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
  
  • N1 : Coastal dunes and sandy shores
    
    • N11 : Atlantic, Baltic and Arctic sand beach
      
    • N12 : Mediterranean and Black Sea sand beach
      
      • N121 : Tethyan sand beach driftline communities
        
        • N1211 : Western Tethyan sand beach annual communities
          
        • N1212 : Pontic sand beach annual communities
          
        • N1213 : Pontic sand beach perennial communities
          
      • N122 : Unvegetated Mediterranean and Black Sea sand beaches above the driftline
        
      • N123 : Biocenosis of Mediterranean and Black Sea supralittoral sands
        
      • N124 : Mediterranean and Black Sea sandy beach ridges with no or low vegetation
        
      • N125 : Mediterranean and Black Sea sandy beach ridges dominated by shrubs or trees
        
    • N13 : Atlantic and Baltic shifting coastal dune
      
    • N14 : Mediterranean, Macaronesian and Black Sea shifting coastal dune
      
    • N15 : Atlantic and Baltic coastal dune grassland (grey dune)
      
      • N151 : Northern fixed grey dunes
        
      • N152 : Biscay fixed grey dunes
        
      • N153 : Atlantic dune Mesobromion grassland
        
      • N154 : Atlantic dune thermophile fringes
        
      • N155 : Atlantic and Baltic dune fine-grass annual communities
        
      • N156 : Boreo-arctic grey dunes
        
    • N16 : Mediterranean and Macaronesian coastal dune grassland (grey dune)
      
    • N17 : Black Sea coastal dune grassland (grey dune)
      
    • N18 : Atlantic and Baltic coastal Empetrum heath
      
    • N19 : Atlantic coastal Calluna and Ulex heath
      
    • N1A : Atlantic and Baltic coastal dune scrub
      
      • N1A1 : Atlantic and Baltic coastal dune thickets
        
      • N1A2 : Salix arenaria mats
        
      • N1A3 : Dune Juniperus thickets
        
      • N1A4 : Coastal dune Rosa rugosa thickets
        
    • N1B : Mediterranean and Black Sea coastal dune scrub
      
      • N1B1 : Mediterranean and Black Sea coastal dune thickets
        
      • N1B2 : Dune Juniperus thickets
        
      • N1B3 : Dune sclerophyllous scrubs and thickets
        
    • N1C : Macaronesian coastal dune scrub
      
    • N1D : Atlantic and Baltic broad-leaved coastal dune forest
      
    • N1E : Black Sea broad-leaved coastal dune forest
      
    • N1F : Baltic coniferous coastal dune forest
      
    • N1G : Mediterranean coniferous coastal dune forest
      
    • N1H : Atlantic and Baltic moist and wet dune slack
      
    • N1J : Mediterranean and Black Sea moist and wet dune slack
      
  • N2 : Coastal shingle
    
  • N3 : Rock cliffs, ledges and shores, including the supralittoral
    
• R : Grasslands and lands dominated by forbs, mosses or lichens
  
• S : Heathland, scrub and tundra
  
• T : Forest and other wooded land
  
• U : Inland habitats with no or little soil and mostly with sparse vegetation
  
• V : Vegetated man-made habitats