SS5.08 Dynamics of Dissolved Organic Material in Marine and Freshwater Environments

Session Organizer(s):
James, McManus
Oregon State University
mcmanus@coas.oregonstate.edu

James, Cotner
University of Minnesota
cotne002@umn.edu

If your abstract is listed without a time, your abstract has been selected as a poster presentation. Please click on the title of your abstract to see the date at which your poster will be presented.

Date: Tuesday, February 17, 2004

Location: 316 B

1:30 PM
Seitzinger, S P ; Hartnett, H ; Lauck, R ; Mazurek, M ; Minegishi, T ; Spyres, G ; Styles, R M MOLECULAR LEVEL CHEMICAL CHARACTERIZATION AND BIOAVAILABILITY OF DISSOLVED ORGANIC MATTER IN AQUATIC SYSTEMS USING ESI MASS SPECTROMETRY

1:45 PM
Yamada, N ; Tanoue, E THE INVENTORY AND PARTIAL CHARACTERIZATION OF DISSOLVED PROTEINS IN OCEANIC WATERS

2:00 PM
Quan, T M ; Repeta, D J CHARACTERIZATION OF HIGH MOLECULAR WEIGHT DISSOLVED ORGANIC CARBON USING PERIODATE OVER-OXIDATION

2:15 PM
Mopper, K ; Kieber, D J ; Stubbins, A ; Helms, J ; White, E DOC PHOTODEGRADATION AND THE ENHANCEMENT OF MICROBIAL RESPIRATION IN RIVERINE, ESTUARINE AND COASTAL WATERS

2:30 PM
Chen, R F ; Gardner, G B ; Callahan, J ; Litz, L ; Whelan, P CHROMOPHORIC DISSOLVED ORGANIC MATTER (CDOM) IN THE HUDSON RIVER ESTUARY

2:45 PM
Skoog, A C ; Chen, T Y ; Santana, J THE EFFECT OF PHASE TRANSFER ON THE CHEMICAL COMPOSITION OF DISSOLVED AND PARTICULATE ORGANIC MATERIAL

3:30 PM
Rearick, R Y ; Harvey, H R ; Kirchman, D L UNDERSTANDING THE ROLE OF BACTERIA IN AQUATIC ENVIRONMENTS USING LIPID BIOMARKERS AND PHYLOGENETIC ANALYSIS

3:45 PM
Shank, G C ; Zepp, R G ; Whitehead, R F ; Smith, M L VARIATIONS IN THE SPECTRAL PROPERTIES OF ESTUARINE WATER CAUSED BY CDOM PARTITIONING ONTO RIVER AND ESTUARINE SEDIMENTS

4:00 PM
Brum, J R CONCENTRATION, PRODUCTION, AND TURNOVER OF VIRUSES AND DISSOLVED DNA AT STATION ALOHA

4:15 PM
Carroll, J ; Spitzy, A ; Pettersson, L ; Kjeldstad, B ; Hessen, D RIVER-OCEAN EXCHANGE OF TERRIGENOUS SOURCES OF DOC, NUTRIENTS, AND PERSISTENT ORGANIC POLLUTANTS ON THE KARA SEA SHELF, AUGUST 2003

4:30 PM
Spyres, G ; Seitzinger, S P ; Hartnett, H E ; Lauck, R BIOAVAILABLE DOM IN RAINWATER: LINKING COMPOUND-LEVEL INFORMATION TO ECOSYSTEM EFFECTS

Date: Wednesday, February 18, 2004

Location: 316 B

10:15 AM
Whitehead, R F ; Reid, S ; Kieber, R J ; Willey, J D RAINWATER CHROMOPHORIC DISSOLVED ORGANIC MATTER: CHARACTERISTICS AND PHOTOREACTIVITY

10:30 AM
Cole, J J ; Pace, M L ; Carpenter, S R ; Kitchell, J F ; Hodgson, J R ; Van de Bogert, M ; Bade, D L ; Gille, C M DOES TERRESTRIAL C FUEL THE AQUATIC FOOD WEB IN SMALL LAKES? FURTHER RESULTS FROM WHOLE-LAKE 13C ADDITIONS.

