06MT20021013 - 2008-06-17 14:28:36 - version: 0Posted on 2008-06-17 14:28:36 - last updated on 2008-06-17 14:28:36 as version number 0
DATE this file initialized 8/29/07
Cruise dates:10/13-11/16/2002
Chief Scientist:D. Wallace
Ship and cruise designation:Meteor 55
EXPOCODE: 06MT20021013
Region: Tropical Atlantic
51 depth stations; with 24 place Rosette
Hydro: Who - J. Schafstall; Status - final; S Plus - up to date
Notes: No bottle salt
Nuts/O2: Who - R. Malien; Status - final; S Plus - up to date
Notes: contains NH4 but all flagged 3
TCO2: Who - D. Wallace; Status - final; S Plus - up to date
Notes: coulometric titration (Johnson et al., 1993) on shore
CRM batch 60 with mean offset of 0.12+/-84 (95%C.I., n=17)
Values adjusted by subtraction of offset
TA: Who - D. Wallace; Status - final; S Plus - up to date
Notes: potentiometric titration (Mintrop et al., 2000) on shore
CRM batch 60 with mean offset of 0.8+/-2.37 (95%C.I., n=16)
Values adjusted by addition of offset
fCO2: Who - A. Kortzinger; Status - ; S Plus -
Notes: underway only
pH25: Who - ; Status - not measured; S Plus -
Notes:
CFC: Who - ; Status - not measured; S Plus -
Notes:
C-14: Who - ; Status - not measured; S Plus -
Notes:
C-13: Who - D. Wallace; Status - no data yet; S Plus -
Notes:
H-3/He-3: Who - ; Status - ; S Plus -
Notes:
Other:
N2O; Contact Hermann Bange (hbange@ifm-geomar.de)
Carbon isotopes; Contact Douglas Wallace (dwallace@ifm-geomar.de)
Bioincubations; Contact Matthew Mills (mmmills@stanford.edu)
Trace metals; Contact Peter Croot (pcroot@ifm-geomar.de)
Brominated organohalgens and light alkyl nitrates; Contact Douglas Wallace
(dwallace@ifm-geomar.de).
Underway pCO2: Contact Arne Körtzinger
(akoertzinger@ifm-geomar.de).
DMS: Contact Hermann Bange (hbange@ifm-geomar.de ).
Chlorophyll a, phytoplankton pigments, flow cytometry,
Utermöhl microscopy, particulate phosphorus,
POC, PON, N-15 and C-13 in particulate matter,
particulate biogenic silica,
total seston: Contact Ilka Pekeen (ipekeen@ifm-geomar.de ).
REFERENCES
Mintrop, L., F.F. Perez, M. Gonzalez-Davila, J.M. Santana-Casiano, and A. Körtzinger (2000),
Alkalintiy determination by potentiometri: intercalibration using three different methods,
Scienc. Mar., 26, 1, 23-37.
Johnson, K., K.D. Willis, D.B. Butler, W.K. Johnson, and C.S. Wong (1993),
Coulometric carbon dioxide analysis for marine studies: Maximizing the performance of an
automated gas extraction system and coulometric detector, Mar. Chem., 44 (2-4), 167-188.
Articles based on data collected during the M55 cruise
Mills, M.M., C. Ridame, M. Davey, J. LaRoche, R. Geider, Iron and phosphorus co-limit nitrogen
fixation in the eastern tropical North Atlantic, Nature 429, 292 - 294 (20 May 2004);
doi:10.1038/nature02550
Gros V., J. Williams, M. G. Lawrence, R. von Kuhlmann, J. van Aardenne, E. Atlas, A. Chuck,
D. P. Edwards, V. Stroud, M. Krol (2004), Tracing the origin and ages of interlaced atmospheric
pollution events over the tropical Atlantic Ocean with in situ measurements, satellites, trajectories,
emission inventories, and global models, J. Geophys. Res., 109, D22306, doi:10.1029/2004JD004846.
Walter, S., Bange, H.W., Breitenbach, U. and Wallace, D.W.R., 2006.
Nitrous oxide in the North Atlantic Ocean. Biogeosci., 3: 607-619.
Baker, A.R., Weston, K., Kelley, S. D., Voss, M., Streu, P., and Cape, J. N., 2007.
Dry and wet deposition of nutrients from the tropical Atlantic atmosphere: Links to primary
productivity and nitrogen fixation. Deep-Sea Res. I, in press.
Williams, J., Gros, V., Atlas, E., Macieczyk, K., Batsaikhan, A., Schoeler, H.F., Forster,
C., Quack, B., Yassaa, N., Sander, R., and Van Dingenen, R., 2007. Possible evidence for a
connection between methyl iodide emissions and Saharan dust. J. Geophys. Res., 112: D07302,
doi:10.1029/2005JD006702.
