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Home > Cold Research and Engineering Laboratory Reports > > AOS_SR96_23

The 1994 Arctic Ocean Section The First Major Scientific Crossing of the Arctic Ocean
Significant Scientific Findings
Contents - AOS_SR96_230004
Contents-continue - AOS_SR96_230005
U.S. Preface
Canadian Preface
Introduction - AOS_SR96_230009
Introduction-continue - AOS_SR96_230010
Chronology
Route of the first surface circumnavigation of North America and Greenland
Chronology-continue
The Russian nuclear-powered icebreaker Yamal
Illustration - AOS_SR96_230015
The Ships
The Ships-continue - AOS_SR96_230017
CCGS Louis S. St-Laurent
The Ships-continue - AOS_SR96_230019
Science Reports
Erk Reimnitz and Terry Tucker measuring the albedo of the ice surface
Dave Paton and Ikaksak Amagoalik collecting snow samples for contaminant studies
Ocean Circulation and Geochemistry - AOS_SR96_230023
Cloud Radiation
Ocean Circulation and Geochemistry - AOS_SR96_230025
Potential temperature section from the Chukchi shelf (left) o the Eurasian flank of the Lomonosov Ridge (right)
Saturation of oxygen vs pressure for the AOS-94 stations over the chukchi shelf
Total Carbonate and Total Alkalinity: Tracers of Shelf Waters in the Arctic Ocean
Upper profiles of total alkalinity at Stations 10 and 35 (the North Pole)
Total Carbonate and Total Alkalinity: Tracers of Shelf Waters in the Arctic Ocean-continue
Transient Tracers: Chlorofluorocarbons and Carbon Tetrachloride
Profiles of CFC-11, CFC-113 and CCl4 at Station 35 in the Amundsen Basin
Transient Tracers: Chlorofluorocarbons and Carbon Tetrachloride-continue
Distribution of Iron and Aluminum in the Surface Waters of the Arctic Ocean
Concentrations of iron and aluminum in the surface waters vs. Louis S. St-Laurent station numbers
Chris Measures in the laboratory on the Louis S St-Laurent
Thorium Isotopes as Tracers of Scavenging and Particle Dynamics in the Arctic Ocean
Cruise track of the CCGS Louis S St-Laurent and stations occupied for vertical sampling of 234 Th
Depth profiles of 234Th
What Can Be Learned from Barium Distributions in the Arctic Ocean
REFERENCE - AOS_SR96_230041
Biology and the Carbon Cycle
Pat Wheeler in the wet lab aboard Polar Sea
Dissolved organic carbon in the surface water
Mesozooplankton Community Structure in the Arctic Ocean in Summer
Mesozooplankton biomass in the upper 100 m along the transect
REFERENCES - AOS_SR96_230047
Roles of Heterotrophic Bacteria and Protists in the Arctic Ocean Carbon Cycle
Deck incubator for productivity measurements on the Polar Sea
Contribution of Planktonic and Ice Algae to Dimethylsulfide Production across the Arctic Ocean in Summer
Biological communities found in the sea ice and in the upper part of the water column in a North-South sectio of the Arctic Ocean during summer
Latitudinal changes of the DMS concentration in surface water, in the bottom ice, at the water ice interface
Transfer of Shelf-Derived Carbon to the Interior of the Arctic Ocean
Profiles of ΣCO2 (mM/kg) from both the AOS-94 cruise and the 1993 U.S. Navy submarine cruise
Dimethyl Sulfide in the High Arctic
Equipment used on the Polar Sea to analyze DMS samples
Distribution of atmospheric dimethyl sulfide concentration during the AOS-94 expedition
Variation of atmospheric dimethyl sulfide as a function of ice cover
The Role of Biomass, Bioturbation and Remineralization in Determining the Fate of Carbon in the Arctic Ocean
Lisa Clough preparing a mud sample on the Polar Sea
Oxygen Consumption, Denitrification and Carbon Oxidation Rates in Near-Surface Sediments of the Arctic Ocean
Oxygen Consumption, Denitrification and Carbon Oxidation Rates in Near-Surface Sediments of the Arctic Ocean-continue
Ecology of Marine Mammals
Mother and cub prior to capture
Captured bear being prepared for weighing
Upper Trophic Level Research: Polar Bears and Ringed Seals-continue
Contaminants
Sources of artificial radionuclides in the Arctic Ocean
Artificial Radionuclides in the Arctic Ocean-continue
Persistent Organic Contaminants
Fiona McLaughlin drawing water samples from the Niskin bottles for chemistry analysis on the Louis S. St. Laurent
Air-Water Gas Exchange of Hexachlorocyclohexanes in the Arctic
Enantiomeric ratios of α-HCH in surface water and air in the same bands of 5 latitude
REFERENCES - AOS_SR96_230074
Volatile Halomethanes
Laboratory on the Polar Sea equipped for analysis is of atmosphere and ocean contaminants
Volatile Halomethanes-continue
C2C6 Hydrocarbons
Ethane concentration vs. latitude during AOS-94
AOS-94 light hydrocarbon concentrations and ratios compared with those from other researchers for Alaska and the Norwegian Arctic.
Atmospheric Radiation and Climate Program
The California Space Institute experiment design during AOS-94
NOAA-12 AVHRR Channel 4 (Deep infrared) 04 August 1994 0057Z
Atmospheric emission spectra measured by the CalSpace FTIR under conditions of high atmospheric opacity
REFERENCE - AOS_SR96_230085
Aerosols
Aerosols-continue
REFERENCES - AOS_SR96_230088
Sea Ice Characteristics across the Arctic Ocean
Temperature and salinity profiles for the same core from the North Pole
Ice crystal structure of multi-year ice sampled at the North Pole
Tony Gow, Erk Reimnitz, Bill Bosworth and Terry Tucker taking cores of dirty ice
REFERENCES - AOS_SR96_230093
Measurements of Ice Mechanical Properties
Mary Williams measuring the flexural strength of ice beams
REFERENCES - AOS_SR96_230096
Sources of Ice-Rafted Detritus and Iceberg Tracks in the Arctic Ocean
Source areas for Arctic ice-rafted debris based on statistically unique grain-type content and chemistry of iron oxide grains
REFERENCE - AOS_SR96_230099
Late Quaternary Paleoceanography of the Canada Basin, Central Arctic Ocean
Liz Osborne processing seafloor cores in the Polar Sea Core Laboratory
Late Quaternary Paleoceanography of the Canada Basin, Central Arctic Ocean-continue
Elemental and Isotope Geochemistry of Sediment from the Arctic Ocean
Sr isotope variations of components of Late Cenozoic sediment from the Alpha Ridge, central Arctic Ocean
Real-Time Remote Sensing for Ice Navigation
Ice concentration along the Polar Sea's track to the North Pole
REFERENCES - AOS_SR96_230107
Ship Technology Program
Ship Technology Program-continue
HullIce Interaction Load Measurements on the CCGS
Louis S. St-Laurent breaking ice
Communications and Data Management
Special Communications Solutions-continue
Data Management
Data Management-continue
Appendices
AOS-94 Participants-continue - AOS_SR96_230117
AOS-94 Participants-continue - AOS_SR96_230118
CCGS Louis S. St-Laurent Crew
nlisted Personnel
nlisted Personnel-continue
Science Stations
Combined P and B stations
Louis S. St-Laurent
O stations include
Illustration - AOS_SR96_230126
Cruise track of the Louis S. St-Laurent and the Polar Sea between July 24 and September 3, 1994
Total ice concentration for August 15, 1994
Illustration - AOS_SR96_230129
AOS_SR96_23






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