IOS CTD Profile Data

This dataset contains observations made by the Institute of Ocean Sciences of Fisheries and Oceans (DFO) using CTDs mounted on rosettes. The CTDs were deployed by DFO and partner organizations on scientific cruises between 1968 to present. Variables present in the dataset include Temperature, Salinity, Oxygen, Conductivity, Depth, and Pressure. For any questions please contact (

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Access and Use

Licence: Creative Commons Attribution 4.0

Data and Resources


Metadata Created February 18, 2021, 20:49 (UTC)
Metadata Updated February 18, 2021, 20:49 (UTC)
Temporal Extent Begin July 05, 1965
Temporal Extent End August 11, 2019
Reference Date(s) February 28, 2020 (Creation)

Dataset extent

Map data © OpenStreetMap contributors

Additional Info

Field Value
Ocean Variables
  • Oxygen
  • Sub Surface Salinity
  • Sub Surface Temperature
Scope dataset
Status On Going
  • Date: 2020-02-28 Type: Creation
Maintenance Note
Point of Contact
  • Name: Hakai Institute Affiliation: Institute of Ocean Sciences Role: Publisher
Responsible Party
  • Organisation Name / Affiliation: Institute of Ocean Sciences Role: Originator
  • Individual Name: Institute of Ocean Sciences, 9860 West Saanich Road, Sidney, B.C., Canada Organisation Name / Affiliation: Institute of Ocean Sciences Role: Originator
Spatial {"type":"Polygon","coordinates":[[[-123.4995460510254,48.648584627449374],[-123.4995460510254,48.6538013315158],[-123.48993301391602,48.6538013315158],[-123.48993301391602,48.648584627449374],[-123.4995460510254,48.648584627449374]]]}
North Bounding Latitude 48.6538013315158
South Bounding Latitude 48.648584627449374
East Bounding Longitude -123.48993301391602
West Bounding Longitude -123.4995460510254
Temporal Extent Begin: 1965-07-05 End: 2019-08-11
Vertical Extent Min: 0.0 Max: 4241.9
Default Locale English
Citation identifier Code: IOS_CTD_Profiles