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  • This dataset contains polyline data of bridges and other constructions downloaded from OpenStreetMap. Attributes specification and units osm_id: OpenStreetMap ID name: Name of the construction, if available man_made: description of the construction other tags: tags related to the construction

  • The dataset represents the radioactive discharges from nuclear facilities in the Baltic Sea area. Data includes isotopes CS137, CO60 and SR90 Aquatic discharges in 2016-2021 with decay corrections. Attribute specification and units SITECODE: Code of the site SITENAME: Name of the site COUNTRY: country in which the site is located CO_2016 - 2020: isotope CO60 discharge during the reporting period SR_2016 - 2020: isotope SR90 discharge during the reporting period CS_2016 - 2020: isotope CS137 discharge during the reporting period CO_avg: average of isotope CO60 for the period CS_avg: average of isotope CS137 for the period SR_avg: average of isotope SR90 for the period

  • The dataset contains sand and gravel extraction activity during 2016–2021. The dataset is based on data submitted by HELCOM Contracting Parties in response to a data call. The dataset contains active sand and gravel extraction sites as reported by Estonia, Finland and Germany. Attribute specification and units with predefined values specified from the data call Name: Name of the extraction site Area: Area where the activity is taking place in km2 amount2016 - 2021: Amount of extraction reported per year in tonnes or/and m3 Depth: Metres per event Category: Recurrence of the extraction (one-time, recurring event) Start_day: Start day of the dredging activity Start_mont: Start month of the dredging activity Start_year: Start year of the dredging activity End_day: End day of the dredging activity End_month: End month of the dredging activity End_year: End year of the dredging activity Sediment: Type of sediment extracted (mud, sand, hard substrate, mixed sand, other) Method: Method used in the extraction (digging/dredging device (open, enclosed), suction device, other) Notes: notes regarding the reported data

  • The dataset contains cables in the marine environment that was made available by HELCOM Contracting Parties in response to a data call. Data were reported by Estonia, Denmark, Finland, Germany, Poland and Russia for the period 2016-2021. Attribute specification and units with predefined values specified from the data call Name: Name of the pipeline Type: Type of the pipeline (water, oil, gas, effluent, other) Diameter: Diameter of the pipeline Unit: Unit of the diameter Status: The status of the pipeline harmonized with the values from a predefined list (operational, under construction, application submitted, planned, approved, other), and following a precautionary approach that attributed the value operational for values that were out of the predefined list Start_year: Year when the construction of the pipeline started End_year: Year when the construction of the pipeline ended Pipe_prot: Specification of the type of pipeline protection (none, sand, hard substrate, mixed sand, other) Sediment: Sediment type (mud, sand, hard substrate, mixed sand, other) Pipe_posit: Specify the position of pipeline in the seabed (in the sediment, on the sediment) If pipeline position is 'in the sediment': Lay_Depth: Laying depth in meters Refilling: Refilling of the trench (YES/NO) Method: Method utilized when laying the pipeline Pipe_width: Width of pipeline trench in meters Notes: Notes regarding the data Status_original: Original status declared by the Contracting Parties

  • The dataset contains the location of water course modifications as reported by the Contracting Parties for the period 2016-2021. The data was made available by HELCOM Contracting Parties in response to a data call. The data was reported by Denmark, Estonia, Finland, and Sweden. The use of HOLAS 2 data was requested by Estonia and Sweden. The activity was declared as not relevant in Germany and Latvia. Attribute specification and units (points and polygons): Year: Year of construction, especially if built between 2016-2021 Type: Structure type as listed on the data call (canalisation, culverting/trenching, causeway, damn/weir, other) Notes: Notes regarding the data Status: The status of the structure, if available Dimension: The dimension of the outlet, if available Original ID: Original identification used by the Contracting Party Attribute specification and units (lines): ID NAMESPACE STATUS KATEGORI TYPE JOURNAL_NR NOTE REGISTERTI REGISTER_1 VIRKNINGFR VIRKNINGTI EJER FAERDIGMEL REGISTRERI VIRKNINGSA

  • Furcellaria areas of production remained the same since the HELCOM Second Holistic Assessment of the Ecosystem health of the Baltic Sea (HOLAS 2). The production figures were extracted from EUROSTAT. Data contain data for the period 2016-2020 for Estonia. Attribute specification and units: Dredged_ar: Furcellaria dredging area (km2, ND = no data available) Total: Amount (Sum) of dredged Furcellaria during the period (tonnes) Average: Calculated annual average of the amount of dredged Furcellaria (tonnes/year) Area_km2: Area (fishing area) within dredging occurs (km2), area do not represent actual dredging area. F2016 - F2020: Amount of dredged Furcellaria (tonnes / year)

  • The dataset contains dredging sites in the marine environment that were made available by HELCOM Contracting Parties in response to a data call. Data were reported by Estonia, Finland, Germany, Poland and Sweden for the period 2016-2020. The data for 2021 was reported within HELCOM EG DREDS. Attribute specifications and units Type: Type of dredging (maintenance or capital) classified under the precautionary approach principle Start_day - Start_month - Start_year: Date in which the dredging activity started End_day - End_month - End_year: End date of the dredging activity Amount_ton: Amount of dredged material (tonnes) per event Depth: Depth of area (m) Area: Area of the actual dredging site in m2 per event Sediment: Type of sediment dredged Method: The method utilized in the dredging Notes: Notes regarding the data amount_m3: Amount of dredged material (m3) per event source: Source of the data original_t: Original type declared by the Contracting Parties

  • The dataset contains the location of shellfish mariculture sites from EMODnet (https://www.emodnet-humanactivities.eu/search-results.php?dataname=Shellfish+Production). Data from HOLAS 2 was used to complement the dataset (https://metadata.helcom.fi/geonetwork/srv/eng/catalog.search#/metadata/21efdecc-2fd7-4bfb-9832-68c995291bf7). Each point has the following attributes (where available): status (active, inactive, licensed) country owner name area name farm type (Mussels, Oysters, Mussels-Oysters, Clams, Specialised (other), Mixed (other)) production method (Beds, Long lines, Rafts, Saltwater closed (recirculation), Saltwater ponds, Saltwater tanks/raceways,Trestles or trays, Other) production stage (Grow out for human consumption, Hatchery, Nursery, Broodstock, Reproduction, Harvest, Other) purpose (Commercial, Research, Education, Display, Other) products detailed (English translation of the information provided on species grown or authorised in the source) point information (Polygon centroid, Original) depending on how the information is provided in the source (polygons or points) site_id distance to coast (meters) position from coastline (At sea, within the coastline) notes: indication of HOLAS 2 data

  • The dataset contains data from the HELCOM Pollution Load Compilation (PLC) data collection. The dataset covers the period from 2016-2020. Attribute specification and units code: site code name: Name of the fish farming company Country: Country id (DK = Denmark, FI = Finland, SE = Sweden) basin: Baltic Sea subbasin TP_16 - TP_20: Annual phosphorus loading in tonnes (T P / year) TN_16 - TN_20: Annual nitrogen loading in tonnes (T N / year) X: X coordinate point Y: Y coordinate point

  • The dataset contains point data describing the location of oil platforms in the Baltic Sea as reported by the Contracting Parties for the period 2016-2021. The data was made available by HELCOM Contracting Parties in response to a data call. The data was reported by Poland (HOLAS 2 data) and Russia. The activity was declared as not relevant by Estonia, Denmark and Latvia. Attribute specification and units: COUNTRY: The country where the structure is located LATITUDE: Latitude of the point location LONGITUDE: Longitude of the point location Name: Name of the structure Notes: Notes regarding the data