Itämeren vesikasvillisuuden peittoala Suomessa ja Ruotsissa kesällä 2019/ Coverage of aquatic vegetation in Finland and Sweden in the Baltic Sea in summer 2019.

[FI] Suomen ympäristökeskuksen ja Tukholman yliopiston Blue Carbon Habitats*-hankkeessa tuotettiin vuonna 2021 Suomen rannikolta sekä Ruotsin kahdelta pilottialueelta vesikasvillisuuden peittokartta, jolla pyritiin kartoittamaan ruovikoiden levinneisyyttä. Aineiston arvo 1 osoittaa kasvillisuutta, arvo 0 vettä ja 127 tulkinnan ulkopuolisia alueita (ns. nodata).

Aineisto perustuu Sentinel-2-satellittisarjan MSI-instrumentin havaintoihin heinäkuulta 2019. Kasvillisuusindeksiä (NDVI) ja havaintoalkion etäisyys rannasta ovat ennustavat muuttujat, joilla kasvillisuuden peittoa (ruovikot, kaislikot, makrofyyttinen vesikasvillisuus) arvioidaan. Satelliittiaineistoilta tulkinta tehdään 10 m erotuskyvyllä ja kohdistuen vain Itämeren rantavyöhykkeeseen. Aineiston pienin kartoitettu yksikkö koostuu viidestä havaintoalkiosta ja on siten viiden aarin kokoinen.

Aineisto kuuluu SYKEn avoimiin aineistoihin (CC BY 4.0). Aineisto perustuu S2 Global Mosaic -palvelusta ladattuihin kuukausittaisiin reflektanssiarvoihin Sentinel-2:n kanavilta 4 ja 8.

Hankkeen koko nimi oli: "Blue Carbon Habitats – a comprehensive mapping of Nordic salt marshes for estimating Blue Carbon storage potential – a pilot study", ja sen rahoitti pohjoismainen ministerineuvosto.

[EN] In 2021, the Blue Carbon Habitats* project of the Finnish Environment Institute and Stockholm University produced a land cover map of aquatic vegetation of the Finnish coast and two pilot areas in Sweden, with the aim of mapping the distribution of reed belts. The value 1 in the layer indicates vegetation, the value 0 water and 127 areas excluded from the interpretation (so-called nodata areas).

The data are based on observations from the Sentinel-2 satellite series MSI instrument from July 2019. The vegetation index (NDVI) and the distance of the observation cell from the shore are predictor variables used to estimate cover of aquatic vegetation (reeds, sedges, rushes, macrophytic aquatic vegetation). From the satellite data, the interpretation is made with a resolution of 10 m and only applies to the coastal zone of the Baltic Sea. The Mininum Mapped Unit (MMU) of the data consists of five observation cells and is thus the size of five ares.

The dataset is part of Syke's open data policy (CC BY 4.0). The data is based on monthly reflectance values from Sentinel-2 bands 4 and 8 downloaded from S2 Global Mosaic.

The full name of the project was: 'Blue Carbon Habitats - a comprehensive mapping of Nordic salt Marshes for estimating Blue Carbon storage potential - a pilot study,' and it was funded by the Nordic Council of Ministers.

WMS-palvelin / WMS service endpoint: https://geoserver2.ymparisto.fi/geoserver/eo/wms

WMS-taso / WMS layer: BLUECARBON_VEGETATION_FINSWEDEMO

Data and Resources

Additional Info

Field Value
Last Updated मार्च 1, 2024, 13:32 (UTC)
Created मार्च 1, 2024, 13:32 (UTC)
access-constraints ["no limitations"]
bbox-east-long 28.0886
bbox-north-lat 66.0033
bbox-south-lat 59.1623
bbox-west-long 16.3856
contact-email eotuki@syke.fi
coupled-resource []
dataset-language ["eng"]
dataset-reference-date [{"type": "creation", "value": "2021-11-16"}, {"type": "publication", "value": "2021-11-17"}]
dataset-updated 2021-11-17
equivalent-scale []
frequency-of-update
graphic-preview-file ["https://wwwi4.ymparisto.fi/i4/fin/metatieto_kuvat/BLUECARBON_VEGETATION_FINSWEDEMO.png"]
guid {BCAB0176-F959-464E-B709-E168FE8CA74F}
harvest_object_id 43ac31ce-f4c4-4bb2-b095-a306ce9aa70f
harvest_source_id 51ec690b-f70a-45e5-a201-7baddbeaff86
harvest_source_title ckan-syke
keywords [{"type": "", "thesaurus": "GEMET - INSPIRE themes, version 1.0", "keyword": ["Environmental monitoring facilities", "Sea regions"]}, {"type": "", "thesaurus": "GEMET - Concepts, version 4.1.3", "keyword": ["remote sensing", "earth observation", "satellite image", "coastal water", "ecological assessment", "ecological status", "eutrophication", "monitoring", "reed"]}, {"type": "", "thesaurus": "SYKE resource classification", "keyword": ["Satelliittihavaintotieto"]}, {"type": "", "thesaurus": "", "keyword": ["Ei-Inspire", "reed belts", "FEO"]}]
licence []
lineage **[FI]** Aineisto on ainutkertainen koeaineisto, joka on tuotettu päättyneen hankkeen tarpeisiin. Sitä ei enää ylläpidetä aktiivisesti. **[EN]** This is a unique test dataset produced for the needs of a completed project. It is no longer actively maintained.
metadata-date 2023-05-19
metadata-language fin
metadata-responsible-party [{"name": "Suomen ymp\u00e4rist\u00f6keskus / Finnish Environment Institute (Syke)", "roles": ["pointOfContact"], "email": "eotuki@syke.fi"}]
metadata-responsible-party-email eotuki@syke.fi
metadata-responsible-party-title Suomen ympäristökeskus / Finnish Environment Institute (Syke)
original_url https://ckan.ymparisto.fi//dataset/{BCAB0176-F959-464E-B709-E168FE8CA74F}
progress
resource-type dataset
responsible-party [{"name": "Suomen ymp\u00e4rist\u00f6keskus / Finnish Environment Institute (Syke)", "roles": ["pointOfContact"], "email": "eotuki@syke.fi"}]
responsible-party-email eotuki@syke.fi
responsible-party-title Suomen ympäristökeskus / Finnish Environment Institute (Syke)
spatial {"type": "Polygon", "coordinates": [[[16.3856, 59.1623], [28.0886, 59.1623], [28.0886, 66.0033], [16.3856, 66.0033], [16.3856, 59.1623]]]}
spatial-data-service-type
spatial-reference-system ["EPSG:3067"]
spatial-representation-type ["grid"]
spatial_harvester true
topic-category ["environment", "oceans"]
unique-resource-identifier
use_constraints ["Creative Commons Nime\u00e4 4.0 Kansainv\u00e4linen http://www.syke.fi/fi-FI/Avoin_tieto/Kayttolupa_ja_vastuut"]
use_constraints_plaintext Creative Commons Nimeä 4.0 Kansainvälinen http://www.syke.fi/fi-FI/Avoin_tieto/Kayttolupa_ja_vastuut