des regional nature reserve des regional nature reserve french des protected area region northern france established protect site containing rare plants covers hectares acres located municipalities department reserve created protect plants regional interest plant communities listed flora linked calcium present located transition zone oceanic semi continental climates gives increased biodiversity typical species atlantic areas continental reserve plays role wildlife corridor site consists old quarry sandstone dated stage late 1970s new soil pioneer species alongside established forming mosaic habitats non governmental organization owner operator reserve main objective maintain current diversity end regular management mainly struggles invasive species japanese knot secondary objectives environmental education heritage interpretation improvement knowledge fauna flora environmental monitoring geography location des regional nature reserve located sur cities department region kilometre west downtown metres south east reserve triangular shape bordered south main road north east unused west small path known covers hectares acres owns parcel land included reserve expected added current agreement renewed relief reserve located valley stream elevation metres overall north south gradient metres mound accumulated debris rises metres path located north west site operations ceased quarry filled mainly quarry area completely vegetation ecological succession reserve located valley tributary greater drainage basin reserve direct contact river supplied water precipitation retained natural properties climate reserve nearest weather station kilometres away inland southeast nature reserve affected nearby presence gives continental influence climate regular precipitation absence drought south southwest winds rain influence oceanic climate significant rainfall seasons moderate temperature range high proportion percent low winds metres second compared strong winds percent metres second winds typical continental influence combination altered oceanic climate transition zone oceanic semi continental climates characterized mild winters cool summers reserve climatic transition leads increased biodiversity example common typical species atlantic areas common continental history quarry site quarry sandstone deposits early late nineteenth century employed workers including miners annual production cubic metres cubic metres ballast cubic metres manually stone blocks divided mass steel heavy hammer kilograms called stones obtained classified eye stone rubble removed form regular size rubble crushed jaw debris separated according size particle particular use stones centimetres construction maintenance roads ballast gravel millimetres concrete shot millimetres surface concrete paths parks gardens fine dust millimetres concrete blocks concrete pipes etc ceased early 1960s stones extracted longer sufficient quality quarry gradually filled quarry site completely vegetation ecological succession forming tree layers reserve site brought attention pointing biodiversity new plant life association performed meantime contacted owners consider land management proposal quarry owner sold property owner operator percent site association implemented environmental resources management actions site developed environmental management scheme association obtained agreement establishing regional nature reserve site period years reserve recalls industrial activity quarry roman history capital city ancient tribe owner management parcel geology folded saint area bedrock eastern flank cretaceous chalk eventually disappear erosion strata basement raised east important structural type accident appear locally strata presents sandstone base levels formations level stone stage approximately million years ago thrust forming plates raised ice age occurred regions near poles marine allowed sand left large hard sandstone marks alternating levels according clay content base deposit reddish brown containing vegetable wax gray formation including like preserved probably come wind erosion semi arid climate mountains present netherlands today extending lower level consists gray rich fossils gray limestone built beds rich alternating black limestone containing beds issue present million years ago upper levels strata represent series north horizontally includes boulder mixed sandy matrix coarse sands containing finally strata belong deposited million years ago phase million years ago age locally called forms found comes alteration cretaceous rocks takes form brown greenish plastic clay fossils normally present base deposit reported covered composed clay sand roman pottery pieces late age origin attributed alteration underlying rocks wind erosion nature stones quarry limestone extracted quarry coarse limestone deep gray yellowish dated million years ago clay upper stage enriched stones rocks contain fossils bluish ecology plant communities site characterized mosaic plant communities main types ecological units grassy open areas areas wooded areas listed rocky slopes vegetation considered exceptional degree uncertainty region tall fringe community limit range exceptional fringe red wood forget rare wood fringe interesting flora plants reserve plant species heritage interest populations managed light contains common spotted round narrow present small population lesser butterfly located pioneer wood boundary pioneer grove grow bee man grow older different fringes grow wood forget medium tall fringe hosts common seven plants protected regional scale common spotted man bee narrow wood forget species including stellar moss taxon considered endangered red regional list mushrooms species recorded site included red list region shrubs near path green waste deposited people outside organization grow yellow club fungus gray black earth species pioneer wood willow birch club leg knight burnt knight near stations pioneer wood exist golden leg burnt knight dog observed shaded path north site edge mature wood fauna mammals common mammals found include red fox red hare rabbit mole wood mouse bank field species bats frequent site regularly hunt bat common establish habitat lack sites reserve young trees birds species birds observed site breeding species protected nationally listed annex aims conserve migratory species range species considered heritage northern benefit abundance feeding common stops migration common nests occasionally reptiles amphibians common common frog amphibians site use winter migration viviparous likes slate deposits ballast track hunts areas summer high insects common wall seen slow worm reproduction attested observation young rocks debris invertebrates reproduction possible site lack standing water thanks insects areas species encountered including western species present regional red list species butterflies species enjoy floral diversity site holly blue heritage species species identified considered heritage bearing