▁their ▁use ▁of ▁wet lands . ▁Current ▁fly way ▁management ▁systems ▁rely ▁on ▁information ▁from ▁local ▁hun ters , ▁err atic ▁wild life ▁surve ys ▁and ▁raw ▁estimates . ▁▁ ▁Key ▁wet land ▁sites ▁include ▁Mang la ▁Lake , ▁Raw al ▁Lake ▁in ▁Marg alla ▁Hills ▁National ▁Park , ▁Z ang i ▁N aw ar ▁Lake , ▁the ▁high ▁mountain ▁wet lands ▁in ▁northern ▁Pakistan ▁including ▁the ▁N alt ar ▁wet land ▁complex ▁and ▁the ▁wet lands ▁of ▁De os ai ▁National ▁Park ▁pla ins . ▁There ▁have ▁been ▁several ▁reports ▁of ▁black ▁st ork s , ▁c ran es ▁and ▁f lock s ▁of ▁vulner able ▁mar bled ▁te al . ▁ ▁World ▁W ide ▁Fund ▁for ▁Nature ▁reported ▁that ▁Pakistan ' s ▁wet lands ▁and ▁their ▁rich ▁bi ological ▁resources ▁are ▁threatened ▁by ▁over - exp lo itation , ▁habitat ▁destruction ▁and ▁poll uted ▁environments . ▁The ▁main ▁causes ▁for ▁wet land ▁de grad ation ▁are ▁in effect ive ▁management , ▁poor ▁st ake holder ▁participation ▁and ▁lack ▁of ▁coord ination ▁for ▁management ▁strateg ies . ▁Russia ▁About ▁half ▁the ▁territory ▁of ▁the ▁Russian ▁Federation ▁is ▁in ▁the ▁range ▁of ▁the ▁Central - As ian ▁Fly way . ▁Among ▁ 1 7 6 ▁C AF ▁species , ▁ 1 4 3 ▁( 8 5 %) ▁are ▁located ▁( and ▁mostly ▁bre ed ) ▁in ▁Russian ▁territory . ▁Most ▁of ▁the ▁species ▁are ▁presented ▁by ▁An at idae ▁and ▁w ader ▁groups . ▁ 3 7 ▁species ▁that ▁inhab it ▁C AF