{
  "url": "https://openlegislation.uk/eu-decision-2018-229/annex/division-1/division-9/division-4",
  "json_url": "https://openlegislation.uk/eu-decision-2018-229/annex/division-1/division-9/division-4.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/9/division/4",
  "kind": "division",
  "number": null,
  "heading": "CENTRAL-BALTIC LAKES GEOGRAPHICAL INTERCALIBRATION GROUP RESULTS Biological Quality Element Fish fauna",
  "text": "Description of common intercalibration types\nType\nLake characterisation\nAltitude (m above sea level)\nMean depth (m)\nAlkalinity (meq/l)\nResidence time (years)\nL-CB1\nLowland, shallow, calcareous\n< 200\n3 — 15\n> 1\n1 — 10\nL-CB2\nLowland, very shallow, calcareous\n< 200\n< 3\n> 1\n0,1 — 1\nL-CB3\nLowland, shallow, small, siliceous (moderate alkalinity)\n< 200\n3 — 15\n0,2 — 1\n1 — 10\nL-CB4\nHeavily modified water bodies\n200 — 700\n3 — 30\n> 0,2\n0,1 — 5\nCountries sharing types that have been intercalibrated\nTypes L-CB1: Belgium, Germany, Denmark, Estonia, Ireland, Lithuania, Latvia, Netherlands, Poland, United Kingdom\nTypes L-CB2: Belgium, Germany, Denmark, Estonia, Ireland, Lithuania, Latvia, Netherlands, Poland, United Kingdom\nTypes L-CB3: Belgium, Denmark, Estonia, France, Latvia, Poland\nTypes L-CB4: Czech Republic\nCountry\nNational classification systems intercalibrated\nEcological Quality Ratios\nHigh-good boundary\nGood-moderate\nCzech Republic\nCZ-FBI\n0,87\n0,619\nDenmark\nDanish Lake Fish Index\n0,75\n0,54\nEE\nLAFIEE\n0,8\n0,61\nGermany\nDeLFI_SITE — Deutsches probennahmestandort-spezifisches Bewertungsverfahren für Fische in Seen zur Umsetzung der EG-Wasserrahmenrichtlinie\n0,95\n0,8\nFrance\nELFI (European Lake Fish Index): Indice Ichtyofaune Lacustre (IIL)\n0,73\n0,49\nLatvia\nLatvian Lake Fish Index\n0,76\n0,57\nLithuania\nLithuanian Lake Fish Index\n0,865\n0,605\nNetherlands\nVISMAATLAT\n0,8\n0,6\nPoland\nLFI+\n0,866\n0,595\nPoland\nLFI EN\n0,804\n0,557",
  "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/9/division/4",
    "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."
}