Dataset: GT10 - As AP Surface Transects
Deployment: KN199-04

Surface transects for arsenic speciation, antimony speciation, and alkaline phosphatase activity
Principal Investigator: 
Gregory A. Cutter (Old Dominion University, ODU)
Oliver Wurl (Leibniz Institute for Baltic Sea Research Warnemunde Germany)
BCO-DMO Data Manager: 
Stephen R. Gegg (Woods Hole Oceanographic Institution, WHOI BCO-DMO)
Theresa McKee (Woods Hole Oceanographic Institution, WHOI BCO-DMO)
Current State: 
Final no updates expected
03 August 2011
Deployment Synonyms:
 GA03,  GT10,  USGT-NAT-2010,  KN199-4,  GNAT,  U.S. GEOTRACES NAZT Leg 1,  knorr199-4/5,  Section Cruise (GA03),  316N20101015
Version Date: 

Data for the concentrations of the dissolved (<0.4 µm) arsenic species: total inorganic As (III+V), arsenite (AsIII), arsenate (AsV), monomethyl As, and dimethyl As; and the activity of the enzyme alkaline phosphatase (unfiltered) on the surface transect.

Modification history:  Data were updated 3 January 2013

Please note that some US GEOTRACES data may not be final, pending intercalibration results and further analysis. If you are interested in following changes to US GEOTRACES NAT data, there is an RSS feed available via the BCO-DMO US GEOTRACES project page (; scroll down and expand the "Datasets" section).

More information about this dataset deployment