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
    
  • T2 : Broadleaved evergreen forest
    
  • T3 : Coniferous forest
    
    • T31 : Temperate mountain Picea forest
      
    • T32 : Temperate mountain Abies forest
      
    • T33 : Mediterranean mountain Abies forest
      
    • T34 : Temperate subalpine Larix, Pinus cembra and Pinus uncinata forest
      
    • T35 : Temperate continental Pinus sylvestris forest
      
    • T36 : Temperate and submediterranean montane Pinus sylvestris-Pinus nigra forest
      
    • T37 : Mediterranean montane Pinus sylvestris-Pinus nigra forest
      
      • T371 : Iberian calcareous Pinus sylvestris forest
        
        • T3711 : Pyrenean hedgehog-heath Pinus sylvestris forests
          
        • T3712 : Savin Pinus sylvestris forests
          
      • T372 : Iberian silicicolous Pinus sylvestris forests
        
      • T373 : Pinus salzmannii forests
        
      • T374 : Corsican Pinus laricio forests
        
      • T375 : Calabrian Pinus laricio forests
        
    • T38 : Mediterranean montane Cedrus forest
      
    • T39 : Mediterranean and Balkan subalpine Pinus heldreichii-Pinus peuce forest
      
    • T3A : Mediterranean lowland to submontane Pinus forest
      
    • T3B : Pinus canariensis forest
      
      • T3B1 : Pinus canariensis - Cistus symphytifolius forests
        
      • T3B2 : Pinus canariensis - dry scrub forests
        
      • T3B3 : Pinus canariensis - heath forests
        
      • T3B4 : Pinus canariensis - Adenocarpus viscosus forests
        
      • T3B5 : Pinus canariensis - Juniperus cedrus forests
        
    • T3C : Taxus baccata forest
      
    • T3D : Mediterranean Cupressaceae forest
      
    • T3E : Macaronesian Juniperus forest
      
    • T3F : Dark taiga
      
    • T3G : Pinus sylvestris light taiga
      
      • T3G1 : Calluna vulgaris - Empetrum western taiga
        
      • T3G2 : Vaccinium vitis-idaea Pinus and Picea - Pinus taiga
        
      • T3G3 : Herb-rich and grassy pine taiga
        
      • T3G4 : Lichen Pinus taiga
        
    • T3H : Larix light taiga
      
    • T3J : Pinus and Larix mire forest
      
    • T3K : Picea mire forest
      
    • T3L : Coniferous self sown forest of non site-native trees
      
    • T3M : Coniferous plantation of non site-native trees
      
    • T3N : Coniferous plantation of site-native trees
      
      • T3N1 : Native fir, spruce, larch, cedar plantations
        
      • T3N2 : Native pine plantations
        
      • T3N3 : Native cypress, juniper, yew plantations
        
  • 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