SeaDataNetSeaDataNet

Joint Research ActivitiesJoint Research Activities

synthesissynthesis

of regionalof regional

data productsdata products

status & developmentstatus & development

JRA 5-9JRA 5-9

JRA 5JRA 5MediterraneanMediterranean

SeaSea

JRA 6JRA 6BlackBlack

SeaSea

JRA 7JRA 7BalticBaltic

SeaSea

JRA 8JRA 8North &North &

Arctic SeasArctic Seas

JRA 9JRA 9Atlantic &Atlantic &

Global OceanGlobal OceanVittorio BaraleVittorio BaraleJoint Research Centre, European Commission Joint Research Centre, European Commission

SDN Third Plenary Annual MeetingSDN Third Plenary Annual MeetingMadrid (Spain), 25-27 March 2009Madrid (Spain), 25-27 March 2009

VERSION 1 (V1) JRA Data ProductsVERSION 1 (V1) JRA Data Products

time series & climatologies, time series & climatologies, commoncommon Geo-statistical Analysis Tools ( Geo-statistical Analysis Tools (DIVA)DIVA)

V1 (V1 (in situin situ data) seasonal and annual statistics, on grid points and water column: data) seasonal and annual statistics, on grid points and water column:temperature, salinity, currents and bio-chemical parameterstemperature, salinity, currents and bio-chemical parameters

V1 (V1 (satellitesatellite data) seasonal and annual statistics, on (surface) grid points: data) seasonal and annual statistics, on (surface) grid points:temperature, dynamic height/altimetry, salinity, wind and sea state, sea icetemperature, dynamic height/altimetry, salinity, wind and sea state, sea ice

VERSION 2 (V2) JRA Data ProductsVERSION 2 (V2) JRA Data Products

V2 V2 in situin situ and and satellitesatellite Core Parameters (and priorities) … Core Parameters (and priorities) …

Criteria established for Criteria established for Web Access to V2 JRA Data ProductsWeb Access to V2 JRA Data Products

JRA 5 Mediterranean SeaJRA 5 Mediterranean Sea

V0 GRIDDED MONTHLY CLIMATOLOGIES (V0 GRIDDED MONTHLY CLIMATOLOGIES (IN SITUIN SITU DATA) DATA)

V0 gridded monthly climatologies for Temperature and Salinity (DIVA V0 gridded monthly climatologies for Temperature and Salinity (DIVA proc.) proc.) using Medar/Medatlas 2002 (salinity data from 1978)using Medar/Medatlas 2002 (salinity data from 1978)

horizontal grid resolution 1/8°, 25 levelshorizontal grid resolution 1/8°, 25 levelslon 9.25W-36E, lat 30N-46Nlon 9.25W-36E, lat 30N-46N

V1 GRIDDED MONTHLY CLIMATOLOGIES (V1 GRIDDED MONTHLY CLIMATOLOGIES (IN SITUIN SITU DATA) DATA)

V1 gridded monthly climatologies for Temperature and Salinity (DIVA V1 gridded monthly climatologies for Temperature and Salinity (DIVA proc.)proc.)and annual climatologies of bio-geo-chemicals * (DIVA proc.)and annual climatologies of bio-geo-chemicals * (DIVA proc.)using data from Medar/Medatlas 2002 and Materusing data from Medar/Medatlas 2002 and Mater * (AMON, PHOS, DOXY+DOX1+DOX2, NTRA, NTRI, ALKY, PHPH, CPHL)* (AMON, PHOS, DOXY+DOX1+DOX2, NTRA, NTRI, ALKY, PHPH, CPHL)

horizontal grid resolution 1/8°, horizontal grid resolution 1/8°, 32 levels32 levelslon 9.25W-36E, lat 30N-46Nlon 9.25W-36E, lat 30N-46N

- available (NetCDF version) at :- available (NetCDF version) at : ftp://mfs.bo.ingv.it http://gnoo.bo.ingv.it/mfs/seadatanet

JRA 5 Mediterranean SeaJRA 5 Mediterranean Sea

JRA 5 Mediterranean SeaJRA 5 Mediterranean Sea

V2 GRIDDED MONTHLY CLIMATOLOGIES (V2 GRIDDED MONTHLY CLIMATOLOGIES (IN SITUIN SITU DATA) DATA)

