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M.ArLB.Mu.InfPol Mixed infauna dominated by polychaetes in Arctic lower bathyal mud
Published date 2015-03All infaunal communities in the deep-sea are dominated by polychaete species with a diverse range of other taxa including bivalves, amphipods and sipunculids. Species level data were not available for...
M.AtUB.Ro.MixCor.DisLop Discrete Lophelia pertusa colonies on Atlantic upper bathyal rock and other hard substrata
Published date 2015-03This biotope occurs on bedrock, cobbles and boulders and isolated drop stones. Small growths of Lophelia pertusa and often Madrepora occulata are present. Lophelia pertusa reef framework may also be p...
M.AtMB.Mu.UrcCom.GraAcu Gracilechinus acutus norvegicus assemblage on Atlantic mid bathyal mud
Published date 2015-03This biotope consists of aggregations of Gracilechinus acutus norvegicus (previously Echinus acutus norvegicus) on mud substrate. Gage (1986) reports this assemblage from 700-1400m on pelagic ooze and...
LR.FLR.Rkp.Cor.Par Coralline crusts and Paracentrotus lividus in shallow eulittoral rockpools
Published date 2015-03Shallow and relatively smal rockpools throughout the eulittoral zone on very exposed to exposed shores, characterised by a covering of encrusting coralline algae on which Corallina officinalis forms a...
LR.LLR.F.Asc.X Ascophyllum nodosum on full salinity mid eulittoral mixed substrata
Published date 2015-03Sheltered to extremely sheltered full salinity mixed substrata (cobbles, boulders and pebbles on sediment) characterised by a canopy formed by a mosaic of the wracks Ascophyllum nodosum and Fucus vesi...
SS.SSa.IMuSa.EcorEns Echinocardium cordatum and Ensis spp. in lower shore and shallow sublittoral slightly muddy fine sand
Published date 2015-03Sheltered lower shore and shallow sublittoral sediments of sand or muddy fine sand in fully marine conditions, support populations of the urchin Echinocardium cordatum and the razor shell Ensis siliqu...
SS.SMu.ISaMu.AmpPlon Ampelisca spp., Photis longicaudata and other tube-building amphipods and polychaetes in infralittoral sandy mud
Published date 2015-03Sublittoral stable cohesive sandy muds occurring over a wide depth range may support large populations of semi-permanent tube-building amphipods and polychaetes. In particular large numbers of the amp...
SS.SMu.IFiMu.Are Arenicola marina in infralittoral mud
Published date 2015-03In very shallow, extremely sheltered, very soft muds Arenicola marina may form very conspicuous mounds and casts. This biotope may also contain synaptid holothurians such as Labidoplax media and Lepto...
LR.LLR.F.Asc.FS Ascophyllum nodosum on full salinity mid eulittoral rock
Published date 2015-03Bedrock, stable boulders and cobbles in the mid-eulittoral zone of moderately exposed to extremely sheltered shores, in fully marine conditions, characterised by a dense canopy of the wrack Ascophyllu...
LR.LLR.F.Fves Fucus vesiculosus on moderately exposed to sheltered mid eulittoral rock
Published date 2015-03Moderately exposed to very sheltered mid eulittoral bedrock and large boulders characterised by a dense canopy of the wrack Fucus vesiculosus (Abundant to Superabundant). Beneath the seaweed canopy th...