bush cricket rare region enjoys dry high areas long pioneer species poor vegetation settings wildlife corridor north present sites containing rich biodiversity belgian area les quarry similar filled des similar ecological conditions south major area biodiversity covered sites railway unused recently stream river provide connection threats responses past site threatened garbage passage vehicles installation gates municipality solved problem pedestrians rarely venture path limited greatest threats species primary succession invasive plants primary succession pioneer species shrubs trees corresponding primary succession human intervention climax community reached dynamic eventually lead disappearance related open environments particularly heritage species woodlands play important role creating habitat species management plan maintain patch dynamics invasive species invasive species problem reserve wood small reed present center site threatens spread areas stations including man bee populations distinct zones distinguished wood small reed high rate recovery hosting heritage value early disposed grazing possible moment second contrary densely plant fragile situation presence bearing bush cricket long differentiated management applied depending issues stations slight early hand dense areas grass sparse long pulled newly opened areas systematic annual pulling avoids expansion finally dense areas exposed left state extensive areas japanese site heritage stations common hart tongue invasive species managed manual removal disposal lie ruins south east site near houses interest preserving wildlife refuge mammals insects nesting contained canada golden rod appeared result plant deposits threat proved following year stations significant concentration species isolated plants grow site plant easily pulled hand flowering prevent seed dispersal shoots burned finally present invasive plants native countries american found wet places france plants relatively dry areas road shoulder wetlands second case strong invasive behavior reserve majority areas dry plant present special hazards removal managed easily management protection parcels land owned classified regional nature reserve decision entire site included type des type des zones management objectives second version environmental management scheme covers period presents knowledge management monitoring objectives preservation existing diversity important goal required conservation heritage plant communities tall common vegetation hart tongue woody fringe survival populations round man interesting plants priority brush invasion open areas bee grow natural forest dynamics contained areas clear fringes species common spotted lesser butterfly pioneer areas mushrooms preserved invasive species contained artificial ruin concrete walls rock piles utilized creation new habitats education interpretation promotion local heritage missions continued fauna knowledge developed monitoring provided assessment activities evaluation progress partial analysis underway activities carried municipality erected barriers prohibit access vehicles volunteers employees manage site regularly management diversity manual removal japanese preserved heritage stations common hart tongue early hand late ineffective canada golden rod american successful bush clearing selective logging helped maintain wood fringe narrow common spotted lesser butterfly species non adapted open areas benefited areas clearing low dry stone walls probably favored installation viviparous common wall observed consolidation hart tongue population number round footage increased percent hand man fall suddenly continually plants counted number reached peak wood small reed collapsing plants despite continued management observation assume leaf consumption protection established evaluated flowering site plant species surveyed given size poor soil diversity notable management undertaken recent years essential maintaining open areas threatened primary succession vegetation layers pioneer mature woodland areas open areas provide mosaic habitats remarkable species improved knowledge flora fauna heritage plants monitoring additional inventory undertaken new species identified common common wall fourteen new plants identified bats mushrooms carried partners education interpretation promotion local heritage guided outing management sessions regularly held public agricultural colleges including invasive species managing heritage interpretation site finalized new opportunities micro projects established february resulted exchanges management reserves belgian associations new environmental management scheme consideration studies reserve following documents available operator plan des des regional nature reserve environmental management scheme french proposition plan des son plan assessment proposal des regional nature reserve environmental management scheme context renewal french plan future future regional nature reserve environmental management scheme french nature study flora vegetation old quarry french nature des des regional nature reserve french national sur study report inventory heritage evaluation quarry french history quarry geology association pour des sciences northern region french imp retrieved august genesis wallonia isbn retrieved august card french retrieved august geology french retrieved august copper paul reefs million years global greenhouse ice ages retrieved august session record extraordinary session held september french retrieved august november documents pour terrain des new documents study near french vii retrieved august sur les study railway trenches line french retrieved august september les les near french retrieved august units retrieved august geology french retrieved august french retrieved august ecology management des influence des inventory region analysis heritage assessment influence threats statutes list threatened bull centre national collaboration retrieved august european commission april interpretation manual european union habitats retrieved august gon red regional list french retrieved august des des comments french retrieved august des des species french retrieved august menace inventory statutes threats french centre national collaboration france france état des actions invasive plants france states knowledge action proposals french paris national isbn des order april relating list protected plants region completing national list french retrieved august atlantic european ecosystems retrieved august inventory flora protection threats status french centre national collaboration retrieved august vincent collaboration pour notre cross border cooperation regional echo des french retrieved august september nature nature management tomorrow french retrieved august references james roman remains northern isbn retrieved august creation reserve french retrieved august france des french retrieved august
Carrière des Nerviens Regional Nature Reserve