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https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_ad71_738e_6c2e https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_ad71_738e_6c2e.graph https://erddap.emodnet.eu/erddap/wms/V2023_chemistry_ad71_738e_6c2e/request Baltic Sea, DIVAnd 6-year seasonal analysis of Water body dissolved inorganic nitrogen 1975/2021 v2023 [time][depth][lat][lon], 0.1°, 1977-2018 Baltic Sea - DIVAnd 6-year seasonal analysis of Water body dissolved inorganic nitrogen 1975/2021 v2023. Every year of the time dimension corresponds to a 6-year centred average for the seasons: winter (Dec-Feb), spring (Mar-May), summer (Jun-Aug), autumn (Sep-Nov). Horizontal resolution 0.05 degree by 0.05 degree\n\ncdm_data_type = Grid\nVARIABLES (all of which use the dimensions [time][depth][latitude][longitude]):\nWater_body_dissolved_inorganic_nitrogen_L1 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.3, umol/l)\nWater_body_dissolved_inorganic_nitrogen_L2 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.5, umol/l)\nWater_body_dissolved_inorganic_nitrogen_relerr (Relative error of Water body dissolved inorganic nitrogen, 1)\n https://erddap.emodnet.eu/erddap/metadata/fgdc/xml/V2023_chemistry_ad71_738e_6c2e_fgdc.xml https://erddap.emodnet.eu/erddap/metadata/iso19115/xml/V2023_chemistry_ad71_738e_6c2e_iso19115.xml https://erddap.emodnet.eu/erddap/info/V2023_chemistry_ad71_738e_6c2e/index.htmlTable https://doi.org/10.13120/fa5c704a-a5ea-4f60-91b5-2bf6a7aded45 (external link) https://erddap.emodnet.eu/erddap/rss/V2023_chemistry_ad71_738e_6c2e.rss https://erddap.emodnet.eu/erddap/subscriptions/add.html?datasetID=V2023_chemistry_ad71_738e_6c2e&showErrors=false&email= Swedish Meteorological and Hydrological Institute V2023_chemistry_ad71_738e_6c2e
https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_9e6d_6d87_4d9e https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_9e6d_6d87_4d9e.graph https://erddap.emodnet.eu/erddap/wms/V2023_chemistry_9e6d_6d87_4d9e/request Baltic Sea, Gulf of Riga, DIVAnd 4D seasonal analysis of Water body dissolved inorganic nitrogen 1995/2021 v2023 [time][depth][lat][lon], 0.01°, 2008 Baltic Sea - Gulf of Riga - DIVAnd 4D seasonal analysis of Water body dissolved inorganic nitrogen 1995/2021 v2023. _. Swedish Meteorological and Hydrological Institute data from http://opendap.oceanbrowser.net/thredds/dodsC/data/emodnet-projects/v2023/Coastal_areas/Baltic_Sea_-_Gulf_of_Riga/Water_body_dissolved_inorganic_nitrogen.nc.das .\n\ncdm_data_type = Grid\nVARIABLES (all of which use the dimensions [time][depth][latitude][longitude]):\nWater_body_dissolved_inorganic_nitrogen_L1 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.3, umol/l)\nWater_body_dissolved_inorganic_nitrogen_L2 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.5, umol/l)\nWater_body_dissolved_inorganic_nitrogen_relerr (Relative error of Water body dissolved inorganic nitrogen, 1)\n https://erddap.emodnet.eu/erddap/metadata/fgdc/xml/V2023_chemistry_9e6d_6d87_4d9e_fgdc.xml https://erddap.emodnet.eu/erddap/metadata/iso19115/xml/V2023_chemistry_9e6d_6d87_4d9e_iso19115.xml https://erddap.emodnet.eu/erddap/info/V2023_chemistry_9e6d_6d87_4d9e/index.htmlTable https://doi.org/10.13120/fa5c704a-a5ea-4f60-91b5-2bf6a7aded45 (external link) https://erddap.emodnet.eu/erddap/rss/V2023_chemistry_9e6d_6d87_4d9e.rss https://erddap.emodnet.eu/erddap/subscriptions/add.html?datasetID=V2023_chemistry_9e6d_6d87_4d9e&showErrors=false&email= Swedish Meteorological and Hydrological Institute V2023_chemistry_9e6d_6d87_4d9e
https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_53b1_ec3a_31ca https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_53b1_ec3a_31ca.graph https://erddap.emodnet.eu/erddap/wms/V2023_chemistry_53b1_ec3a_31ca/request Black Sea, DIVAnd 4D 6-year seasonal analysis of Water body dissolved inorganic nitrogen 1990/2021 v2023 [time][depth][lat][lon], 0.05°, 1992-2018 Black Sea - DIVAnd 4D 6-year seasonal analysis of Water body dissolved inorganic nitrogen 1990/2021 v2023. Moving 6-year analysis of Water body dissolved inorganic nitrogen in Black Sea for each season: winter (December-February), spring (March-May), summer (June-August), autumn (September-November). Every year of the time dimension corresponds to the 6-year centered average of the season. 6-years periods span from 1990-1995 until 2016-2021.