Revisions allow you to track differences between multiple versions of your content, and revert back to older versions.

Oceanography

Data from oceanography measurements and models.

Data Extent

License

UK Open Government Licence (OGL)

Other Access

The information on this page (the dataset metadata) is also available in these formats.

JSON RDF

via the DKAN API

Sub-Polar Gyre Index

We followed the method of Häkkinen and Rhines (2004) to calculate the Sub-Polar Gyre Index, which has been defined as the first Principal Component (PC1) of an Empirical Orthogonal Function Analysis (EOFA) of the sea level anomaly field in the North Atlantic.

doi: 
10.7489/1806-1
Citation: 
Berx, B. 2016. Sub-Polar Gyre Index. doi: 10.7489/1806-1

Data and Resources

FieldValue
Publisher
Modified
2020-01-07
Release Date
2016-10-12
Frequency
Annually
Identifier
1a4e7724-f367-4580-b991-af324fd7f36d
Spatial / Geographical Coverage Area
POLYGON ((-66.139454841614 42.914599606213, -66.139454841614 73.203347949359, 14.080073833466 73.203347949359, 14.080073833466 42.914599606213))
Temporal Coverage
1993-01-01 to 2015-12-31
License
UK Open Government Licence (OGL)
Granularity
Monthly values
Author
Berx, B.
Data Dictionary

Based on AVISO Sea Surface Height Maps in the North Atlantic. Column headers Year: year of observation Month: month of observation SPG-I Monthly: sub-polar gyre index (dimensionless) at monthly resolution SPG-I Annual Filter: annual sub-polar gyre index (dimensionless) after 13 month running mean filter Fill value: NaN (Not a Number)

Contact Name
Marine Scotland Science
Contact Email
Public Access Level
Public