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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MB11 : Arctic infralittoral rock
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MB12 : Atlantic infralittoral rock
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MB13 : Baltic infralittoral rock
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MB131 : Perennial algae on Baltic infralittoral rock and boulders
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MB132 : Baltic infralittoral rock and boulders dominated by aquatic moss
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MB133 : Baltic infralittoral rock and boulders characterized by sparse epibentic bivalves
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MB134 : Baltic infralittoral rock and boulders characterized by epibenthic chordates
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MB135 : Baltic infralittoral rock and boulders characterized by epibenthic cnidarians
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MB136 : Baltic infralittoral rock and boulders characterized by epibenthic Bryozoa
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MB137 : Baltic infralittoral rock and boulders characterized by epibenthic crustacea
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MB138 : Baltic infralittoral rock and boulders characterized by epibenthic sponges
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MB139 : Baltic infralittoral rock and boulders characterized by soft crustose algae
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MB13A : Baltic infralittoral rock and boulders characterized by annual algae
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MB13B : Baltic infralittoral rock and boulders characterized by mixed epibenthic macrocommunity
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MB13C : Baltic infralittoral rock and boulders characterized by microphytobenthic organisms and grazing snails
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MB13D : Baltic infralittoral rock and boulders characterized by sparse epibenthic macrocommunity
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MB13E : Baltic infralittoral rock and boulders characterized by no macrocommunity
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MB13F : Baltic infralittoral hard clay characterized by sparse epibenthic bivalves
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MB13G : Baltic infralittoral hard clay characterized by mixed epibenthic macrocommunity
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MB13H : Baltic infralittoral hard clay characterized by sparse epibenthic macrocommunity
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MB13J : Baltic infralittoral hard clay characterized by no macrocommunity
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MB13K : Baltic infralittoral rock characterized by marl (marlstone rock)
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MB13L : Baltic infralittoral hard bottoms characterized by ferromanganese concretion
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MB13M : Baltic infralittoral hard anthropogenically created substrates
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![Arctic offshore circalittoral mud](images/img_bullet.gif)
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![[Lumbrineris fragilis, Levinsenia gracilis] and [Eriopisa elongata] in Atlantic offshore circalittoral mud](images/img_bullet.gif)
![[Macoma calcarea] in Atlantic offshore circalittoral soft clayey mud](images/img_bullet.gif)
![[Ampharete falcata] turf with [Parvicardium ovale] on Atlantic offshore circalittoral muddy sediment near margins of deep stratified seas](images/img_bullet.gif)
![Foraminiferans and [Thyasira] spp. in Atlantic offshore circalittoral soft mud](images/img_bullet.gif)
![Styela gelatinosa, Pseudamussium septemradiatum [and solitary ascidians on sheltered Atlantic offshore circalittoral muddy sediment](images/img_bullet.gif)
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![Levinsenia gracilis [and] Heteromastus filifirmis [in Atlantic offshore circalittoral mud and sandy mud](images/img_bullet.gif)
![Paramphinome jeffreysii, Thyasira [spp. and] Amphiura filiformis [in Atlantic offshore circalittoral sandy mud](images/img_bullet.gif)
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![[Beggiatoa] spp. on anoxic Atlantic offshore circalittoral mud](images/img_bullet.gif)
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![Black Sea offshore circalittoral mud](images/img_bullet.gif)
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![Arctic abyssal coarse sediment](images/img_bullet.gif)
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