V2 gridded monthly climatologies (basin-wide, DIVA proc.) for:V2 gridded monthly climatologies (basin-wide, DIVA proc.) for:temperature, salinity and bio-geo-chemical * parameterstemperature, salinity and bio-geo-chemical * parameters * (dissolved oxygen, nitrate, nitrite, phosphate, alkalinity, ph, total chl, ammonium)* (dissolved oxygen, nitrate, nitrite, phosphate, alkalinity, ph, total chl, ammonium)

… … same for Adriatic Sea (DIVA proc.)same for Adriatic Sea (DIVA proc.)

- available (NetCDF version) at:- available (NetCDF version) at: http://nodc.ogs.trieste.it/cocoon/data/DIVACLIMA-search ( monthly climatologies, maps of data distribution, DIVA mesh, error and analysed field )( monthly climatologies, maps of data distribution, DIVA mesh, error and analysed field )

””We asked to the JRAs coordinator to We asked to the JRAs coordinator to postponepostpone the V2 production in the V2 production in oder to have more time to organise the data collection for V2 oder to have more time to organise the data collection for V2 climatologies …”climatologies …”

JRA 6 Black SeaJRA 6 Black Sea

V1 Data ProductsV1 Data Products

- identify available historical data sources for in-situ parameters- identify available historical data sources for in-situ parametersSelect parameters based on accessibility, sufficiency, coverage and qualitySelect parameters based on accessibility, sufficiency, coverage and qualityGenerate V1 products for selected parameters with traditional methodsGenerate V1 products for selected parameters with traditional methods

- identify available data sources for remote sensing parameters- identify available data sources for remote sensing parametersSelect parameters based on their accessibilitySelect parameters based on their accessibilityGenerate V1 products for these parameters with traditional methodsGenerate V1 products for these parameters with traditional methods

- collection of historical/recent data to avoid insufficient coverage- collection of historical/recent data to avoid insufficient coverage- collection of recent data for updating existing V1 data products- collection of recent data for updating existing V1 data products- upgrade of V1 products by assimilation of new data- upgrade of V1 products by assimilation of new data

- introduce DIVA for - introduce DIVA for further work to upgrade V1 products to V2further work to upgrade V1 products to V2

… … problems …problems …

data on chemical parameters are scarce for reliable climatic productsdata on chemical parameters are scarce for reliable climatic products official requests for data other than T/S produced no reply / refusalofficial requests for data other than T/S produced no reply / refusal no sea currents data from moored buoys time series with public accessno sea currents data from moored buoys time series with public access gaps ingaps in SST and OC due to cloud coverage, SST and OC due to cloud coverage, SLA and SCA not availableSLA and SCA not available DIVA not used (consistency, implementation, data scarsity, cost)DIVA not used (consistency, implementation, data scarsity, cost) QAA not applied due to lack of (a) common approach (b) data flowQAA not applied due to lack of (a) common approach (b) data flow

JRA 6 Black SeaJRA 6 Black Sea

V1 Black Sea Data ProductsV1 Black Sea Data Productsaccessible at the web site accessible at the web site http://www.ims.metu.edu.tr/Seadatanet/ except annual maps for Oexcept annual maps for O22, H, H22S, nutrientsS, nutrientsin process of verificationin process of verification

temperature JUN 10 mtemperature JUN 10 m

dynamic height JUN 10 mdynamic height JUN 10 m

heat storage JUN 10 mheat storage JUN 10 m

density JUN 10 mdensity JUN 10 m

salinity JUN 10 msalinity JUN 10 m

HH22S 1920-1999S 1920-1999

dissolved Odissolved O22 1920-1999 1920-1999

JRA 6 Black SeaJRA 6 Black Sea

V2 Data ProductsV2 Data Products

problem to fulfill V2 requirements for problem to fulfill V2 requirements for chemical chemical in situin situ parameters parameters - time scales : not enough data for all required monthly fields (in winter)- time scales : not enough data for all required monthly fields (in winter) - space scales : coverage is regular, but coarse, sometimes limited coastal areas- space scales : coverage is regular, but coarse, sometimes limited coastal areas