\nData Sources: observational data from SeaDataNet/EMODNet Chemistry Data Network.\nUnits: umol/l.\nDIVA analysis: The computation was done with the DIVAnd (Data-Interpolating Variational Analysis in n dimensions), version 2.7.9, using GEBCO 30sec topography for the spatial connectivity of water masses.\nThe horizontal resolution of the produced DIVAnd maps grids is 0.05 degrees.\nThe vertical resolution is 12 depth levels: 0, 5, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100m.\nThe horizontal correlation length: 80km.\nThe vertical correlation length (in meters):  twice the vertical resolution (10, 10, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20).\nThe error variance (epsilon2): 1 \nAn anamorphosis transformation was applied to the data: threshold value=200.\nBackground field: not used.\nQuality control of the observations was applied using the interpolated field: QCMETHOD=3 and visual inspection (Observations with residuals outside the minimum and maximum values of the 99% quantile were discarded from the analysis after thoroughly visual inspection).\n\ncdm_data_type = Grid\nVARIABLES (all of which use the dimensions [time][depth][latitude][longitude]):\nWater_body_dissolved_inorganic_nitrogen_L1 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.3, umol/l)\nWater_body_dissolved_inorganic_nitrogen_L2 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.5, umol/l)\nWater_body_dissolved_inorganic_nitrogen_relerr (Relative error of Water body dissolved inorganic nitrogen, 1)\n https://erddap.emodnet.eu/erddap/metadata/fgdc/xml/V2023_chemistry_53b1_ec3a_31ca_fgdc.xml https://erddap.emodnet.eu/erddap/metadata/iso19115/xml/V2023_chemistry_53b1_ec3a_31ca_iso19115.xml https://erddap.emodnet.eu/erddap/info/V2023_chemistry_53b1_ec3a_31ca/index.htmlTable http://opendap.oceanbrowser.net/thredds/dodsC/data/emodnet-projects/v2023/By_sea_regions/Black_Sea/Water_body_dissolved_inorganic_nitrogen.4Danl.nc.html (external link) https://erddap.emodnet.eu/erddap/rss/V2023_chemistry_53b1_ec3a_31ca.rss https://erddap.emodnet.eu/erddap/subscriptions/add.html?datasetID=V2023_chemistry_53b1_ec3a_31ca&showErrors=false&email= National Institute for Marine Research and Development \"Grigore Antipa\" V2023_chemistry_53b1_ec3a_31ca
https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_f746_0d80_f342 https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_f746_0d80_f342.graph https://erddap.emodnet.eu/erddap/wms/V2023_chemistry_f746_0d80_f342/request Northeast Atlantic Ocean, DIVAnd 4D seasonal 6-year average analysis of Water body dissolved inorganic nitrogen 1971/2021 v2023 [time][depth][lat][lon], 0.1°, 1973-2018 Northeast Atlantic Ocean - DIVAnd 4D seasonal 6-year average analysis of Water body dissolved inorganic nitrogen 1971/2021 v2023. Moving 6-year analysis of Water body dissolved inorganic nitrogen in the NorthEast Atlantic for each season:\n - winter: January-March,\n - spring: April-June,\n - summer: July-September,\n - autumn: October-December. \nEvery year of the time dimension corresponds to the 6-year centred average of each season. 6-year periods span from 1971/1976 until 2016/2021. Observation data span from 1971 to 2021. \nDepth levels (International Oceanographic Data Exchange (IODE) standard depths): [0.0, 5.0, 10.0, 20.0, 30.0, 40.0, 50.0, 75.0, 100.0, 125.0, 150.0, 200.0, 250.0, 300.0, 400.0, 500.0, 600.0, 700.0, 800.0, 900.0, 1000.0, 1100.0, 1200.0, 1300.0, 1400.0, 1500.0, 1750.0, 2000.0]. \nData sources: observational data from SeaDataNet/EMODNet Chemistry Data Network. \nDescrption of DIVAnd analysis: the computation was done with DIVAnd (Data-Interpolating Variational Analysis in n dimensions), version 2.7.4, using GEBCO 30 sec topography for the spatial connectivity of water masses. The horizontal resolution of the produced DIVAnd maps is 0.1 degrees. Horizontal correlation length varies from 400km in open sea regions to 50km at the coast. Vertical correlation length is defined as twice the vertical resolution. Signal-to-noise ratio was fixed to 1 for vertical profiles and 0.1 for time series to account for the redundancy in the time series observations. A logarithmic transformation (DIVAnd.loglin) was applied to the data prior to the analysis. Background field: a vertically-filtered profile of the seasonal data mean value (including all years) is substracted from the data. \nDetrending of data: no, advection constraint applied: no. \nUnits: umol/l.