SS31 Oral: Biogeochemical Dynamics of the Southern Ocean
 
Wednesday, Feb. 3   Location: Sweeney #2
 
02:00 - 02:15pm   LOCATION AND PHYSICAL/BIOLOGICAL STRUCTURE OF THE FRONTS ALONG 170W
 
02:15 - 02:30pm   THE EFFECTS OF CIRCULATION AND PRODUCTIVITY ON NUTRIENTS AND THE 13C/12C OF DIC IN SURFACE WATERS OF THE SOUTHERN OCEAN
 
02:30 - 02:45pm   MESOSCALE PHYSICAL AND BIO-OPTICAL STRUCTURE OF THE ANTARCTIC POLAR FRONT NEAR 170W
 
02:45 - 03:00pm   DRIFTER AND MOORING OBSERVATIONS OF MESOSCALE BIOLOGICAL/PHYSICAL PROCESSES IN THE ANTARCTIC POLAR FRONTAL ZONE
 
03:30 - 03:45pm   SEAWIFS SATELLITE OCEAN COLOR DATA AT THE US SOUTHERN OCEAN JGOFS LINE ALONG 170W
 
03:45 - 04:00pm   SEASONALITY OF THE AGULHAS RETURN CURRENT FROM REMOTELY SENSED DATA AND STATISTICAL ANALYSIS
 
04:00 - 04:15pm   TEMPORAL AND SPATIAL DISTRIBUTION OF TOC NEAR 170W BETWEEN 50S AND 62S IN NOVEMBER AND JANUARY 1998
 
04:15 - 04:30pm   THREE BIOGEOCHEMICAL REGIMES CHARACTERIZE BLOOM INITIATION IN THE ROSS SEA POLYNYA
 
04:30 - 04:45pm   UTILIZATION OF NUTRIENTS AND CARBON IN THE PELAGIC WATERS OF THE ROSS SEA
 
04:45 - 05:00pm   THE SEASONAL CYCLE OF BIOMASS AND PRODUCTIVITY IN THE ROSS SEA, ANTARCTICA.
 
 
Thursday, Feb. 4   Location: Sweeney #2
 
02:00 - 02:15pm   IRON LIMITATION OF PHYTOPLANKTON GROWTH AFFECTS NUTRIENT DRAWDOWN RATIOS IN THE SOUTHERN OCEAN
 
02:15 - 02:30pm   IRON LIMITATION IN THE SOUTHERN OCEAN: ACTIVE FLUORESCENCE MEASUREMENTS OF PHYTOPLANKTON POPULATIONS AND INDIVIDUAL CELLS
 
02:30 - 02:45pm   THE EFFECT OF IRON, ZINC AND SILICON AVAILABILITY ON SILICON UPTAKE ACROSS THE POLAR FRONTAL ZONE (PFZ), ANTARCTICA
 
02:45 - 03:00pm   TEMPORAL CHANGES OF PHAEOCYSTIS SP. IN THE ROSS SEA: VARIATIONS IN COLONY SIZE, ABUNDANCE AND CARBON CONTENT
 
03:30 - 03:45pm   POC DISTRIBUTIONS AND PHYSICAL FORCING IN THE ANTARCTIC POLAR FRONT ZONE
 
03:45 - 04:00pm   THE BIOGEOCHEMICAL REGIMES IN THE ROSS SEA INDICATED BY NET UTILIZATION OF CARBON AND NUTRIENT AND NET PRODUCTION OF ORGANIC CARBON
 
04:00 - 04:15pm   COMPOSITION AND TURNOVER OF SELECTED DOM COMPONENTS IN THE SOUTHERN OCEAN
 
04:15 - 04:30pm   CARBON DIOXIDE AND NUTRIENT UTILIZATION IN THE UPPER WATER COLUMN ACROSS THE POLAR FRONTAL ZONE
 
04:30 - 04:45pm   SILICON LIMITATION IN THE POLAR FRONTAL ZONE OF THE SOUTHERN OCEAN DURING AUSTRAL SPRING AND SUMMER, 1997-1998
 
04:45 - 05:00pm   NEW (NITRATE) AND REGENERATED NITROGEN PRODUCTION IN THE ANTARCTIC POLAR FRONT REGION ALONG 170 DEGREES EAST
 
 
Friday, Feb. 5   Location: Sweeney #2
 
02:00 - 02:15pm   ALTERNATIVE SCENARIOS FOR BACTERIAL PRODUCTION IN THE ROSS SEA: CONVERSIONS AND CONSTRAINTS.
 
