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Coastal lagoons
Published dateMarine, coastal and halophytic habitats Description and ecological characteristics Coastal lagoons are areas of shallow, coastal salt water, wholly or partially separated from the sea by sandbanks, sh...
Natural dystrophic lakes and ponds
Published dateFreshwater habitats Description and ecological characteristics Dystrophic systems most often occur on 7130 Blanket bogs and may include isolated seasonal pools, random collections of irregularly-shape...
Siliceous rocky slopes with chasmophytic vegetation
Published dateRocky habitats and caves Description and ecological characteristics Chasmophytic vegetation consists of plant communities that colonise the cracks and fissures of rock faces. The type of plant communi...
Annual vegetation of drift lines
Published dateMarine, coastal and halophytic habitats Description and ecological characteristics This habitat type occurs on deposits of shingle lying at or above mean high-water spring tides. The types of deposits...
Joint Committee
Published date 2025-04-16The Joint Committee leads JNCC and has overall responsibility for our work. Members discuss strategic nature conservation and organisational issues as well as making high-level advice, strategy, fundi...
LS.LSa Littoral sand
Published date 2015-03Shores comprising clean sands (coarse, medium or fine-grained) and muddy sands with up to 25% silt and clay fraction. Shells and stones may occasionally be present on the surface. The sand may be dune...
IR.MIR.KR.HiaSw Hiatella arctica and seaweeds on vertical limestone / chalk.
Published date 2015-03This biotope is found in the infralittoral zone on moderately exposed vertical limestone/chalk surfaces in weak tidal streams, and has been recorded most frequently between 0-10m. This biotope is char...
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...
LS.LMx Littoral mixed sediment
Published date 2015-03Shores of mixed sediments ranging from muds with gravel and sand components to mixed sediments with pebbles, gravels, sands and mud in more even proportions. By definition, mixed sediments are poorly ...
IR.LIR.K.Slat.Ft Saccharina latissima forest on very sheltered upper infralittoral rock
Published date 2015-03Sheltered to extremely sheltered sublittoral fringe and infralittoral bedrock, boulders and cobbles characterised by a dense canopy of the kelp Saccharina latissima. In such sheltered conditions, a di...