bacteria
Data Object Bacteria
contact PIs:
Dataset description
dataset: Bacterial abundance, thymidine & leucine incorporation
project/cruise: EDDIES/WB0409 2004 Transect 1 (EDT1)
EDDIES/WB0413 2004 Transect 2 (EDT2)
EDDIES/WB0506 2005 Transect 1 (EDT3)
EDDIES/WB0508 2005 Transect 2 (EDT4)
platform: R/V Weatherbird II
Methodology: all data:
Ewart, C.S., Meyers, M.K., Wallner, E., McGillicuddy, D.J., and Carlson, C.A. (2008).
Microbial dynamics in cyclonic and anticylonic mode-water eddies in the Northwestern Sargasso Sea.
Deep-Sea Research II, 55: 1334-1347.
Bacterial abundance:
Porter, K.G., Feig, Y.S., 1980. The use of DAPI for identifying and counting aquatic microflora.
Limnology and Oceanography 25 (5), 943-948.
Campbell, L., 2001. Flow cytometric analysis of autotrophic picoplankton. In: Paul, J.H. (Ed.),
Methods in Microbiology: Marine Microbiology. Academic Press, San Diego, CA, 317-341.
Marie, D., Partensky, F., Jacquet, S., Vaulot, D., 1997. Enumeration and cell cycle analysis of
natural populations of marine picoplankton by flow cytometry using the nucleic acid stain
SYBR Green I. Applied and Environmental Microbiology 63 (1), 186-193.
Bacterial Production:
Fuhrman, J.A., Azam, F., 1982. Thymidine incorporation as a measure of heterotrophic
bacterioplankton production in marine surface waters: Evaluation and field results.
Marine Biology 66, 109-120.
Smith, D.C., Azam, F., 1992. A simple, economical method for measuring bacterial protein
synthesis rates in seawater using 3H-leucine. Marine Microbial Food Webs 6, 107-114.
Carbon Conversion factors:
Caron, D.A., Dam, H.G., Kremer, P., Lessard, E.J., Madin, L.P., Malone, T.C., Napp, J.M.,
Peele, E.R., Roman, M.R., Youngbluth, M.J., 1995. The contribution of microorganisms to
particulate carbon and nitrogen in surface waters of the Sargasso Sea near Bermuda.
Deep-Sea Research 42 (6), 943-972.
Ducklow, H., 2000. Bacterial production and biomass in the ocean. In: Kirchman, D.L. (Ed.),
Microbial Ecology of the Oceans. Wiley-Liss, Inc, New York, 85-120.
Change history: YYMMDD
080213: downlaoded Excel file from EDDIES data Web site
080326: added to OCB database by Nancy Copley and Cyndy Chandler
090810: metadata records completed; cruise_ID corrected;
DMO note: parameter names modified to be consistent with OCB database.
NSF OCE award: OCE-0425615
Acquisition description
Processing description
Field Names List
| Parameter | Description | Units |
| event | unique sampling event number | YYYYMMDDhhmm |
| date | start date of event (GMT) | YYYYMMDD |
| time | start time of event (GMT) | hhmm |
| lon | longitude, negative denotes West | decimal degrees |
| lat | latitude, negative denotes South | decimal degrees |
| sta | station number | dimensionless |
| depth_n | depth, nominal bottle firing | meters |
| Cruise_ID | cruise ID designation code | dimensionless |
| temp | temperature, from CTD, ITS-90 | degrees Celsius |
| sal_CTD | salinity, from CTD, PSS-78 (PSU) (from primary T0,C0 sensors) | dimensionless |
| fluor | fluorescence; from CTD profiler | micrograms/liter |
| O2_umol_kg | oxygen, dissolved from SBE 43 CTD sensor | micromoles/kilogram |
| O2_CTD_S_umol_kg | oxygen, dissolved from SBE CTD (secondary)
| micromoles/kilogram |
| cond | conductivity, from CTD (from primary C0 sensor) | Siemens/meter |
| temp_S | temperature, from CTD, ITS-90 (from secondary T1 sensor) | degrees Celsius |
| sal_S | salinity, from CTD, PSS-78 (PSU) (from secondary T1,C1 sensors) | dimensionless |
| sigma-t | sigma-T (density) | kilograms/meter^3 |
| density | density | kilograms/liter |
| sta_ref | reference station indicator | dimensionless |
| staName | name of station (as a text string) | dimensionless |
| thym_incorp | thymine incorporation | picomoles/liter/hour |
| thym_sd | standard deviation of thymidine incorp | picomoles/liter/hour |
| leuc_incorp | leucine incorporation | picomoles/liter/hour |
| leuc_sd | standard deviation of leucine | picomoles/liter/hour |
| bacteria | bacteria cell concentration | cells x 10^9/liter |
| bact_sd | standard deviation of bacteria conc. | cells x 10^9/liter |
Platforms List
Instruments List
- Niskin Bottle :
This document is created from the content of the BCO-DMO metadata database. 2009-11-22 09:44:41
info app: /home/ocb/dbase v.090827 CLC
Data URL: http://ocb.whoi.edu/jg/serv/OCB/EDDIES/WB0506/bacteria.