low-resolution basin-wide maps only for selected months and depths low-resolution basin-wide maps only for selected months and depths higher resolutions maps limited to North-West Black Seahigher resolutions maps limited to North-West Black Sea

problems with problems with SLA and SCA data productsSLA and SCA data products- data sets currently not available- data sets currently not available

co-operation with other projects required, co-operation with other projects required, e.g.e.g. ECOOP, MyOcean ECOOP, MyOcean

problemproblem with with overlapping areaoverlapping area - selection of Sea of Marmara is questionable- selection of Sea of Marmara is questionable- not part of either Med basin or Black Sea basin … beyond of responsibility of corresponding JRAs- not part of either Med basin or Black Sea basin … beyond of responsibility of corresponding JRAs

will extend the area of interest to the Sea of Marmara for SST and Chl-awill extend the area of interest to the Sea of Marmara for SST and Chl-a

problemproblem of of reformatting Data Products to NetCDFreformatting Data Products to NetCDF- requires additional manpower - requires additional manpower

data products upgradedata products upgrade

VERSION 1 (V1) DATA PRODUCTSVERSION 1 (V1) DATA PRODUCTS

- ICES databases, coverage - ICES databases, coverage 99--30°E and 5330°E and 53--66°66°N (no Norwegian Sea)N (no Norwegian Sea)- overlap with North Sea dataset - overlap with North Sea dataset 9.759.75--12.20°E and 57.2512.20°E and 57.25--58.25°58.25°NN- TEMP, PSAL, 13 depth layers, monthly resolution (1975-2005)- TEMP, PSAL, 13 depth layers, monthly resolution (1975-2005)- can be downloaded from - can be downloaded from ftp://ftp.dmu.dk/dmu/DIVA

JRA 7 Baltic SeaJRA 7 Baltic Sea

Example of a trajectory with ODV :Example of a trajectory with ODV :(left panel) example of trajectory itinerary by ODV; (right panel) ODV using DIVA approximation for the trajectory itinerary(left panel) example of trajectory itinerary by ODV; (right panel) ODV using DIVA approximation for the trajectory itinerary

DIVA on ICES/SDNDIVA on ICES/SDN WOA 2005 (period?)WOA 2005 (period?) DIVA 1DIVA 1º º grid ICES/SDNgrid ICES/SDN DIVA 1º grid B.A. (IOW)DIVA 1º grid B.A. (IOW)

JRA 7 Baltic SeaJRA 7 Baltic Sea

Comparisons: July surface temperature 1975-2005Comparisons: July surface temperature 1975-2005

VERSION 2 (V2) DATA PRODUCTSVERSION 2 (V2) DATA PRODUCTS

- processed in a manner similar to V1 (aggregated to several months when needed)- processed in a manner similar to V1 (aggregated to several months when needed)- TEMP, PSAL, NTOT, AMON, NTRI+NTRA, TPHS, PHOS, SLCA, DOXY-2xH2SX- TEMP, PSAL, NTOT, AMON, NTRI+NTRA, TPHS, PHOS, SLCA, DOXY-2xH2SX- … at present, preliminary DIVA approximations regarding V2 variables- … at present, preliminary DIVA approximations regarding V2 variables are deliverable within a few days upon request to NERI …are deliverable within a few days upon request to NERI …

Monthly difference between EUMETSAT IMGW SST analyses and DIVA analyses for Monthly difference between EUMETSAT IMGW SST analyses and DIVA analyses for surface temperature, in 2002-2007; the unit is surface temperature, in 2002-2007; the unit is ΔΔ°C, x axis is longitude, y axis °C, x axis is longitude, y axis latitude, color bars span from -5 to +5 °C. The black dots are data points for the latitude, color bars span from -5 to +5 °C. The black dots are data points for the DIVA analyses.DIVA analyses.

