EUNIS habitat type hierarchical view

• A : 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
  
  • D1 : Raised and blanket bogs
    
  • D2 : Valley mires, poor fens and transition mires
    
  • D3 : Aapa, palsa and polygon mires
    
  • D4 : Base-rich fens and calcareous spring mires
    
    • D4.1 : Rich fens, including eutrophic tall-herb fens and calcareous flushes and soaks
      • D4.11 : [Schoenus nigricans] fens
      • D4.12 : [Schoenus ferrugineus] fens
      • D4.13 : Subcontinental [Carex davalliana] fens
      •  D4.14 : Pyrenean [Carex davalliana] fens
      • D4.15 : [Carex dioica], [Carex pulicaris] and [Carex flava] fens
      • D4.16 : [Carex nigra] alkaline fens
      •  D4.17 : [Carex saxatilis] fens
      •  D4.18 : [Carex frigida] fens
      •  D4.19 : British [Carex demissa] - [Saxifraga aizoides] flushes
      •  D4.1A : [Eleocharis quinqueflora] fens
      •  D4.1B : Mediterranean and Central Eurasian small sedge fens
      •  D4.1C : [Carex rostrata] alkaline fens
      •  D4.1D : [Scirpus hudsonianus] ([Trichophorum alpinum]) alkaline fens
      •  D4.1E : [Trichophorum cespitosum] alkaline fens
      •  D4.1F : Middle European [Blysmus compressus] fens
      •  D4.1G : Small herb alkaline fens
      •  D4.1H : Calcareous dunal [Juncus] - sedge fens
      •  D4.1I : Tall herb fens
      •  D4.1J : Icelandic [Carex bigelowii] fens
      •  D4.1K : [Sesleria caerulea] fens
      •  D4.1L : Icelandic [Equisetum palustre] fens
      •  D4.1M : [Myrica gale] scrub on rich fens
      • D4.1N : Hard water spring mires
    • D4.2 : Basic mountain flushes and streamsides, with a rich arctic-montane flora
  • D5 : Sedge and reedbeds, normally without free-standing water
    
  • D6 : Inland saline and brackish marshes and reedbeds
    
• E : Grasslands and lands dominated by forbs, mosses or lichens
  
• F : Heathland, scrub and tundra
  
  • F1 : Tundra
    
    • F1.1 : Shrub tundra
    • F1.2 : Moss and lichen tundra
  • F2 : Arctic, alpine and subalpine scrub
    
  • F3 : Temperate and mediterranean-montane scrub
    
  • F4 : Temperate shrub heathland
    
  • F5 : Maquis, arborescent matorral and thermo-Mediterranean brushes
    
    • F5.1 : Arborescent matorral
    • F5.2 : Maquis
    • F5.3 : Pseudomaquis
    •  F5.4 : [Spartium junceum] fields
    • F5.5 : Thermo-Mediterranean scrub
  • F6 : Garrigue
    
  • F7 : Spiny Mediterranean heaths (phrygana, hedgehog-heaths and related coastal cliff vegetation)
    
  • F8 : Thermo-Atlantic 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
  
  • G1 : Broadleaved deciduous woodland
    
  • G2 : Broadleaved evergreen woodland
    
  • 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
    
  • 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
    
  • H6 : Recent volcanic features
    
    • H6.1 : Active volcanic features
      •  H6.11 : Italian fumaroles
      •  H6.12 : Sicilian fumaroles
      •  H6.13 : Pantelleria fumaroles
      •  H6.14 : Macaronesian fumaroles
      •  H6.15 : Icelandic solfataras
      •  H6.16 : East Mediterranean fumaroles and solfataras
      •  H6.17 : Peri-Alpine fumaroles, solfataras and mofettes
      •  H6.18 : Western Asian fumaroles and solfataras
    • H6.2 : Inactive recent volcanic features
• 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
    
    •  J2.1 : Scattered residential buildings
    •  J2.2 : Rural public buildings
    • J2.3 : Rural industrial and commercial sites still in active use
      •  J2.31 : Rural commercial units
      •  J2.32 : Rural industrial sites
    • J2.4 : Agricultural constructions
      •  J2.41 : Agricultural buildings (not isolated)
      •  J2.42 : Isolated agricultural buildings
      •  J2.43 : Greenhouses
    • J2.5 : Constructed boundaries
    • J2.6 : Disused rural constructions
    •  J2.7 : Rural construction and demolition sites
  • J3 : Extractive industrial sites
    
    •  J3.1 : Active underground mines
    •  J3.2 : Active opencast mineral extraction sites, including quarries
    •  J3.3 : Recently abandoned above-ground spaces of extractive industrial sites
  • J4 : Transport networks and other constructed hard-surfaced areas
    
  • J5 : Highly artificial man-made waters and associated structures
    
  • J6 : Waste deposits
    
    •  J6.1 : Waste resulting from building construction or demolition
    •  J6.2 : Household waste and landfill sites
    • J6.3 : Non-agricultural organic waste
    • J6.4 : Agricultural and horticultural waste
    • J6.5 : Industrial waste
      •  J6.51 : Mining slag heaps
      •  J6.52 : Industrial scrap and detritus heaps
• X : Habitat complexes