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
  
  • MJ1 : Sea ice
    
  • MJ2 : Freshwater ice
    
  • MJ3 : Brine channels
    
  • MJ4 : Under-ice habitat
    
• N : Coastal habitats
  
• Q : Wetlands
  
• R : Grasslands and lands dominated by forbs, mosses or lichens
  
  • R1 : Dry grasslands
    
  • R2 : Mesic grasslands
    
  • R3 : Seasonally wet and wet grasslands
    
  • R4 : Alpine and subalpine grasslands
    
  • R5 : Forest fringes and clearings and tall forb stands
    
  • R6 : Inland salt steppes and salt marshes
    
  • R7 : Sparsely wooded grasslands
    
• 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
  
  • V1 : Arable land and market gardens
    
  • V2 : Cultivated areas of gardens and parks
    
    • V21 : Large-scale ornamental garden areas
      
    • V22 : Small-scale ornamental and domestic garden areas
      
    • V23 : Recently abandoned garden areas
      
  • V3 : Artificial grasslands and herb dominated habitats
    
    • V31 : Agriculturally-improved,
      
      • V311 : Dry or moist agriculturally-improved grassland
        
      • V312 : Wet agriculturally-improved grassland, often with drainage ditches
        
      • V313 : Turf sports fields
        
      • V314 : Park lawns
        
      • V315 : Small-scale lawns
        
    • V32 : Mediterranean subnitrophilous annual grasslands
      
      • V321 : Mediterranean subnitrophilous grass communities
        
      • V322 : Meseta subnitrophilous crucifer communities
        
      • V323 : Iberian southeastern subnitrophilous herb communities
        
      • V324 : Eastern Mediterranean subnitrophilous herb communities
        
    • V33 : Dry mediterranean lands with unpalatable non-vernal herbaceous vegetation
      
      • V331 : Asphodelus fields
        
      • V332 : Thistle fields
        
      • V333 : Phlomis brushes
        
      • V334 : Ferula stands
        
    • V34 : Trampled xeric grasslands with annuals
      
    • V35 : Trampled mesophilous grasslands with annuals
      
    • V36 : Alpine and subalpine enriched grassland
      
    • V37 : Annual anthropogenic herbaceous vegetation
      
      • V371 : Weed communities of recently abandoned urban and suburban constructions
        
      • V372 : Weed communities of recently abandoned rural constructions
        
      • V373 : Weed communities of recently abandoned extractive industrial sites
        
      • V374 : Land reclamation forb fields
        
    • V38 : Dry perennial anthropogenic herbaceous vegetation
      
    • V39 : Mesic perennial anthropogenic herbaceous vegetation
      
  • V4 : Hedgerows
    
  • V5 : Shrub plantations
    
  • V6 : Tree dominated man-made habitats