EUNIS habitat type hierarchical view

• A : Marine habitats
  
  • A1 : Littoral rock and other hard substrata
    
    • A1.1 : High energy littoral rock
    • A1.2 : Moderate energy littoral rock
      • A1.21 : Barnacles and fucoids on moderately exposed shores
      • A1.22 : Mussels and fucoids on moderately exposed shores
      • A1.23 : Mediterranean communities of lower mediolittoral rock moderately exposed to wave action
      • A1.24 : Pontic communities of lower mediolittoral rock moderately exposed to wave action
    • A1.3 : Low energy littoral rock
    • A1.4 : Features of littoral rock
  • 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
    
    • C2.1 : Springs, spring brooks and geysers
    • C2.2 : Permanent non-tidal, fast, turbulent watercourses
    • 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
    
  • 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
      • D2.31 : [Carex lasiocarpa] swards
      •  D2.32 : [Carex diandra] quaking mires
      • D2.33 : [Carex rostrata] quaking mires
      • D2.34 : [Carex limosa] swards
      •  D2.35 : [Carex chordorrhiza] swards
      •  D2.36 : [Carex heleonastes] swards
      •  D2.37 : [Rhynchospora alba] quaking bogs
      •  D2.38 : [Sphagnum] and [Eriophorum] rafts
      • D2.39 : [Menyanthes trifoliata] and [Potentilla palustris] rafts
      •  D2.3A : [Calla palustris] mires
      •  D2.3B : Brown moss carpets
      •  D2.3C : [Eriophorum vaginatum] quaking bogs
      •  D2.3D : [Molinia caerulea] quaking bogs
      •  D2.3E : [Calamagrostis stricta] quaking bogs
      •  D2.3F : [Scirpus hudsonianus] ([Trichophorum alpinum]) quaking bogs
      •  D2.3G : Iberian quaking bogs
      • D2.3H : Wet, open, acid peat and sand, with [Rhynchospora alba] and [Drosera]
      •  D2.3I : Balkanic quaking bogs
  • D3 : Aapa, palsa and 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
    
• E : Grasslands and lands dominated by forbs, mosses or lichens
  
  • E1 : Dry grasslands
    
  • E2 : Mesic grasslands
    
  • E3 : Seasonally wet and wet grasslands
    
  • E4 : Alpine and subalpine grasslands
    
  • E5 : Woodland fringes and clearings and tall forb stands
    
  • E6 : Inland salt steppes
    
  • E7 : Sparsely wooded grasslands
    
• F : Heathland, scrub and tundra
  
  • F1 : 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
    
  • F6 : Garrigue
    
    • F6.1 : Western garrigues
    • F6.2 : Eastern garrigues
    • F6.3 : Illyrian garrigues
    • F6.4 : Black Sea garrigues
    •  F6.5 : Macaronesian garrigues
    • F6.6 : Supra-Mediterranean garrigues
    • F6.7 : Mediterranean gypsum scrubs
    • F6.8 : Xero-halophile scrubs
  • 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
    
    • G1.1 : Riparian and gallery woodland, with dominant [Alnus], [Betula], [Populus] or [Salix]
    • G1.2 : Mixed riparian floodplain and gallery woodland
    • G1.3 : Mediterranean riparian woodland
    • G1.4 : Broadleaved swamp woodland not on acid peat
      • G1.41 : [Alnus] swamp woods not on acid peat
      •  G1.42 : [Quercus] swamp woods
      •  G1.43 : [Populus tremula] swamp woods
      •  G1.44 : Wet-ground woodland of the Black and Caspian Seas
    • G1.5 : Broadleaved swamp woodland on acid peat
    • G1.6 : [Fagus] woodland
      • G1.61 : Medio-European acidophilous [Fagus] forests
      • G1.62 : Atlantic acidophilous [Fagus] forests
      • G1.63 : Medio-European neutrophile [Fagus] forests
      • G1.64 : Pyreneo-Cantabrian neutrophile [Fagus] forests
      •  G1.65 : Medio-European subalpine [Fagus] woods
      • G1.66 : Medio-European limestone [Fagus] forests
      • G1.67 : Southern medio-European [Fagus] forests
      • G1.68 : Southern Italian [Fagus] forests
      • G1.69 : Moesian [Fagus] forests
      • G1.6A : Hellenic [Fagus] forests
      •  G1.6B : Mediterraneo-Moesian [Fagus] forests
      • G1.6C : Illyrian [Fagus] forests
      • G1.6D : Dacian [Fagus] forests
      • G1.6E : Pontic [Fagus] forests
      •  G1.6F : Dobrogea [Fagus] forest
      •  G1.6G : Crimean [Fagus] forests
      •  G1.6H : Caucasian [Fagus] forests
      •  G1.6I : Caspian [Fagus] forests
      •  G1.6J : Eastern oro-Mediterranean [Fagus] forests
    • G1.7 : Thermophilous deciduous woodland
    • G1.8 : Acidophilous [Quercus]-dominated woodland
    • G1.9 : Non-riverine woodland with [Betula], [Populus tremula] or [Sorbus aucuparia]
    • G1.A : Meso- and eutrophic [Quercus], [Carpinus], [Fraxinus], [Acer], [Tilia], [Ulmus] and related woodland
    • G1.B : Non-riverine [Alnus] woodland
    • G1.C : Highly artificial broadleaved deciduous forestry plantations
    • G1.D : Fruit and nut tree orchards
  • 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
    
  • 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
    • H6.2 : Inactive recent volcanic features
• I : Regularly or recently cultivated agricultural, horticultural and domestic habitats
  
  • I1 : Arable land and market gardens
    
  • I2 : Cultivated areas of gardens and parks
    
• 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
    • J2.4 : Agricultural constructions
    • 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
    
• X : Habitat complexes