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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MC11 : Arctic circalittoral rock
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MC12 : Atlantic circalittoral rock
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MC121 : Faunal turf communities on Atlantic circalittoral rock
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MC122 : Echinoderms and crustose communities on Atlantic circalittoral rock
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MC123 : Brachiopod and ascidian communities on Atlantic circalittoral rock
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MC124 : Faunal communities on variable salinity Atlantic circalittoral rock
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MC125 : Communities on Atlantic circalittoral soft rock
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MC1251 : Piddocks with a sparse associated fauna in Atlantic circalittoral very soft chalk or clay
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MC1252 : Polydora sp. tubes on moderately exposed Atlantic circalittoral soft rock
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MC1253 : Hiatella-bored Atlantic circalittoral vertical limestone rock