EUNIS habitat type hierarchical view

• A : Marine habitats
  
• B : Coastal habitats
  
  • B1 : Coastal dunes and sandy shores
    
    • B1.1 : Sand beach driftlines
    • B1.2 : Sand beaches above the driftline
      • B1.21 : Unvegetated sand beaches above the driftline
      • B1.22 : Biocenosis of supralittoral sands
      • B1.23 : Boreo-arctic sand beach perennial communities
      •  B1.24 : Sandy beach ridges with no or low vegetation
      •  B1.25 : Sandy beach ridges dominated by shrubs or trees
    • B1.3 : Shifting coastal dunes
    • B1.4 : Coastal stable dune grassland (grey dunes)
      • B1.41 : Northern fixed grey dunes
      •  B1.42 : Biscay fixed grey dunes
      •  B1.43 : Mediterraneo-Atlantic fixed grey dunes
      •  B1.44 : East Mediterranean fixed grey dunes
      •  B1.45 : Atlantic dune [Mesobromion] grassland
      •  B1.46 : Atlantic dune thermophile fringes
      •  B1.47 : Dune fine-grass annual communities
      •  B1.48 : Tethyan dune deep sand therophyte communities
      •  B1.49 : Dune Mediterranean xeric grassland
      •  B1.4A : Thermo-Atlantic succulent and semi-fixed dunes
      • B1.4B : Pontic fixed dunes
      •  B1.4C : Boreo-arctic grey dunes
    • B1.5 : Coastal dune heaths
    • B1.6 : Coastal dune scrub
      • B1.61 : Coastal dune thickets
      •  B1.62 : [Salix arenaria] mats
      • B1.63 : Dune [Juniperus] thickets
      •  B1.64 : Dune sclerophyllous scrubs and thickets
      •  B1.65 : Coastal dune [Rosa] thickets
    • B1.7 : Coastal dune woods
    • B1.8 : Moist and wet dune slacks
    •  B1.9 : Machair
  • B2 : Coastal shingle
    
  • B3 : Rock cliffs, ledges and shores, including the supralittoral
    
• 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
  
  • E1 : Dry grasslands
    
  • E2 : Mesic grasslands
    
  • E3 : Seasonally wet and wet grasslands
    
    • E3.1 : Mediterranean tall humid grassland
    •  E3.2 : Mediterranean short humid grassland
    • E3.3 : Sub-mediterranean humid meadows
    • E3.4 : Moist or wet eutrophic and mesotrophic grassland
    • E3.5 : Moist or wet oligotrophic grassland
  • 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
    
    • 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
    
  • 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
    
  • FB : Shrub plantations
    
• G : Woodland, forest and other wooded land
  
• 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
  
• X : Habitat complexes