{
  "url": "https://openlegislation.uk/eu-decision-2018-229/annex/division-1/division-2/division-3",
  "json_url": "https://openlegislation.uk/eu-decision-2018-229/annex/division-1/division-2/division-3.json",
  "legislation": "eudn/2018/229",
  "legislation_title": "Commission Decision (EU) 2018/229 of 12 February 2018 establishing, pursuant to Directive 2000/60/EC of the European Parliament and of the Council, the values of the Member State monitoring system classifications as a result of the intercalibration exercise and repealing Commission Decision 2013/480/EU (notified under document C(2018) 696) (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2018-229",
  "path": "annex/division/1/division/2/division/3",
  "kind": "division",
  "number": null,
  "heading": "CENTRAL-BALTIC RIVERS GEOGRAPHICAL INTERCALIBRATION GROUP RESULTS Biological Quality Element Macrophytes and Phytobenthos Sub-Biological Quality Element Phytobenthos",
  "text": "Country\nNational classification systems intercalibrated\nType\nEcological Quality Ratios\nHigh-Good boundary\nGood-Moderate boundary\nAustria\nAssessment of the biological quality elements — part Phytobenthos [Leitfaden zur Erhebung der biologischen Qualitätselemente, Teil A3 -Fließgewässer/Phytobenthos]\nAll types, altitude < 500 m\n0,7\n0,42\nAll types, altitude > 500 m\n0,71\n0,43\nBelgium (Flanders)\nProportions of Impact-Sensitive and Impact-Associated Diatoms (PISIAD)\nAll types\n0,8\n0,6\nBelgium (Wallonia)\nIPS (Coste, in CEMAGREF, 1982; Lenoir & Coste, 1996 and Arrêté du Gouvernement wallon du 13 septembre 2012 relatif à l’identification, à la caractérisation et à la fixation des seuils d’état écologique applicables aux masses d’eau de surface et modifiant le Livre II du Code de l’Environnement, contenant le Code de l’Eau. Moniteur belge 12.10.2012)\nAll types\n0,98\n0,73\nCzech Republic\nCzech assessment method for rivers using phytobenthos\nR-C3, R-C4, R-C5\n0,8\n0,63\nEstonia\nIndice de Polluosensibilité Spécifique (IPS)\nAll types\n0,85\n0,7\nFrance\nIBD 2007 (Coste et al, Ecol. Ind. 2009). AFNOR NF-T-90-354, December 2007. Arrêté ministériel du 25 janvier 2010 modifié relatif aux méthodes et critères d’évaluation de l’état écologique {…} des eaux de surface\nAll types\n0,94\n0,78\nGermany\nVerfahrensanleitung für die ökologische Bewertung von Fließgewässern zur Umsetzung der EG-Wasserrahmenrichtlinie: Makrophyten und Phytobenthos (PHYLIB), Modul Diatomeen\nR-C1\n0,67\n0,43\nR-C3\n0,67\n0,43\nR-C4\n0,61\n0,43\nR-C5\n0,73\n0,55\nIreland\nRevised form of Trophic Diatom Index (TDI)\nAll types\n0,93\n0,78\nItaly\nIntercalibration Common Metric Index (ICMi) (Mancini & Sollazzo, 2009)\nAll types\n0,89\n0,7\nIreland\nRevised form of Trophic Diatom Index (TDI)\nAll types\n0,93\n0,78\nLithuania\nLithuanian Phytobenthos Index\nR-C1, R-C4, R-C5, R-C6\n0,73\n0,55\nLuxembourg\nIndice de Polluosensibilité Spécifique (IPS)\nR-C3, R-C4 (low alkalinity)\n0,98\n0,78\nR-C4 (high alkalinity), R-C5 and R-C6\n0,99\n0,78\nNetherlands\nKRW Maatlat\nAll types\n0,8\n0,6\nPoland\nIndeks Okrzemkowy IO dla rzek (Diatom Index for rivers)\nAll types\n0,8\n0,58\nSpain\nDiatom multimetric (MDIAT)\nR-C2, R-C3, R-C4\n0,93\n0,7\nSweden\nSwedish assessment methods, Swedish EPA regulations (NFS 2008:1) based on Indice de Polluosensibilité Spécifique (IPS)\nAll types\n0,89\n0,74\nUnited Kingdom\nDiatom Assessment for River Ecological Status (DARLEQ2)\nAll types\n1,0\n0,75",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/2018/229/annex/division/1/division/2/division/3",
    "retrieved_at": "2026-11-01T15:13:11.570988+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}