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)
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MA1 : Littoral rock
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MA2 : Littoral biogenic habitat
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MA3 : Littoral coarse sediment
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MA4 : Littoral mixed sediment
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MA5 : Littoral sand
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MA6 : Littoral mud
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MB1 : Infralittoral rock
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MB2 : Infralittoral biogenic habitat
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MB3 : Infralittoral coarse sediment
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MB4 : infralittoral mixed sediment
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MB5 : Infralittoral sand
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MB6 : Infralittoral mud
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MC1 : Circalittoral rock
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MC2 : Circalittoral biogenic habitat
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MC3 : Circalittoral coarse sediment
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MC4 : Circalittoral mixed sediment
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MC41 : Arctic circalittoral mixed sediment
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MC42 : Atlantic circalittoral mixed sediment
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MC43 : Baltic circalittoral mixed sediment
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MC431 : Baltic circalittoral mixed sediment characterized by sparse epibenthic bivalves
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MC432 : Baltic circalittoral mixed sediment characterized by epibenthic chordates
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MC433 : Baltic circalittoral mixed sediment characterized by epibenthic cnidarians
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MC434 : Baltic circalittoral mixed sediment characterized by epibenthic Bryozoa
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MC435 : Baltic circalittoral mixed sediment characterized by epibenthic crustacea
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MC436 : Baltic circalittoral mixed sediment characterized by epibenthic sponges
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MC437 : Baltic circalittoral mixed sediment characterized by mixed epibenthic macrocommunity
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MC438 : Baltic circalittoral mixed sediment characterized by sparse epibenthic fauna (not epibentic bivalves)
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MC439 : Baltic circalittoral mixed sediment characterized by infaunal communities
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MC43A : Baltic circalittoral mixed sediment characterized by no macrocommunity
![Black Sea circalittoral mixed sediment](images/img_bullet.gif)
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![Arctic upper bathyal biogenic habitat](images/img_bullet.gif)
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![Black Sea upper bathyal biogenic habitat](images/img_bullet.gif)
![Mediterranean Upper bathyal biogenic habitat](images/img_bullet.gif)
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![Black Sea lower bathyal coarse sediment](images/img_bullet.gif)
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![Southwestern Alpine siliceous cliffs](images/img_bullet.gif)
![Cyrno-Sardinian montane and alpine cliffs](images/img_bullet.gif)
![Peri-Pyrenean montane siliceous cliffs](images/img_bullet.gif)
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![Bare Mediterranean siliceous inland cliff](images/img_bullet.gif)
![Mediterranean disused siliceous quarries](images/img_bullet.gif)
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![Macaronesian inland cliff](images/img_bullet.gif)
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