02:15 - 02:30pm   THE MICROBIAL COMMUNITY AND THE ANTARCTIC POLAR FRONT
 
02:30 - 02:45pm   MARINE AGGREGATES IN THE SOUTHERN OCEAN - ANTARCTIC POLAR FRONT ZONE
 
02:45 - 03:00pm   PHYTOPLANKTON GROWTH AND MICROZOOPLANKTON GRAZING IN THE ANTARCTIC POLAR FRONT ZONE DURING AUSTRAL SUMMER 1997-98
 
03:30 - 03:45pm   CONTRIBUTIONS FROM THE COPEPOD COMMUNITY TO PHYTOPLANKTON MORTALITY AND VERTICAL FLUX OF CARBON AND SILICA NEAR THE ANTARCTIC POLAR FRONT.
 
03:45 - 04:00pm   THE VERTICAL FLUX OF BIOGENIC AND LITHOGENIC PARTICLES IN THE ROSS SEA DURING THE AESOPS EXPERIMENT
 
04:00 - 04:15pm   EXPORT OF BIOGENIC AND LITHOGENIC PARTICLES TO THE INTERIOR OF OPEN SOUTHERN OCEAN ALONG 170 W.
 
04:15 - 04:30pm   BENTHIC REMINERALIZATION OF CALCIUM CARBONATE, BIOGENIC OPAL AND ORGANIC CARBON ALONG THE USJGOFS SOUTHERN OCEAN STUDY TRANSECT
 
04:30 - 04:45pm   PRESERVATION AND BURIAL OF OPAL IN THE SW PACIFIC SECTOR OF THE SOUTHERN OCEAN
 
04:45 - 05:00pm   NITROGEN AND CARBON ISOTOPIC STUDIES DURING AESOPS: IMPLICATIONS FOR THE PALEOCEANOGRAPHIC RECORD AND MODERN BIOGEOCHEMISTRY IN THE SOUTHERN OCEAN
 

 SS31 Posters: Biogeochemical Dynamics of the Southern Ocean
 
Wednesday, Feb. 3   Location: Sweeney
 
#0219   DISTRIBUTION OF ALGAL PIGMENTS IN THE ROSS SEA DURING THE 1997 SPRING BLOOMDISTRIBUTION OF ALGAL PIGMENTS IN THE ROSS SEA DURING THE 1997 SPRING BLOOM
 
#1335   COPEPOD GRAZING ON PROTOZOANS AND PHYTOPLANKTON DURING THE SUMMER IN THE SOUTHERN OCEAN POLAR FRONT REGION: IMPLICATIONS FOR VERTICAL FLUX
 
#0216   BIOMARKERS IN SUSPENDED PARTICULATE MATTER OF THE SOUTHERN OCEAN
 
#1334   INVESTIGATION INTO BOTTOM-UP LIMITATION OF BACTERIAL GROWTH IN THE SOUTHERN OCEAN
 
#0501   CONTRIBUTION OF COPEPOD GRAZING TO BIOGENIC SILICA FLUX IN THE SOUTHERN OCEAN POLAR FRONTAL REGION.
 
#1146   NUTRIENT DEPLETION RATIOS DURING THE AESOPS SOUTHERN OCEANS JGOFS STUDY
 
#0921   MESOSCALE PHYSICAL AND BIOGEOCHEMICAL VARIABILITY IN THE ROSS SEA
 
#0633   THE SURFACE-LAYER SILICA CYCLE IN THE SOUTHERN OCEAN NEAR 170 W DURING AUSTRAL SPRING AND SUMMER, 1997-98
 
#1401   RATES OF BIOGENIC SILICA PRODUCTION WITHIN AN INTENSE DIATOM BLOOM AT THE ANTARCTIC POLAR FRONT AT 170W
 
#0641   PLANKTONIC AMMONIUM UPTAKE IN THE ROSS SEA, ANTARCTICA: KINETICS OF UPTAKE AND POTENTIAL INHIBITORY EFFECTS ON NITRATE UTILIZATION
 
#0980   TOC AND DOC DISTRIBUTION ALONG THE 76 30'S TRANSECT LINE DURING SPRING PHYTOPLANKTON BLOOMS IN THE ROSS SEA, ANTARCTICA
 
#0619   SEASONAL AND SPATIAL VARIABILITY IN POC DISTRIBUTIONS IN THE ROSS SEA