10:45 AM
Wiegner, T N ; Kaplan, L A ; Newbold, J D ; Ostrom, P H ; Gandhi, H DISSOLVED ORGANIC CARBON UPTAKE IN A PIEDMONT STREAM DETERMINED BY A WHOLE-STREAM 13C-DOC TRACER ADDITION

11:00 AM
Cotner, J B ; Biddanda, B A ; Budd, J W MAJOR DISSOLVED ORGANIC CARBON FLUXES MEDIATED BY MICROBES IN LAKE MICHIGAN

11:15 AM
Hessen, D O LINKED FLUXES OF DISSOLVED ORGANIC CARBON, NITROGEN AND SILICA IN NORTHERN WATERSHEDS

11:30 AM
Homewood, J M ; Purdie, D A ; Shaw, P J CHEMICAL COMPOSITION AND BIOAVAILABILITY OF DISSOLVED ORGANIC MATTER (DOM) IN A RIVER / ESTUARINE SYSTEM

11:45 AM
Richey, J E ; Aufdenkampe, A K ; Remington, S ; Krusche, A K ; Mayorga, E ROMBUS: A MODEL OF DOM MOBILIZATION AND REACTION

1:30 PM
Lang, S Q ; Butterfield, D A ; Hedges, J I THE EFFECT OF HYDROTHERMAL CIRCULATION ON THE DEEP DOC CYCLE

1:45 PM
Reinthaler, T ; Williams, P J ; Herndahl, G L ; Robinson, C ; Cummings, D MEASUREMENT OF GROWTH AND RESPIRATION IN THE DARK OCEAN

2:00 PM
Stedmon, C A ; Markager, S TRACING THE PRODUCTION AND DEGRADATION OF AUTOCHTHONOUS FRACTIONS OF DISSOLVED ORGANIC MATTER

2:15 PM
Landolfi, A ; Purdie, D A ; Sanders, R TON AND TOP STOICHIOMETRY AND DISTRIBUTION ACROSS THE INDIAN OCEAN SUBTROPICAL GYRE

2:30 PM
Ruttenberg, K C ; Dyhrman, S T REGULATION AND UTILIZATION OF DISSOLVED ORGANIC PHOSPHORUS IN THE COASTAL OCEAN

2:45 PM
O'Neil, J M ; Heil, C A ; Mulholland, M R ; Bronk, D A EFFECT OF COPEPOD GRAZERS ON ALKALINE PHOSPHATASE ACTIVITY IN TRICHODESMIUM SPP. FROM THE GULF OF MEXICO

3:30 PM
Moore, L R ; Chisholm, S W COMPARATIVE PHOSPHORUS PHYSIOLOGY OF PROCHLOROCOCCUS ISOLATES

3:45 PM
Del Castillo, C E ; Hall, C M ORGANIC MATTER CHARACTERIZATION WITHIN HYPOXIC AREAS OF THE NORTHERN GULF OF MEXICO

4:00 PM
Lyon, P E ; Hoge, F E CHROMOPHORIC DISSOLVED ORGANIC MATTER VARIABILITY INTHE WAKE S OF HURRICANES AND TYPHOONS: RECENT FINDINGS

4:15 PM
Conmy, R N ; Coble, P G ; Heil, C A SEASONAL CDOM DISTRIBUTION ON THE SOUTHWEST FLORIDA SHELF

4:30 PM
See, J H ; Bronk, D A ; Lewitus, A J DIRECT UTILIZATION OF HUMIC NITROGEN BY COASTAL PHYTOPLANKTON

Date: Thursday, February 19, 2004

Location: 316 B

10:15 AM
Sharp, J H UNIFORM ABILITY TO MEASURE DISSOLVED ORGANIC NITROGEN IN WATER

10:30 AM
Beauregard, A Y ; Lomas, M W ; Sharp, J H ROLE OF CORAL-ZOOXANTHELLAE SYMBIOSES IN THE SEASONAL UREA CYCLE ON BERMUDA PLATFORM

10:45 AM
Roth, L C ; Harvey, H R DEGRADATION AND MODIFICATIONS OF DISSOLVED PROTEIN BY NATURAL MICROBIAL ASSEMBLAGES

11:00 AM
Voparil, I M ; McCarthy, M D RADIOCARBON AGE OF AMINO ACIDS DISSOLVED IN THE CENTRAL PACIFIC OCEAN

11:15 AM
Waite, A M ; Gustafsson, O ; Lindahl, O ; Tiselius, P SINKING FRACTIONATION OF CARBON IN A SWEDISH FJORD

11:30 AM
Leonardos , N ; Geider, R J INTERACTIONS OF LIGHT, NUTRIENTS AND CARBON LIMITATION ON C:N:P STOICHIOMETRY IN EMILIANIA HUXLEYI

11:45 AM
Kieber, D J ; White, E M ; Mopper, K ; Sherrard, J C ; Miller, W L ; Zafiriou, O C ; Xie, H PHOTOCHEMICAL FORMATION OF CARBON MONOXIDE AND DISSOLVED INORGANIC CARBON IN THE DELAWARE ESTUARY AND NORTHWEST ATLANTIC OCEAN

