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LS.LSa.St.Tal Talitrids on the upper shore and strand-line
Published date 2015-03A community of sandhoppers (talitrid amphipods) may occur on any shore where driftlines of decomposing seaweed and other debris accumulate on the strandline. The biotope occurs most frequently on medi...
SS.SMp.KSwSS.SlatR.Mu Saccharina latissima with red and brown seaweeds on lower infralittoral muddy mixed sediment
Published date 2015-03Slightly deeper kelp community in the lower infralittoral, found on sandy gravelly mud, in sheltered and very sheltered conditions, with very weak tidal currents. The community is characterised by occ...
IR.HIR.KSed.ProtAhn Polyides rotunda, Ahnfeltia plicata and Chondrus crispus on sand-covered infralittoral rock
Published date 2015-03Low-lying rock surrounded by mobile sand and often subject to burying by the sand, with a turf of resilient red seaweeds Chondrus crispus, Polyides rotunda and Ahnfeltia plicata typically protruding t...
IR.LIR.KVS.SlatPsaVS Saccharina latissima and Psammechinus miliaris on variable salinity grazed infralittoral rock
Published date 2015-03Sheltered bedrock, boulders and cobbles, in areas of reduced salinity, with kelp Saccharina latissima, and depauperate coralline-encrusted rock supporting few foliose seaweeds but many grazing urchins...
IR.LIR.IFaVS.CcasEin Cordylophora caspia and Einhornia crustulenta on reduced salinity infralittoral rock
Published date 2015-03Shallow sublittoral rock in the upper estuary of one of the south-west inlets (Tamar) with very high turbidity and therefore no seaweeds. The brackish-water hydroid Cordylophora caspia and small colon...
SS.SMx.OMx Offshore circalittoral mixed sediment
Published date 2015-03Offshore (deep) circalittoral habitats with slightly muddy mixed gravelly sand and stones or shell. This habitat may cover large areas of the offshore continental shelf although there is relatively li...
SS.SMu.SMuVS.AphTubi Aphelochaeta marioni and Tubificoides spp. in variable salinity infralittoral mud
Published date 2015-03Variable salinity cohesive muddy sediment (sometimes with some coarser material) dominated by the polychaete Aphelochaeta marioni (or other Aphelochaeta species e.g. A. amplivasatus) and the oligochae...
LS.LMx.GvMu Hediste-dominated gravelly sandy mud shores
Published date 2015-03Sheltered gravelly sandy mud, subject to reduced salinity, mainly on the mid and lower shore. The infaunal community is dominated by abundant ragworms Hediste diversicolor. Other species of the infaun...
LR.LLR.F Fucoids on sheltered marine shores
Published date 2015-03Dense blankets of fucoid seaweeds dominating sheltered to extremely sheltered rocky shores and/or in locally sheltered patches on exposed to moderately exposed rocky shores. Typically, the wrack Pelve...
SS.SMp.Ang.NVC A12 Stuckenia pectinata community
Published date 2015-03Low and variable salinity infralittoral mud with beds of Stuckenia pectinata. Other associated species are broadly similar to that of SS.SMp.SSgr.Rup, with blankets of filamentous green algae such as ...