EUNIS habitat type hierarchical view

• A : Marine habitats
  
• B : Coastal habitats
  
• C : Inland surface waters
  
  • C1 : Surface standing waters
    
  • C2 : Surface running waters
    
    • C2.1 : Springs, spring brooks and geysers
    • C2.2 : Permanent non-tidal, fast, turbulent watercourses
      •  C2.21 : Epirhithral and metarhithral streams
      •  C2.22 : Hyporhithral streams
      •  C2.23 : Glacial meltwaters
      •  C2.24 : Waterfalls
      •  C2.25 : Acid oligotrophic vegetation of fast-flowing streams
      •  C2.26 : Lime-rich oligotrophic vegetation of fast-flowing streams
      •  C2.27 : Mesotrophic vegetation of fast-flowing streams
      •  C2.28 : Eutrophic vegetation of fast-flowing streams
    • C2.3 : Permanent non-tidal, smooth-flowing watercourses
    • C2.4 : Tidal rivers, upstream from the estuary
    •  C2.5 : Temporary running waters
    •  C2.6 : Films of water flowing over rocky watercourse margins
  • C3 : Littoral zone of inland surface waterbodies
    
• D : Mires, bogs and fens
  
  • D1 : Raised and blanket bogs
    
    • D1.1 : Raised bogs
    • D1.2 : Blanket bogs
      • D1.21 : Hyperoceanic low-altitude blanket bogs, typically with dominant [Trichophorum]
        •  D1.211 : Hiberno-Britannic lowland blanket bog plateaux
        •  D1.212 : Hiberno-Britannic lowland blanket bog sphagnum carpets
        •  D1.213 : Hiberno-Britannic lowland blanket bog [Trichophorum cespitosum] heaths
        •  D1.214 : Western Irish [Drosera intermedia] flush communities
        •  D1.215 : Western Irish [Juncus bulbosus] flush communities
        •  D1.216 : Hiberno-Britannic lowland blanket bog hollows and pools
      • D1.22 : Montane blanket bogs, [Calluna] and [Eriophorum vaginatum] often dominant
      • D1.23 : Boreo-Atlantic blanket bogs
      •  D1.24 : Wet bare peat and peat haggs on blanket bogs
  • D2 : Valley mires, poor fens and transition mires
    
    • D2.1 : Valley mires
    • D2.2 : Poor fens and soft-water spring mires
    • D2.3 : Transition mires and quaking bogs
  • D3 : Aapa, palsa and polygon mires
    
    • D3.1 : Palsa mires
    • D3.2 : Aapa mires
    • D3.3 : Polygon mires
  • D4 : Base-rich fens and calcareous spring mires
    
  • D5 : Sedge and reedbeds, normally without free-standing water
    
  • D6 : Inland saline and brackish marshes and reedbeds
    
    • D6.1 : Inland saltmarshes
    • D6.2 : Inland saline or brackish species-poor helophyte beds normally without free-standing water
• E : Grasslands and lands dominated by forbs, mosses or lichens
  
• F : Heathland, scrub and tundra
  
  • F1 : Tundra
    
  • F2 : Arctic, alpine and subalpine scrub
    
    • F2.1 : Subarctic and alpine dwarf willow scrub
    • F2.2 : Evergreen alpine and subalpine heath and scrub
    • F2.3 : Subalpine deciduous scrub
    • F2.4 : Conifer scrub close to the tree limit
  • F3 : Temperate and mediterranean-montane scrub
    
  • F4 : Temperate shrub heathland
    
  • F5 : Maquis, arborescent matorral and thermo-Mediterranean brushes
    
  • F6 : Garrigue
    
  • F7 : Spiny Mediterranean heaths (phrygana, hedgehog-heaths and related coastal cliff vegetation)
    
    • F7.1 : West Mediterranean spiny heaths
      • F7.11 : West Mediterranean mainland clifftop phrygana
        •  F7.111 : Calcareous Provence phrygana
        •  F7.112 : Crystalline Provence phrygana
        •  F7.113 : West-Mediterranean [Anthyllis] phrygana
        •  F7.114 : Straits of Bonifacio phrygana
        •  F7.115 : Cabo de Creus phrygana
        •  F7.116 : Cabo de Sao Vicente phrygana
      •  F7.12 : Balearic clifftop phrygana
    • F7.2 : Central Mediterranean spiny heaths
    • F7.3 : East Mediterranean phrygana
    • F7.4 : Hedgehog-heaths
  • F8 : Thermo-Atlantic xerophytic scrub
    
    • F8.1 : Canary Island xerophytic scrub
    • F8.2 : Madeiran xerophytic scrub
  • F9 : Riverine and fen scrubs
    
  • FA : Hedgerows
    
    •  FA.1 : Hedgerows of non-native species
    •  FA.2 : Highly-managed hedgerows of native species
    •  FA.3 : Species-rich hedgerows of native species
    •  FA.4 : Species-poor hedgerows of native species
  • FB : Shrub plantations
    
• G : Woodland, forest and other wooded land
  
• H : Inland unvegetated or sparsely vegetated habitats
  
• I : Regularly or recently cultivated agricultural, horticultural and domestic habitats
  
• J : Constructed, industrial and other artificial habitats
  
  • J1 : Buildings of cities, towns and villages
    
  • J2 : Low density buildings
    
  • J3 : Extractive industrial sites
    
  • J4 : Transport networks and other constructed hard-surfaced areas
    
  • J5 : Highly artificial man-made waters and associated structures
    
  • J6 : Waste deposits
    
• X : Habitat complexes