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CR.HCR.XFa.SpAnVt Sponges and anemones on vertical circalittoral bedrock
Published date 2015-03This biotope is found on exposed to moderately wave exposed , vertical and overhanging, circalittoral bedrock, subject to strong through to weak tidal streams. This biotope is characterised by a mixed...
LS.LMp.LSgr.Znol Zostera noltei beds in littoral muddy sand
Published date 2015-03Mid and upper shore wave-sheltered muddy fine sand or sandy mud with narrow-leafed eel grass Zostera noltei at an abundance of frequent or above. It should be noted that the presence of Z. noltii as s...
LS.LMp Littoral macrophyte-dominated sediment
Published date 2015-03Littoral macrophyte-dominated sediment biotopes include saltmarshes on the upper shore and seagrass beds on the mid and upper shore. These higher plant-dominated communities develop mostly on sheltere...
LR.FLR.Rkp.Cor Coralline crust-dominated shallow eulittoral rockpools
Published date 2015-03Shallow and smaller rockpools throughout the eulittoral zone in a wide range of wave exposures characterised by a covering of encrusting coralline algae on which Corallina officinalis often forms a de...
LR.FLR.Rkp.H Hydroids, ephemeral seaweeds and Littorina littorea in shallow eulittoral mixed substrata pools
Published date 2015-03Shallow pools on mixed cobbles, pebbles, gravel and sand characterised by abundant hydroids. Species present may include Obelia geniculata, O. dichotoma, O. longissima, Sertularia cupressina, Tublaria...
LR.HLR.FR.RPid Ceramium sp. and piddocks on eulittoral fossilised peat
Published date 2015-03Outcrops of fossilised peat in the eulittoral are soft enough to allow a variety of piddocks such as Barnea candida and Petricolaria pholadiformis to bore into them. The surface of the peat can be cha...
LR.HLR.MusB.MytB Mytilus edulis and barnacles on very exposed eulittoral rock
Published date 2015-03On very exposed to exposed rocky shores the eulittoral zone, particularly the mid and lower shore, is typically characterised by patches of small individuals of the mussel Mytilus edulis interspersed ...
LR.FLR Features of littoral rock
Published date 2015-03Littoral rock features includes lichens and algae crusts (LIC) in the supralittoral zone and rockpools (Rkp), ephemeral algae (Eph) and caves (CvOv) in the intertidal zone (the area of the shore betwe...
LR.MLR.MusF.MytFves Mytilus edulis and Fucus vesiculosus on moderately exposed mid eulittoral rock
Published date 2015-03Mid eulittoral exposed to moderately exposed bedrock, often with nearby sediment, covered by a dense band or large patches of the mussel Mytilus edulis. The community often supports scattered Fucus ve...
LS.LSa.St.MytFab Mytilus edulis and Fabricia stellaris in littoral mixed sediment
Published date 2015-03Pebbles, gravel, sand and shell debris with mud in sheltered Firths with a strandline of fucoid algae. The fauna is characterised by juvenile mussels Mytilus edulis, often in very high numbers. The ne...