
sanfilipodites berta

nilavil kaanadayile thekkan alberta thamasikkunna vamshanaashabheeshani neridunna oru inam vandaayi pattikappedutthiyirikku sanfilipodites berta, allengil bertinte predatius diving vandu, federal speeshees attu risk act prakaram samrakshikkappedunnu. ithinu nilavil upajathikalonnumilla. aarthropodukal, kingdom animalia, klaas insecta, oordar koliyopttere, suuppar famili dietiscoidia, dietisidae kudumbatthinte vargeekaranathil pedunna inamaanithu.
aavaasavyavasthayum vitharanavum.
aagolathalathil, "sanfilipodites berte" nilavil athijeevikkunna eaka aavaasavyavasthayaaya kaanadayile thekkan albertayilaanu vasikkunnath, 1984 ll vandukalude aavaasavyavastha kandethiyathinushesham athinte sthaanam maattamillathe thudarunnu. 2007 muthal, avasaanamaayi vandukalude adhika pradeshangal paryavekshanam cheythappol, puthiya aavaasavyavasthakalonnum kandethiyilla. fort maculoadinu kizhakkayi ooldmaan nadiyude vadakkan theerathaanu ithinte charitraparamaaya vitharanam sthithi cheiyunnathu. eee inathe samrakshikkunnathinaayi veendedukkal padhathiyonnumilla. vandine kandethiya mattoru pradeshathe "oyaasis" ennu vilikkunnu. thala thakartha pothu chaadunna eee pradesham thekkan alberta ooldmaan nadiyodu chernnu sthithicheyyunnu, koodaathe jeevivargathinte prathyeka aavashyangalude jeevithathe pinthunaykkunna athe aavaasavyavasthayundu. ennirunnaalum, thaazhnna sasyajaalangaludeyum kunnukaludeyum bhooprakrithiyil ninnu anchu muthal ettu meter vare thaazheyulla pradeshamaayathinaal oyaasis alpam vyathyasthamaan. haiway 785 nuu abhimukhamaayi sthithi cheiyunna eee pradeshathu oru paara villalil ninnu purathukadannu oru idungiya chaanalilekk ozhukunna oru neeruravayundu, athu mannu, nananja moss, aalgakal, marangal ennivayaal chuttapetta oru nischalamaaya chaanalumayi cherunnu. kuranja sasyajaalangalum uyarnna kaatt, mosukal, aalgakal ennivaykku saadhyathayulla minusamarnna kunnukalude saadhaarana bhooprakrithiyil ninnu thaazhekku pathikkunna oru malancherivum eee pradeshathe verthirikkunnu. bhoomishaasthraparamaayi niyantrithamaayathinaal, mothatthil, 2 chathurashra meter maathram visthruthiyullathinaal, eee karsanamaaya katt oof lokkeshanaan vandine vamshanaashabheeshani neridaanulla pradhana kaaranam.
vandukalude janasamkhyaye rakshikkanulla sramangalonnum nadannittilla. predatius diving vandukal neeruravakalilum neerozhukku pradeshangalil maathramaayi parimithappeduthiyirikkunnathil, "sanfilipodites berte" yude veendedukkalinte abhaavathile pradhana prashnam aavaasavyavasthayude nashtamaanu. pazhaya nadeethadatthile jalanirapp kurayunnathum kannukaalikalude shekharanam, kaarshika jalasechanam, manushya janasamkhyayile druthagathiyilulla valarcha, angane jalathinulla uyarnna aavasyam ennivayum aavaasavyavasthaye varandathaakkum. koodaathe, kannukaalikale chavittunnathum malavisarjanam cheiyunnathum, ranch vaahanangalum neeruravakaludeyum neerozhukkukaludeyum aoutlettukale nasippikkukayum ithu malinamaaya saahacharyangal srishtikkukayum aavaasavyavasthaye nasippikkukayum cheyyum.
mungal, neerozhukku pradeshangal, sookshumamaaya daanyangalulla manal, aalgakal, mosukal ennivayulla oru pradesamaanu mungal vandukalude pothuvaaya pravanatha, ithu aswasthathayillaatha pradeshathe soochippikkunnu. vandukalkku valare prathyekamaaya aavaasavyavastha aavasyamullathinaal, avayude aavaasavyavasthayude naashathaal vandukalkku thamasikkaan sthalamillaathathinaal avaykku parokshamaaya bheeshanikalundu. pazhaya nadeethadatthile jalanirapp kurayunnathum kannukaalikalude shekharanam, kaarshika jalasechanam, manushya janasamkhyayile druthagathiyilulla valarcha, angane jalathinulla uyarnna aavasyam enniva aavaasavyavasthaye varandathaakkum. koodaathe, kannukaalikale chavittunnathum malavisarjanam cheiyunnathum, ranch vaahanangalum neeruravakaludeyum neerozhukkukaludeyum aoutlettukale nasippikkukayum ithu malinamaaya saahacharyangal srishtikkukayum aavaasavyavasthaye nasippikkukayum cheyyum. bertinte mushinja diving vandukalkku otappettathum prathyekavumaaya aavaasavyavasthayil ithrayum cheria janasamkhya undakanulla kaaranam vandukalude valipavum deerghadoora yathraye thadassappeduthunna kaattinte avasthayumaanu. nilavil, eee vandine samrakshikkaanulla sramangalonnumilla, kaaranam ithu agolamaayo praadeshikamaayo pattikappedutthiyittil. vandukalude pradhana aavaasavyavasthaykkum ithu baadhakamaan, ithu "sanfilipodites berte" athijeevanathinte vidhi pravachikkaan budhimuttaakkunnu.
samrakshana nila.
kaanadayile vamshanaashabheeshani neridunna vanyajeevikalude avasthayekkurichulla samiti 2009 novemberil vilayiruthiya aadyathe dieticid aanu bertinte mushinja diving vandal.

