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CTD data from Gulf of Alaska GLOBEC LTOP Program - 1997 to 2004.
Entry ID: ctd_ak_ltop_NEP

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Abstract: The LTOP monitoring in the Gulf of Alaska completed 8 years of sampling which included cruises using the Alpha Helix. Sampling on all cruises included occupying stations along the Seward Line, which extends from the inner shelf to the edge of the continental slope. At each station CTD profiles and water samples for nutrients, chlorophyll and zooplankton nauplii were collected.
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Description: CTD data from the LTOP Gulf of Alaska project collected from 1997 - 2004 onboard the R/V Alpha Helix.
Geographic Coverage
Spatial coordinates   
  N: 61.26   S: 57.8   E: -143.67   W: -150.94
Min Depth: 0 Max Depth: 4200

Temporal Coverage
Start Date: 1997-10-10
Stop Date: 2004-12-09
Quality These data have been post-processed using seasoft standard processing. Pre- and Post-cruise calibrations MAY have been applied. Contact PI.
Use Constraints Any person making substantial use of a data set must communicate with the investigators who acquired the data prior to publication and anticipate that the data collectors will be co-authors of published results. This extends to model results and to data organized for retrospective studies.
Ancillary Keywords
Data Center
Biological and Chemical Oceanography Data Management Office Supplemental Info
Data Center URL:
Dataset ID: ctd_ak_ltop

Data Center Personnel
Phone: 508-289-2409
Fax: 508-457-2169
Email: rgroman at
Contact Address:
Woods Hole Oceanographic Institution
Swift House MS#38
City: Woods Hole
Province or State: MA
Postal Code: 02543-1127
Country: USA
Phone: (907) 474-7993
Fax: (907) 474-7204
Email: weingart at
Contact Address:
Institute of Marine Science
University of Alaska, Fairbanks
City: Fairbanks
Province or State: AK
Postal Code: 99775-7220
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2009-08-28
Last DIF Revision Date: 2017-08-23