EnviroData
variables
1. adt
Name: Absolute dynamic topography
Units: meters
Description: The absolute dynamic topography is the sea surface height above geoid; the adt is obtained as follows: adt=sla+mdt where mdt is the mean dynamic topography
Calculation notes: NA
Time-series: 1993-2020
NC title: Merged all satellites Global Ocean Gridded SSALTO/DUACS Sea Surface Height L4 product and derived variables
Source: SSALTO/DUACS via CMEMS
2. adt_sd
Name: Standard deviation of absolute dynamic topography
Units: meters
Description: The absolute dynamic topography is the sea surface height above geoid; the adt is obtained as follows: adt=sla+mdt where mdt is the mean dynamic topography
Calculation notes: Standard deviation calculated using a .75 x .75 roving window
Time-series: 1993-2020
NC title: Merged all satellites Global Ocean Gridded SSALTO/DUACS Sea Surface Height L4 product and derived variables
Source: SSALTO/DUACS via CMEMS
3. sla
Name: Sea level anomaly
Units: meters
Description: The sea level anomaly is the sea surface height above mean sea surface; it is referenced to the [1993, 2012] period
Calculation notes: NA
Time-series: 1993-2020
NC title: Merged all satellites Global Ocean Gridded SSALTO/DUACS Sea Surface Height L4 product and derived variables
Source: SSALTO/DUACS via CMEMS
4. sla_sd
Name: Standard deviation of sea level anomaly
Units: meters
Description: The sea level anomaly is the sea surface height above mean sea surface; it is referenced to the [1993, 2012] period
Calculation notes: Standard deviation calculated using a .75 x .75 roving window
Time-series: 1993-2020
NC title: Merged all satellites Global Ocean Gridded SSALTO/DUACS Sea Surface Height L4 product and derived variables
Source: SSALTO/DUACS via CMEMS
5. eke
Name: Eddy kinetic energy
Units: log m2s-2
Description: Logged EKE derived from ugosa and vgosa
Calculation notes: eke=1/2*(ugosa^2+vgosa^2) ; l.eke=log10(eke + .001)
Time-series: 1993-2020
NC title: Merged all satellites Global Ocean Gridded SSALTO/DUACS Sea Surface Height L4 product and derived variables
Source: SSALTO/DUACS via CMEMS
6. mld
Name: Mixed layer depth
Units: meters
Description: Density ocean mixed layer thickness; ocean_mixed_layer_thickness_defined_by_sigma_theta
Calculation notes: NA
Time-series: 1993-2020
NC title: Daily mean fields from Global Ocean Physics Analysis and Forecast updated Daily
Source: MERCATOR GLORYS12V1 via CMEMS
7. l.chl
Name: Chlorophyll-a concentration
Units: log milligram m-3
Description: NA
Calculation notes: log10
Time-series: 1997-2020
NC title: dataset-oc-glo-bio-multi-l4-chl_interpolated_4km_daily-rep
Source: GlobColour via CMEMS
8. sst
Name: Sea surface temperature
Units: Degrees celcius
Description:
Calculation notes: Converted from kelvin to celcius
Time-series: 1981-2020
NC title: Global SST & Sea Ice Analysis, L4 OSTIA, 0.05 deg daily (METOFFICE-GLO-SST-L4-REP-OBS-SST-V2)
Source: GHRSST via CMEMS
9. sst_sd
Name: Standard deviation of sea surface temperature
Units: Degrees celcius
Description: Standard deviation calculated using a .75 x .75 roving window
Calculation notes: Converted from kelvin to celcius
Time-series: 1981-2020
NC title: Global SST & Sea Ice Analysis, L4 OSTIA, 0.05 deg daily (METOFFICE-GLO-SST-L4-REP-OBS-SST-V2)
Source: GHRSST via CMEMS
10. wave
Name: Spectral significant wave height (Hm0)
Units: meters
Description: NA
Calculation notes: Daily wave calculated as the mean across 8 3hr rasters
Time-series: 1993-2020
NC title: Mean fields from global wave model MFWAM of Meteo-France with ECMWF forcing
Source: METEO-FRANCE via CMEMS
11. wind
Name: Wind
Units: m s-1 (?)
Description: NA
Calculation notes: For each 6 hourly raster: r=sqrt(eastward_wind^2+northward_wind^2) ; then derived rasters are averaged to create a daily field
Time-series: 1992-2020
NC title: Global Ocean - Wind Analysis - Blended Sensors - 6 hourly - Reprocessed
Source: Ifremer/Cersat via CMEMS
12. PPuper200m
Name: Primary productivity
Units: milligrams of Carbon per cubic meter per day
Description: net_primary_production_of_biomass_expressed_as_carbon_per_unit_volume_in_sea_water
Calculation notes: Mean primary productivity in the upper 200m (1:31 depth levels) of the water column
Time-series: 1992-2020
NC title: Daily mean fields for product GLOBAL_REANALYSIS_BIO_001_029
Source: MERCATOR FREEBIORYS2V4 via CMEMS
13. oxycline
Name: Oxycline
Units: meters (?)
Description: Depth of the 3.5 ml/l oxycline
Calculation notes: Ask Barb. NA values are still -99
Time-series: 1992-2020
NC title: Daily mean fields for product GLOBAL_REANALYSIS_BIO_001_029
Source: MERCATOR FREEBIORYS2V4 via CMEMS
14. oxy200m
Name: Dissolved Oxygen
Units: mmol m-3
Description: mole_concentration_of_dissolved_molecular_oxygen_in_sea_watery
Calculation notes: Oxygen concentration at 200m (depth level 31)
Time-series: 1992-2020
NC title: Daily mean fields for product GLOBAL_REANALYSIS_BIO_001_029
Source: MERCATOR FREEBIORYS2V4 via CMEMS
15. bathy
Name: Bathymetry
Units: meters
Description: Seafloor depth
Calculation notes: NA
Time-series: NA
NC title: NA
Source: ETOPO1
16. bathy_sd
Name: Standard deviation of bathymetry
Units: meters
Description: Seafloor complexity (rugosity)
Calculation notes: Standard deviation calculated using a .75 x .75 roving window
Time-series: NA
NC title: NA
Source: ETOPO1
17. dist_eez
Name: Distance to nearest EEZ
Units: meters
Description: NA
Calculation notes: EEZ shapefile version: World_EEZ_v10_20180221
Time-series: NA
NC title: NA
Source: marinergions.org
18. dist_nta
Name: Distance to nearest NTA
Units: meters
Description: NA
Calculation notes: NTA defined as marine protected areas in which all or a portion is designated NTA
Time-series: NA
NC title: NA
Source: World Database on Protected Areas
19. dist_shore
Name: Distance to shore
Units: meters
Description: NA
Calculation notes: shoreline acquired from data(wrld_simpl) (pkg maptools)
Time-series: NA
NC title: NA
Source: slightly modified version of Bjoern Sandvik's improved version of world_borders.zip - TM_WORLD_BORDERS_SIMPL-0.2.zip dataset from the Mapping Hacks geodata site