JRA 7 Baltic SeaJRA 7 Baltic Sea

DIV

A a

naly

ses

DIV

A a

naly

ses

vsvs

SST

SS

T

JRA 8 North & Arctic SeasJRA 8 North & Arctic Seas

V1 Data ProductsV1 Data Products

region originally divided in 8 sub-regionsregion originally divided in 8 sub-regionsi.e.i.e. Barents Sea, Norwegian Sea, Greenland Sea, Irminger Sea, Barents Sea, Norwegian Sea, Greenland Sea, Irminger Sea, Iceland Sea (North of Iceland), Iceland Sea (North of Iceland), Iceland Basin (South of Iceland),Iceland Basin (South of Iceland),North Sea and SkagerrakNorth Sea and Skagerrak

focus on 3 basins: North Sea (+ Skagerrak), Barents Sea, Norwegian Seafocus on 3 basins: North Sea (+ Skagerrak), Barents Sea, Norwegian SeaA common border zone, where data is exchanged, ensures a smooth transmission between sub-regions.A common border zone, where data is exchanged, ensures a smooth transmission between sub-regions.

The western part of the Arctic will rely on the Global Ocean product due to lack of data in the area.The western part of the Arctic will rely on the Global Ocean product due to lack of data in the area.

North Sea and Barents Sea : first version of climatology (T, S)North Sea and Barents Sea : first version of climatology (T, S) Norwegian Sea to be processed …Norwegian Sea to be processed …

- monthly datasets- monthly datasets

- gridding in the chosen areas- gridding in the chosen areas

- difficulties in datasets impose quality assurance- difficulties in datasets impose quality assurance

- datasets cover a period of almost 40 years, 1970 – 2008- datasets cover a period of almost 40 years, 1970 – 2008

- parameters include temperature and salinity at standard depth levels- parameters include temperature and salinity at standard depth levels

(for Barents Sea standard depths are 450, 400, 350, 300, 250, 200, 150, 125, 100, 75, 50, 30, 20, 10, 0 m)(for Barents Sea standard depths are 450, 400, 350, 300, 250, 200, 150, 125, 100, 75, 50, 30, 20, 10, 0 m)

Arctic Seas geographical boundariesArctic Seas geographical boundaries

JRA 8 North & Arctic SeasJRA 8 North & Arctic Seas

V1 Data ProductsV1 Data Products

The first version of the climatologies includes:The first version of the climatologies includes:

- surface TEMPERATURE, January to December, for the entire period …- surface TEMPERATURE, January to December, for the entire period …- surface TEMPERATURE, seasonal plots for 3 sub-regions (North Sea + Skagerrak, Barents Sea, Norwegian Sea) - surface TEMPERATURE, seasonal plots for 3 sub-regions (North Sea + Skagerrak, Barents Sea, Norwegian Sea) - long-term time series plot of annual, summer and winter mean surface TEMPERATURE in the sub-regions- long-term time series plot of annual, summer and winter mean surface TEMPERATURE in the sub-regions

- surface SALINITY, January to December, for the entire period … - surface SALINITY, January to December, for the entire period … - surface SALINITY, seasonal plots for 3 sub-regions (North Sea + Skagerrak, Barents Sea, Norwegian Sea)- surface SALINITY, seasonal plots for 3 sub-regions (North Sea + Skagerrak, Barents Sea, Norwegian Sea)- long-term time series plot of annual mean, summer and winter mean surface SALINITY in the sub-regions- long-term time series plot of annual mean, summer and winter mean surface SALINITY in the sub-regions

- spatial distribution of TEMPERATURE in standard depth layers- spatial distribution of TEMPERATURE in standard depth layers- spatial distribution of SALINITY in standard depth layersspatial distribution of SALINITY in standard depth layers

“… “… I managed to run DIVA on a Barents Sea dataset with fairly good results …”I managed to run DIVA on a Barents Sea dataset with fairly good results …”2 resulting NetCDF files of 200Mb, one for Temperature and one for Salinity2 resulting NetCDF files of 200Mb, one for Temperature and one for Salinityat : at : http://talos.nodc.no:8080/ncWMS/godiva2.html#

North Sea surface temperature and salinity from the WOA 2005 (May climatological mean)North Sea surface temperature and salinity from the WOA 2005 (May climatological mean)

SSS

psu

SST

°C

V2 Data ProductsV2 Data Products

… … in V2 the maps above (V1) will be extended to include:in V2 the maps above (V1) will be extended to include:

