EUNIS habitat type hierarchical view (marine version 2022 & terrestrial version 2021)

The EUNIS habitat classification review is on-going. Four groups are pending review: Inland waters, Wetlands, Constructed, industrial and other artificial habitats and Complexes.

• M : Marine benthic habitats (MA-MG)
  
• MH : Pelagic water column
  
• MJ : Ice-associated marine habitats
  
• N : Coastal habitats
  
• R : Grasslands and lands dominated by forbs, mosses or lichens
  
• S : Heathland, scrub and tundra
  
• T : Forest and other wooded land
  
  • T1 : Deciduous broadleaved forest
    
    • T11 : Temperate Salix and Populus riparian forest
      
    • T12 : Alnus glutinosa-Alnus incana forest on riparian and mineral soils
      
    • T13 : Temperate hardwood riparian forest
      
    • T14 : Mediterranean and Macaronesian riparian forest
      
    • T15 : Broadleaved swamp forest on non-acid peat
      
    • T16 : Broadleaved mire forest on acid peat
      
    • T17 : Fagus forest on non-acid soils
      
      • T171 : Medio-European neutrophile Fagus forests
        
      • T172 : Pyreneo-Cantabrian neutrophile Fagus forests
        
      • T173 : Medio-European subalpine Fagus forests
        
      • T174 : Medio-European limestone Fagus forests
        
      • T175 : Southern medio-European Fagus forests
        
      • T176 : Southern Italian Fagus forests
        
      • T177 : Moesian Fagus forests
        
      • T178 : Hellenic Fagus forests
        
      • T179 : Mediterraneo-Moesian Fagus forests
        
      • T17A : Illyrian Fagus forests on non acid soils
        
      • T17B : Dacian Fagus forests
        
      • T17C : Pontic Fagus forests
        
      • T17D : Dobrogea Fagus forest
        
      • T17E : Crimean Fagus forests
        
      • T17F : Caucasian Fagus forests
        
      • T17G : Caspian Fagus forests
        
      • T17H : Eastern oro-Mediterranean Fagus forests
        
    • T18 : Fagus forest on acid soils
      
      • T181 : Medio-European acidophilous Fagus forests
        
      • T182 : Atlantic acidophilous Fagus forests
        
      • T183 : Acidophilous southern medio-European Fagus forests
        
      • T184 : Illyrian Fagus forests on acidic soils
        
      • T185 : Acidophilous Moesian Fagus forests
        
      • T186 : Acidophilous Dacian Fagus forests
        
    • T19 : Temperate and submediterranean thermophilous deciduous forest
      
    • T1A : Mediterranean thermophilous deciduous forest
      
    • T1B : Acidophilous Quercus forest
      
    • T1C : Temperate and boreal mountain Betula and Populus tremula forest on mineral soils
      
    • T1D : Southern European mountain Betula and Populus tremula forest on mineral soils
      
      • T1D1 : Iberian acidophilous birch forests
        
      • T1D2 : Insubrian acidophilous birch forests
        
      • T1D3 : Pyrenean birch forests
        
      • T1D4 : Apennine birch forests
        
      • T1D5 : Sub-Mediterranean Populus tremula stands
        
      • T1D6 : Corsican Betula forests
        
      • T1D7 : Montane Betula celtiberica forests
        
      • T1D8 : Mount Etna Betula stands
        
    • T1E : Carpinus and Quercus mesic deciduous forest
      
    • T1F : Ravine forest
      
    • T1G : Alnus cordata forest
      
    • T1H : Broadleaved deciduous plantation of non site-native trees
      
    • T1J : Deciduous self sown forest of non site-native trees
      
    • T1K : Broadleaved deciduous plantation of site-native trees
      
  • T2 : Broadleaved evergreen forest
    
  • T3 : Coniferous forest
    
  • T4 : Lines of trees, small anthropogenic forests, recently felled forest, early-stage forest and coppice
    
• U : Inland habitats with no or little soil and mostly with sparse vegetation
  
• V : Vegetated man-made habitats
  
  • V1 : Arable land and market gardens
    
    • V11 : Intensive unmixed crops
      
      • V111 : Large-scale intensive unmixed crops (>25ha)
        
      • V112 : Medium-scale intensive unmixed crops (1-25ha)
        
      • V113 : Small-scale intensive unmixed crops (<1ha)
        
    • V12 : Mixed crops of market gardens and horticulture
      
      • V121 : Large-scale market gardens and horticulture
        
      • V122 : Small-scale market gardens and horticulture, including allotments
        
    • V13 : Arable land with unmixed crops grown by low-intensity agricultural methods
      
    • V14 : Inundated or inundatable croplands, including rice fields
      
    • V15 : Bare tilled, fallow or recently abandoned arable land
      
  • V2 : Cultivated areas of gardens and parks
    
  • V3 : Artificial grasslands and herb dominated habitats
    
  • V4 : Hedgerows
    
    • V41 : Hedgerows of non-native species
      
    • V42 : Highly-managed hedgerows of native species
      
    • V43 : Species-rich hedgerows of native species
      
    • V44 : Species-poor hedgerows of native species
      
  • V5 : Shrub plantations
    
  • V6 : Tree dominated man-made habitats