1568 page results
Decision-Making Threshold for Air Pollution Project
Published date 2026-05-15Decision-Making Threshold for Air Pollution Why is this important? Current screening thresholds are typically based on professional judgment supported by the best available evidence. Case law has outl...
UKBI - Invasive species
Published date 2025-12-31Pressure from invasive species Assessment of change Assessment of change of the cumulative net total number of invasive non-native species established in or along 10% or more of Great Britain’s land a...
LR.FLR.Lic.YG Yellow and grey lichens on supralittoral rock
Published date 2015-03Vertical to gently sloping bedrock and stable boulders in the supralittoral (or splash zone) of the majority of rocky shores are typically characterised by a diverse maritime community of yellow and g...
LR.LLR.FVS Fucoids in variable salinity
Published date 2015-03Blankets of fucoid seaweeds dominating sheltered to extremely sheltered rocky shores with variable salinity. The wrack Pelvetia canaliculata (PelVS) occurs on the upper shore, with the wrack Fucus spi...
LR.FLR.Lic.Ver.Ver Verrucaria maura on very exposed to very sheltered upper littoral fringe rock
Published date 2015-03Upper littoral fringe bedrock, boulders and stable cobbles on very exposed to very sheltered shores which have a blanket covering of the black lichen Verrucaria maura. The winkle Littorina saxatilis i...
IR.MIR.KR.LhypTX.Pk Laminaria hyperborea park and foliose red seaweeds on tide-swept lower infralittoral mixed substrata
Published date 2015-03Exposed to moderately wave-exposed, tide-swept, Infralittoral mixed substrata with Laminaria hyperborea park characterised by an under-storey and stipe flora of foliose seaweeds such as Phycodrys rube...
LS.LCS Littoral coarse sediment
Published date 2015-03Littoral coarse sediments include shores of mobile pebbles, cobbles and gravel, sometimes with varying amounts of coarse sand. The sediment is highly mobile and subject to high degrees of drying betwe...
SS.SBR.Crl.Lop Lophelia reefs
Published date 2015-03Reefs of the coral Lophelia pertusa, typically supporting a range of other biota. Lophelia reefs are generally found in areas of elevated current. The coral provides a three dimensional structure and ...
LR.MLR.BF.Rho Rhodothamniella floridula on sand-scoured lower eulittoral rock
Published date 2015-03Lower eulittoral and sublittoral fringe bedrock and boulders subject to mild sand-scouring characterised by a canopy of the wracks Fucus serratus or Fucus vesiculosus, beneath which a mat of the sand-...
LR.LLR.F.Fspi Fucus spiralis on sheltered upper eulittoral rock
Published date 2015-03Sheltered upper eulittoral bedrock is typically characterised by a band of the spiral wrack Fucus spiralis overlying the black lichen Verrucaria maura. Underneath the fronds of F. spiralis and the occ...