• chlorophyll chlorophyll aa,,• oxygen,oxygen,• primary production,primary production,• total nitrogen,total nitrogen,• total phosphorus,total phosphorus,• dissolved inorganic nitrogen (nitrate + nitrite + ammonium),dissolved inorganic nitrogen (nitrate + nitrite + ammonium),• dissolved inorganic phosphorus (phosphate),dissolved inorganic phosphorus (phosphate),• dissolved silicate,dissolved silicate,

to the extent that data coverage is sufficient to obtain reliable estimates …to the extent that data coverage is sufficient to obtain reliable estimates …

JRA 8 North & Arctic SeasJRA 8 North & Arctic Seas

JRA 9 Atlantic & Global OceanJRA 9 Atlantic & Global Ocean

V1 Data ProductsV1 Data Products

- effort to harmonize datasets and geo-statistical analysis tool- effort to harmonize datasets and geo-statistical analysis tool - for the North Atlantic Ocean and associated specific areas : DIVA- for the North Atlantic Ocean and associated specific areas : DIVA- for the Global Ocean : ISAS (objective analysis by Coriolis Center)- for the Global Ocean : ISAS (objective analysis by Coriolis Center)

North Atlantic Ocean ARGO dataset, space coverage: North Atlantic Ocean ARGO dataset, space coverage: 20°S-77°N, time coverage: 20°S-77°N, time coverage: 1998-20071998-2007

JRA 9 Atlantic & Global OceanJRA 9 Atlantic & Global Ocean

V1 Data ProductsV1 Data Products

- Eastern North Atlantic, Bay of Biscay, Morocco upwelling- Eastern North Atlantic, Bay of Biscay, Morocco upwelling - climatologies T and S (+ others) accessible by region, period, depth, variable - climatologies T and S (+ others) accessible by region, period, depth, variable … … agreements must be found in the nomenclature of the filenamesagreements must be found in the nomenclature of the filenames … …

- global product (Coriolis) at - global product (Coriolis) at http://www.ifremer.fr/co/co0525/en/global/ … … not for all the variables (especially for biological parameters) and depth levels …not for all the variables (especially for biological parameters) and depth levels …

DIVA-analyzed temperature and salinity fields, at level 13 (1200m), 1975-2005DIVA-analyzed temperature and salinity fields, at level 13 (1200m), 1975-2005

V2 Data ProductsV2 Data Products

- new effort to exchange datasets between partners- new effort to exchange datasets between partners- future work to include bio-chemical parameters- future work to include bio-chemical parameters- V2 will be extended to oxygen, nutrients and- V2 will be extended to oxygen, nutrients and surface products from satellite data (altimetry, temperature and colour)surface products from satellite data (altimetry, temperature and colour)

DIVA-analyzed temperature and salinity fields, at 10 m depth, summer meansDIVA-analyzed temperature and salinity fields, at 10 m depth, summer means

JRA 9 Atlantic & Global OceanJRA 9 Atlantic & Global Ocean

PSALPSALTEMPTEMP

VERSION 2 (V2) UPGRADESVERSION 2 (V2) UPGRADES … … original SeaDataNet plans call for a re-assessment of the JRA data products, to be upgraded for a “final” V2 system … original SeaDataNet plans call for a re-assessment of the JRA data products, to be upgraded for a “final” V2 system …

JRA5.JRA5. Quantity of input data for Mediterranean climatologies to be enlarged.Quantity of input data for Mediterranean climatologies to be enlarged. Advection constraint to be applied for production of different products.Advection constraint to be applied for production of different products.

JRA6.JRA6. Reformatting to NetCDF. Reformatting to NetCDF.

JRA7.JRA7. For the For the OO22 variable, defined as [O variable, defined as [O22 - 2xSH - 2xSH22], the climatologies will use], the climatologies will use density maps enabling isobar contours instead of depth contours.density maps enabling isobar contours instead of depth contours.

JRA8.JRA8. No upgrades planned.No upgrades planned.

JRA9.JRA9. Compute Compute statistics also on the vertical profiles, not only on the horizontal statistics also on the vertical profiles, not only on the horizontal gridded field, using a specific box size (1x1’ , 5x5’ , 1x1º). gridded field, using a specific box size (1x1’ , 5x5’ , 1x1º). Such referenceSuch reference vertical profiles are very usefully for QC purposes.vertical profiles are very usefully for QC purposes.

JRA s’ Data BankingJRA s’ Data Banking