EUNIS habitat type hierarchical view

• A : Marine habitats
  
  • A1 : Littoral rock and other hard substrata
    
  • A2 : Littoral sediment
    
  • A3 : Infralittoral rock and other hard substrata
    
  • A4 : Circalittoral rock and other hard substrata
    
  • A5 : Sublittoral sediment
    
  • A6 : Deep-sea bed
    
  • A7 : Pelagic water column
    
  • A8 : Ice-associated marine habitats
    
• B : Coastal habitats
  
• C : Inland surface waters
  
  • C1 : Surface standing waters
    
  • C2 : Surface running waters
    
  • C3 : Littoral zone of inland surface waterbodies
    
• D : Mires, bogs and fens
  
• E : Grasslands and lands dominated by forbs, mosses or lichens
  
• F : Heathland, scrub and tundra
  
  • F1 : Tundra
    
  • F2 : Arctic, alpine and subalpine scrub
    
  • F3 : Temperate and mediterranean-montane scrub
    
    • F3.1 : Temperate thickets and scrub
    • F3.2 : Submediterranean deciduous thickets and brushes
  • 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
    • F7.2 : Central Mediterranean spiny heaths
    • F7.3 : East Mediterranean phrygana
    • F7.4 : Hedgehog-heaths
      •  F7.41 : Pyrenean hedgehog-heaths
      • F7.42 : Cordilleran hedgehog-heaths
      • F7.43 : Nevadan hedgehog-heaths
      • F7.44 : Franco-Iberian hedgehog-heaths
      •  F7.45 : Cyrno-Sardinian hedgehog-heaths
      •  F7.46 : Mount Etna hedgehog-heaths
      •  F7.47 : Madonie and Apennine hedgehog-heaths
      • F7.48 : Helleno-Balkanic sylvatic [Astragalus] hedgehog-heaths
      • F7.49 : Hellenic oro-Mediterranean hedgehog-heaths
      •  F7.4A : Hellenic alti-Mediterranean hedgehog-heaths
      •  F7.4B : Cretan hedgehog-heaths
      •  F7.4C : Aegean summital hedgehog-heaths
      •  F7.4D : Southern Hellenic [Genista acanthoclada] hedgehog-heaths
      •  F7.4E : [Astragalus sempervirens] hedgehog-heaths
      • F7.4F : Canary Island cushion-heaths
      •  F7.4G : Cyprian hedgehog-heaths
      •  F7.4H : Mediterraneo-Anatolian hedgehog-heaths
      • F7.4I : Western central Eurasian hedgehog-heaths
  • F8 : Thermo-Atlantic xerophytic scrub
    
  • F9 : Riverine and fen scrubs
    
    • F9.1 : Riverine scrub
    • F9.2 : [Salix] carr and fen scrub
    • F9.3 : Southern riparian galleries and thickets
  • FA : Hedgerows
    
  • FB : Shrub plantations
    
    •  FB.1 : Shrub plantations for whole-plant harvesting
    • FB.2 : Shrub plantations for leaf or branch harvest
    • FB.3 : Shrub plantations for ornamental purposes or for fruit, other than vineyards
    • FB.4 : Vineyards
• G : Woodland, forest and other wooded land
  
  • G1 : Broadleaved deciduous woodland
    
  • G2 : Broadleaved evergreen woodland
    
    • G2.1 : Mediterranean evergreen [Quercus] woodland
    • G2.2 : Eurasian continental sclerophyllous woodland
    • G2.3 : Macaronesian [Laurus] woodland
    • G2.4 : [Olea europaea] - [Ceratonia siliqua] woodland
    • G2.5 : [Phoenix] groves
    •  G2.6 : [Ilex aquifolium] woods
    • G2.7 : Canary Island heath woodland
    • G2.8 : Highly artificial broadleaved evergreen forestry plantations
    • G2.9 : Evergreen orchards and groves
  • G3 : Coniferous woodland
    
  • G4 : Mixed deciduous and coniferous woodland
    
  • G5 : Lines of trees, small anthropogenic woodlands, recently felled woodland, early-stage woodland and coppice
    
• H : Inland unvegetated or sparsely vegetated habitats
  
  • H1 : Terrestrial underground caves, cave systems, passages and waterbodies
    
    •  H1.1 : Cave entrances
    • H1.2 : Cave interiors
    •  H1.3 : Dark underground passages
    • H1.4 : Lava tubes
    • H1.5 : Underground standing waterbodies
    • H1.6 : Underground running waterbodies
    •  H1.7 : Disused underground mines and tunnels
  • H2 : Screes
    
  • H3 : Inland cliffs, rock pavements and outcrops
    
  • H4 : Snow or ice-dominated habitats
    
  • H5 : Miscellaneous inland habitats with very sparse or no vegetation
    
    • H5.1 : Fjell fields and other freeze-thaw features with very sparse or no vegetation
    • H5.2 : Glacial moraines with very sparse or no vegetation
    • H5.3 : Sparsely- or un-vegetated habitats on mineral substrates not resulting from recent ice activity
    •  H5.4 : Dry organic substrates with very sparse or no vegetation
    • H5.5 : Burnt areas with very sparse or no vegetation
    • H5.6 : Trampled areas
  • H6 : Recent volcanic features
    
• I : Regularly or recently cultivated agricultural, horticultural and domestic habitats
  
• J : Constructed, industrial and other artificial habitats
  
• X : Habitat complexes