2193 page results
Ramshorn snail [Anisus vorticulus]
Published dateInvertebrate species: molluscs Description and ecological characteristics The Lesser whirlpool ram’s-horn snail Anisus vorticulus is a small aquatic snail with a flattened spiral shell rarely more tha...
Slender naiad [Najas flexilis]
Published dateHigher plant species Description and ecological characteristics The selected sites include localities that are known to hold consistently large, naturally-occurring populations in lakes, rivers and he...
Greater horseshoe bat [Rhinolophus ferrumequinum]
Published dateVertebrate species: mammals Description and ecological characteristics The greater horseshoe bat Rhinolophus ferrumequinum is one of the largest bats in the UK. During the summer, they form maternity ...
White-clawed (or Atlantic stream) crayfish [Austropotamobius pallipes]
Published dateInvertebrate species: arthropods Description and ecological characteristics The white-clawed crayfish Austropotamobius pallipes lives in a diverse variety of clean aquatic habitats but especially favo...
Narrow-mouthed whorl snail [Vertigo angustior]
Published dateInvertebrate species: molluscs Description and ecological characteristics The tiny narrow-mouthed whorl snail Vertigo angustior is found primarily in marshy ground of high, even humidity, with flowing...
Depressions on peat substrates of the Rhynchosporion
Published dateRaised bogs and mires and fens Description and ecological characteristics Depressions on peat substrates of the Rhynchosporion occur in complex mosaics with lowland wet heath and valley mire vegetatio...
Fixed dunes with herbaceous vegetation ('grey dunes')
Published dateCoastal sand dunes and continental dunes Description and ecological characteristics Fixed dune vegetation occurs mainly on the largest dune systems, being those that have the width to allow it to deve...
Juniperus communis formations on heaths or calcareous grasslands
Published dateSclerophyllous scrub (matorral) Description and ecological characteristics The relationship between juniper Juniperus communis stands and other types of vegetation is complex. In some cases the stands...
Inland dunes with open Corynephorus and Agrostis grasslands
Published dateCoastal sand dunes and continental dunes Description and ecological characteristics This habitat comprises inland dune grassland containing grey hair-grass Corynephorus canescens . In the UK the veget...
Alpine pioneer formations of the Caricion bicoloris-atrofuscae
Published dateRaised bogs and mires and fens Description and ecological characteristics Alpine pioneer formations of the Caricion bicoloris-atrofuscae is a type of flush mire that occurs only at high altitude. The ...