Baker, A. R. (2004), Inorganic iodine speciation in tropical Atlantic aerosol,
Geophys. Res. Lett., 31(23), L23S02, doi:10.1029/2004GL020144.
Croot, P. L., P. Streu, and A. R. Baker (2004), Short residence time for iron in surface seawater
impacted by atmospheric dry deposition from Saharan dust events, Geophys. Res. Lett., 31(23),
L23S08, doi:10.1029/2004GL020153.
Croot, P. L., P. Streu, I. Peeken, K. Lochte, and A. R. Baker (2004), Influence of the ITCZ on H2O2
in near surface waters in the equatorial Atlantic Ocean, Geophys. Res. Lett., 31(23), L23S04,
doi:10.1029/2004GL020154.
Körtzinger, A., A significant CO2 sink in the tropical Atlantic Ocean associated with the
Amazon River plume, Geophys. Res. Lett., 30(24), 2287, doi:10.1029/2003GL018841, 2003.
Quack, B., E. Atlas, G. Petrick, V. Stroud, S. Schauffler, and D. W. R. Wallace (2004),
Oceanic bromoform sources for the tropical atmosphere, Geophys. Res. Lett.,
Geophys. Res. Lett., 31(23), L23S05, doi:10.1029/2004GL020597.
Richter, Uwe; Wallace, Douglas W. R., Production of methyl iodide in the tropical
Atlantic Ocean, Geophys. Res. Lett., 31(23), L23S03, doi:10.1029/2004GL020779.
Voss, M., P. Croot, K. Lochte, M. Mills, and I. Peeken (2004), Patterns of nitrogen fixation
along 10°N in the tropical Atlantic, Geophys. Res. Lett., 31(23), L23S09, doi:10.1029/2004GL020127.
Walter, S., H. W. Bange, and D. W. R. Wallace (2004), Nitrous oxide in the surface layer of the
tropical North Atlantic Ocean along a west to east transect,, Geophys. Res. Lett., 31(23), L23S07,
doi:10.1029/2004GL019937.
Wallace, D. W. R., and H. W. Bange (2004), Introduction to special section: Results of the Meteor 55:
Tropical SOLAS Expedition, Geophys. Res. Lett., 31, L23S01, doi:10.1029/2004GL021014.
Williams, J., R. Holzinger, V. Gros, X. Xu, E. Atlas, and D. W. R. Wallace (2004), Measurements of
organic species in air and seawater from the tropical Atlantic, Geophys. Res. Lett., 31(23),
L23S06, doi:10.1029/2004GL020012.
06MT20021013 - 2008-06-17 14:28:36 - version: 0Posted on 2008-06-17 14:28:36 - last updated on 2008-06-17 14:28:36 as version number 0
1/15/07 Initialized README file
Ship and cruise designation: Meteor; 06MT53_3 (basename met53.3)
Cruise dates: 6/7-7/4/2002
EXPOCODE: 06MT20020607
109 stations with 24 place Rosette
Chief Scientist: M. Rhein
Region: Tropical Atlantic NE of Brazil
Hydro: Who - Rhein; Status - final; S Plus - up to date
Notes:
O2: Who - Rhein; Status - final; S Plus - up to date
Notes:Nutrients not measured
Estimated oxygen accuracy 1.5umol/kg
TCO2: Who - ; Status - not measured; S Plus -
Notes:
TA: Who - ; Status - not measured; S Plus -
Notes:
fCO2: Who - ; Status - not measured; S Plus -
Notes:
pH25: Who - ; Status - not measured; S Plus -
Notes:
CFC: Who - Rhein; Status - final; S Plus - up to date
Notes: estimated accuracy of 1.5%
See Rhein et al., 2004; Steinfeldt et al. 2004
C-14: Who - ; Status - not measured; S Plus -
Notes:
C-13: Who - ; Status - not measured; S Plus -
Notes:
H-3/He-3: Who - ; Status - not measured; S Plus -
Notes:
Other:
References:
Rhein, M., M. Walter, C. Mertens, R. Steinfeldt and D. Kieke, The circulation of North Atlantic Deep Water at 16N, 2000-2003, Geophys. Res. Lett., 31, LI4305, doi: 10.1029/2004GL019993, 2004.
Steinfeldt, R. and M. Rhein, Spreading velocities and dilution of North Atlantic Deep Water in the tropical Atlantic based on CFC time series, J. Geophys. Res., 109, C03046, doi: 10.1029/2003JC002050, 2004.
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