
limnettik mekhala

thadaakam allengil kulam polulla swathanthramaayi nilkkunna shudhajalathinte thurannathum nannayi prakashikkunnathumaaya pradesamaanu limnettik soonn. eee pradeshathu ulppeduthiyitla, ithu jalaashayathinte aazham kuranja, theerathinaduthulla pradesamaanu. theeradesha mekhalayum limnettik mekhalayum thammilulla pradhana vyathyasam veroonniya sasyavalarchayude saannidyamaanu. prakaashasamshleshanathinaayi sooryaprakaashathinte abhavam kaaranam limnettik soninu keezhilulla tharaykku sasyangalude valarcha nilanirthaan kazhiyilla. valare aazhamillaatha jalashayangalil, thadaakatthinte ettavum aazhameriya madhyabhagangalil polum prakasham nilathekku thulachukayariyekkaam. eee saahacharyathil, oru limnattik soninte abhaavamund, koodaathe theerapradesham muzhuvan thadaakathil vyaapichukidakkunnu. eee rund mekhalakalum chernnu foto soonn ulkkollunnu. 
photosic sonilek ooksijante rund pradhana srothassukalundu anthareeksha mishranam, prakaashasamsleshanam. uparithalathile jalavumaayi vaayu samvadikkumbol ooksijan layikkukayum tharamgangalum kaattum pravartthikkumbol athu vardhikkukayum cheiyunnu. aazhathilulla mekhalayil ninnu vyathyasthamayi, prakaashasamsleshanam anuvadikkunna mathiyaya sooryaprakaasham labhikkuna paaliyaan limnettik soonn. ekkaaranathaal, ithine palappozhum foto soonn ennu vilikkunnu. plaanktonik speesheesukalude praadhamika aavaasavyavasthayaathinaal oru thadaakatthinte ettavum photosynthetic-active sonaanu limnettik soonn. phaittoplanktan janasamkhya ivide ettavum saandramaayathinaal, jala aavaasavyavasthaykkullil ooksijan ulppaadanathinu ettavum valia utharavaadithamulla mekhalayaanithu.
limnattik communitykal valare sankeernamaanu. soplanktan janasamkhyayil palappozhum thadaakangalude thuranna vellathil kaanapedunna kopepodukal, cladoseranukal, rotiferukal enniva ulppedunnu. mikka limnettik communitykalilum oru prabalamaaya copepod inam, oru prabalamaaya cladoserran, oru prabalamaaya rotifer enniva adangiyirikkum. samudratheerathethinekkaal lambamaayum thirascheenamaayum limnattik mekhalayiloode kooduthal swathanthramaayi neengaan mrgashaalakalkku kazhiyum. oru thadaakatthinte avashishtangaludeyum uparithalangaludeyum adisthaanam sambannamaaya aavaasavyavastha nalkunnathaanu ithinu kaaranam. oru limnettik syooplanktan janasamkhyayil saadhaaranayaayi rund muthal naalu vare enangal adangiyirikkum, oronnum vyathyastha janussilaan.
mrgashaalakku purame, limnettik mekhalayile jeevikalil praanikalum malsyangalum ulppedunnu. palatharam shudhajala malsyangalum bhakshanathinte samriddhi kaaranam limnettik sonilaanu jeevikkunnath, ennirunnaalum eee enangal palappozhum theeradesha mekhalayilekkum sanjarikkunnu. 

