antarctica, Meeting
Room 409, August 22, 2016, 3:30 PM - 6:00 PM ....................................................................... 167
Environmental monitoring in Antarctic stations: a tool for decision-making and improvement
environmental performance. Experience in four Antarctic stations. ........................................... 167
Inviolate areas to protect reference sites for future microbiology research in Antarctica ........... 168
Can rocks really fly? Observations from Antarctica‘s Dry Valleys and a wind tunnel and
implications for wind erosion .................................................................................................... 169
35 years of Adélie penguin monitoring in the Ross Sea ............................................................ 170
Evolution of environmental management in the Ross Sea Region of Antarctica – celebrating 25
years of the Madrid Protocol ..................................................................................................... 171
Facilitating Ex Situ Antarctic conservation: The establishment of an international Antarctic
Genetic Archive (AGAr). ........................................................................................................... 172
Mapping the resistance and resilience to human trampling in the Antarctic Dry Valleys ........... 173
Quantifying human movement to inform conservation planning ................................................ 174
High resolution mapping of human tracking in the McMurdo Dry Valleys from SFM-MVS
photogrammetry. ...................................................................................................................... 175
Mechanisms of enforcement in the Antarctic treaty system: Good governance or rubber stamp
................................................................................................................................................. 176
Mini Symposium : SCAR and COMNAP Fellows, August 23, 2016, 9:30 AM - 11:00 AM ...... 177
New models for understanding the role of mesopelagic fishes and squid in Southern Ocean
ecosystems .............................................................................................................................. 177
Assessing the impact of climate change on microbial diversity across environmental gradients in
the southern ocean ................................................................................................................... 178
Demographic responses of an albatross community to environmental change. ........................ 179
One historian, one hundred logbooks and an historic weather data rescue: a new approach in
cutting edge science ................................................................................................................. 180
Reconstructing the glacial history of western dronning Maud land, Antarctica, using high-
resolution numerical ice sheet modeling and geomorphological mapping ................................. 181
S08. Solid earth responses and influences on cryospheric evolution, Meeting Room 409,
August 23, 2016, 3:30 PM - 6:00 PM .......................................................................................... 182
The Influence of 3D Earth structure on a coupled ice sheet-sea level model of the Antarctic Ice
Sheet........................................................................................................................................ 182
Investigating the upper mantle seismic structure beneath the northern transantarctic mountains
................................................................................................................................................. 183
Ongoing deformation of Antarctica following recent Great Earthquakes ................................... 184
Antarctic GIA models for use in the ice mass balance inter-comparison exercise: current
strategies and debates ............................................................................................................. 185
Testing hypotheses of the LGM ice cap over South Georgia, sub-Antarctic, using glacio-isostatic
adjustment modelling of raised marine features. ..................................................................... 186
Geologic controls on ice rise formation ..................................................................................... 187
GNSS measurements in the region of West Antarctica and the Antarctic Peninsula constrain solid
earth deformation ..................................................................................................................... 188
Full waveform adjoint seismic tomography of the Antarctic mantle ........................................... 189
The gravity trend at Aboa, Dronning Maud Land ...................................................................... 190
Using 3D Glacial Isostatic Adjustment models to determine the regional sensitivity of the solid
Earth to past ice mass change ................................................................................................. 191
S17. Astronomy and astrophysics from Antarctica, Meeting Room 405, August 23, 2016, 3:30
PM - 6:00 PM ............................................................................................................................... 192
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Scientific results from the 2012 Antarctic BLASTPol flight and the current status of the BLAST-
TNG instrument. ....................................................................................................................... 192
Analysis of four-winter photometric lightcurves obtained by ASTEP South at Dome C ............. 193
The G300-G307 Sector of Our Galaxy in Atomic and Molecular Gas ....................................... 194
Current status of Astronomical instruments at Dome A ............................................................ 195
Update on the Neutron Monitors at McMurdo, Jang Bogo, and South Pole Stations. ............... 196
Next steps in neutrino astronomy with ice cube ........................................................................ 197
Scientific goals of the LAGO collaboration and its Antarctic node ............................................. 198
EVA, Evryscopes for the Arctic and Antarctic ........................................................................... 199
Measuring the K-band infrared sky background from the high Antarctic plateau ....................... 200
Unveiling the dynamic infrared sky with Gattini-IR .................................................................... 201
S21. Remote sensing of the Antarctic environment: Multi-disciplinary advances D2, Meeting
Room 403, August 23, 2016, 3:30 PM - 6:00 PM ....................................................................... 202
Mapping vegetation with multi-temporal satellite remote sensing data for indicator of climate
change effects in Antarctica peninsula ..................................................................................... 202
Mapping vigour of Eastern Antarctic coastal moss beds with a hyperspectral unmanned aircraft
system ...................................................................................................................................... 203
Direct abundance measurements of wandering albatross from satellite images ....................... 204
The impact of a micro UAV on penguins .................................................................................. 205
A satellite time-machine: Three decades of continent-wide Adélie penguin distribution and
abundance from Landsat imagery ............................................................................................ 206
Real-time streaming of penguin abundance and distribution: Automated workflows for satellite
imagery interpretation, analysis, and visualization .................................................................... 207
Detecting diet of Adelie penguins using high-resolution satellite imagery ................................. 208
Intraseasonal dynamic of guano cover in Pygoscelis penguin colonies derived from satellite
images ..................................................................................................................................... 209
Novel use of low altitude remote sensing from unmanned aerial vehicles (UAVs) for improved
environmental impact assessment in ASPAs. ........................................................................... 210
Australia‘s next-generation autonomous underwater vehicle for Antarctic research .................. 211
S23. Microbes, diversity, and ecological roles (D2-PM), Meeting Room 401/402, August 23,
2016, 3:30 PM - 6:00 PM ............................................................................................................. 212
Microbial community dynamics governed by mixed layer depth during an austral summer in
Ryder Bay, Antarctica. .............................................................................................................. 212
Everything is not everywhere: Antarctica Dry Valleys as an extreme counterexample .............. 213
Diversity of culturable microorganisms and metagenomics of Antarctic Soil from Greenwich
Island ....................................................................................................................................... 214
Molecular insight into bacterial cleavage of oceanic dimethylsulfoniopropionate into dimethyl
sulfide ....................................................................................................................................... 215
Diversity and community structure of bacterioplankton at the northern tip of the Antarctic
Peninsula ................................................................................................................................. 216
Habitat sharing and geographical migration of fungal species in Antarctic environment ........... 217
The soil microbial communities of the vegetation quadrats on the Fildes Peninsula, Antarctic . 218
Photosynthetic-Irradiance Response Curves revealed active sympagic communities in the
Weddell Sea Winter 2013 ......................................................................................................... 219
Characterization of the fungal community in soils of Antarctica ................................................ 220
S27. Impacts of environmental changes on Antarctic ecosystems and biota, Meeting Room
406/407, August 23, 2016, 3:30 PM - 6:00 PM ........................................................................... 221
Glacier retreat and its consequences to coastal benthic ecosystems. ...................................... 221
Marine ecosystem assessment for the Southern Ocean: What, why & how.............................. 222
Habitat heterogeneity as a driver of benthic diversity on the Sabrina Coast continental shelf, East
Antarctica ................................................................................................................................. 223
Mixing and phytoplankton dynamics in Antarctica's coastal seas ............................................. 224
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