Date: T,W,Th, February 17-19, 2004

Location: Kamehameha Hall III

11:45 AM
Rauschenberg, C D ; Jones, W B ; Cifuentes, L A USING GC/C/IRMS ANALYSES OF PLFAS TO IDENTIFY BACTERIAL OM SOURCES IN GULF OF MEXICO SEDIMENTS

11:45 AM
Wang, X ; Chen, R F ; Callahan, J VARIABILITY IN SOURCES AND RADIOCARBON AGES OF MAJOR BIOCHEMICAL COMPOUND CLASSES OF HIGH MOLECULAR WEIGHT DISSOLVED ORGANIC MATTER IN ESTUARIES

11:45 AM
Powell, M J ; Timperman, A T RECOVERY AND CHARACTERIZATION OF THE DISSOLVED PROTEINS IN SEAWATER USING TANGENTIAL FLOW ULTRAFILTRATION AND TANDEM MASS SPECTROMETRY.

11:45 AM
Obayashi, Y ; Suzuki, S EXISTENCE OF ENDOPEPTIDASES AND EXOPEPTIDASES IN SEAWATER: IMPLICATION OF EFFICIENTLY DOWNSIZING OF DOM BY MICROBIAL EXTRACELLULAR ENZYMES?

11:45 AM
Filippino, K C ; Bronk, D A ; Sanderson, M P ; See, J H METHODS TO MEASURE DISSOLOVED ORGANIC NITROGEN CONCENTRATIONS AND FLUX RATES: THE GOOD, THE BAD, AND THE UGLY-REVISITED

11:45 AM
Shibata, A ; Goto, Y ; Kikuchi, T ; Taguchi, S DISCREPANCY OF BACTERIAL COUNTS MADE WITH SYBR GREEN I AND DAPI MEHTODS

11:45 AM
Novak, M G MEASURING SEASONAL VARIATION IN THE DISSOLVED ORGANIC CARBON (DOC) POOL OF THE COASTAL, OFFSHORE, AND ESTUARINE REGIONS OF THE GULF OF MAINE

11:45 AM
Hansman, R L ; Aluwihare, L I FATE OF DOC IN THE DEEP OCEAN: INSIGHTS FROM RADIOCARBON ANALYSIS OF PROKARYOTIC NUCLEIC ACIDS

11:45 AM
de Jesus, R P ; Aluwihare, L I CHEMICAL STRUCTURE AND CYCLING OF DISSOLVED ORGANIC MATTER (DOM) IN THE SOUTHERN CALIFORNIA BIGHT

11:45 AM
Herszage, J ; Barbeau, K A ; Aluwihare, L I PHOTOCHEMICAL REACTIVITY OF LOW AND HIGH MOLECULAR FRACTIONS OF MARINE DOM

11:45 AM
Meador, T B ; Aluwihare, L I CHEMICAL CHARACTERIZATION AS A TOOL FOR IDENTIFYING A DIAZOTROPH CONTRIBUTION TO DISSOLVED ORGANIC NITROGEN (DON) ACCUMULATING IN SURFACE MARINE WATERS

11:45 AM
Fukuda-Sohrin, R ; Sempéré, R ; Lefévre, D ; Desaubies, Y BASIN-SCALE DISTRIBUTION OF DISSOLVED ORGANIC CARBON IN THE DEEP NORTHEAST ATLANTIC: ITS SIGNIFICANCE IN CARBON AND OXYGEN DYNAMICS IN DEEP WATER

11:45 AM
Otis, D B ; Carder, K L CDOM EFFECTS ON THE UNDERWATER LIGHT FIELD: SIMULATIONS OF ULTRAVIOLET RADIATION INCIDENT UPON CORAL REEFS

11:45 AM
Creed, I F ; Molot, L A ; Beall, F D ; Jeffries, D S ; Dillon, P J MEASUREMENT AND MODELING OF DISSOLVED ORGANIC CARBON IN FRESHWATER LANDSCAPES

11:45 AM
Manganelli, M ; Puddu, A ; Zoppini, A ; Amalfitano, S ; Fazi, S ; Rosati, M ; Scenati, R ; Simeone, A ; Stefanelli, M SEASONAL VARIATIONS OF DOC, CHLOROPHYLL a AND MICROBIAL ACTIVITY IN TWO LAGOONS IN CENTRAL ITALY: ORBETELLO LAGOON (TUSCANY) AND PAOLA LAKE (LATIUM).

11:45 AM
Hamdan, L J ; Jonas, R B PHYTOPLANKTON PRODUCTION AND CHEMICAL COMPOSITION OF EXTRACELLULARLY RELEASED ORGANIC CARBON IN THE CHESAPEAKE BAY AND DELAWARE BAY

11:45 AM
Navarro, N ; Duarte, C M DOC USE AND PLANKTON METABOLISM IN THE NW MEDITERRANEAN COAST

 
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