\n\ncdm_data_type = Grid\nVARIABLES (all of which use the dimensions [time][depth][latitude][longitude]):\nWater_body_dissolved_inorganic_nitrogen_L1 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.3, umol/l)\nWater_body_dissolved_inorganic_nitrogen_L2 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.5, umol/l)\nWater_body_dissolved_inorganic_nitrogen_relerr (Relative error of Water body dissolved inorganic nitrogen, 1)\n https://erddap.emodnet.eu/erddap/metadata/fgdc/xml/V2023_chemistry_f746_0d80_f342_fgdc.xml https://erddap.emodnet.eu/erddap/metadata/iso19115/xml/V2023_chemistry_f746_0d80_f342_iso19115.xml https://erddap.emodnet.eu/erddap/info/V2023_chemistry_f746_0d80_f342/index.htmlTable http://opendap.oceanbrowser.net/thredds/dodsC/data/emodnet-projects/v2023/By_sea_regions/Northeast_Atlantic_Ocean/Water_body_dissolved_inorganic_nitrogen.4Danl.nc.html (external link) https://erddap.emodnet.eu/erddap/rss/V2023_chemistry_f746_0d80_f342.rss https://erddap.emodnet.eu/erddap/subscriptions/add.html?datasetID=V2023_chemistry_f746_0d80_f342&showErrors=false&email= IFREMER, SISMER, Scientific Information Systems for the SEA V2023_chemistry_f746_0d80_f342
https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_cfa2_241c_32d8 https://erddap.emodnet.eu/erddap/griddap/V2023_chemistry_cfa2_241c_32d8.graph https://erddap.emodnet.eu/erddap/wms/V2023_chemistry_cfa2_241c_32d8/request Northeast Atlantic Ocean, Loire River, DIVAnd 4D seasonal analysis of Water body dissolved inorganic nitrogen 1971/2021 v2023 [time][depth][lat][lon], 1996 Northeast Atlantic Ocean - Loire River - DIVAnd 4D seasonal analysis of Water body dissolved inorganic nitrogen 1971/2021 v2023. Seasonal climatology of Water body dissolved inorganic nitrogen for Loire river for the period 1971-2021 and for the following seasons:\n - winter: January-March,\n - spring: April-June,\n - summer: July-September,\n - autumn: October-December. \nObservation data span from 1971 to 2021. \nDepth levels (m): [0.0, 2.0, 4.0, 6.0, 8.0, 10.0, 15.0, 20.0, 25.0, 30.0, 35.0, 40.0, 45.0, 50.0, 60.0, 70.0, 80.0, 90.0, 100.0, 110.0, 120.0, 130.0]. \nData sources: observational data from SeaDataNet/EMODNet Chemistry Data Network. \nDescription of DIVAnd analysis: the computation was done with DIVAnd (Data-Interpolating Variational Analysis in n dimensions), version 2.7.4, using GEBCO 15 sec topography for the spatial connectivity of water masses. The horizontal resolution of the produced DIVAnd maps is 0.01 degrees. Horizontal correlation length is defined seasonally (in meters): 72000 (winter), 43000 (spring), 215000 (summer), 150000 (autumn). Vertical correlation length was optimized and vertically filtered and a seasonally-averaged profile was used (DIVAnd.fitvertlen). Signal-to-noise ratio was fixed to 1 for vertical profiles and 0.1 for time series to account for the redundancy in the time series observations. A logarithmic transformation (DIVAnd.loglin) was applied to the data prior to the analysis. Background field: the vertically-filtered data mean profile is substracted from the data. Detrending of data: no, advection constraint applied: no. \nUnits: umol/l.\n\ncdm_data_type = Grid\nVARIABLES (all of which use the dimensions [time][depth][latitude][longitude]):\nWater_body_dissolved_inorganic_nitrogen_L1 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.3, umol/l)\nWater_body_dissolved_inorganic_nitrogen_L2 (Water body dissolved inorganic nitrogen masked using relative error threshold 0.5, umol/l)\nWater_body_dissolved_inorganic_nitrogen_relerr (Relative error of Water body dissolved inorganic nitrogen, 1)\n https://erddap.emodnet.eu/erddap/metadata/fgdc/xml/V2023_chemistry_cfa2_241c_32d8_fgdc.xml https://erddap.emodnet.eu/erddap/metadata/iso19115/xml/V2023_chemistry_cfa2_241c_32d8_iso19115.xml https://erddap.emodnet.eu/erddap/info/V2023_chemistry_cfa2_241c_32d8/index.htmlTable http://opendap.oceanbrowser.net/thredds/dodsC/data/emodnet-projects/v2023/Coastal_areas/Northeast_Atlantic_Ocean_-_Loire_River/Water_body_dissolved_inorganic_nitrogen.nc.html (external link) https://erddap.emodnet.eu/erddap/rss/V2023_chemistry_cfa2_241c_32d8.rss https://erddap.emodnet.eu/erddap/subscriptions/add.html?datasetID=V2023_chemistry_cfa2_241c_32d8&showErrors=false&email= IFREMER, SISMER, Scientific Information Systems for the SEA V2023_chemistry_cfa2_241c_32d8

 
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