uge ▁staff ▁and ▁volunte ers ▁have ▁also ▁documented ▁more ▁than ▁ 5 0 0 ▁species ▁of ▁plants , ▁demonstr ating ▁a ▁high ▁degree ▁of ▁b iod iversity ▁for ▁a ▁sub - ar ctic ▁area . ▁ ▁See ▁also ▁▁ ▁Ah kl un ▁Mountains ▁ ▁List ▁of ▁largest ▁National ▁Wild life ▁Ref ug es ▁ ▁References ▁ ▁Ref uge ▁profile ▁Ref uge ▁website ▁ ▁Category : Pro te cted ▁areas ▁of ▁Beth el ▁Census ▁Area , ▁Al aska ▁Category : Pro te cted ▁areas ▁of ▁D illing ham ▁Census ▁Area , ▁Al aska ▁Category : National ▁Wild life ▁Ref ug es ▁in ▁Al aska <0x0A> </s> ▁Hat van ▁() ▁is ▁a ▁district ▁in ▁western ▁part ▁of ▁He ves ▁County . ▁Hat van ▁is ▁also ▁the ▁name ▁of ▁the ▁town ▁where ▁the ▁district ▁seat ▁is ▁found . ▁The ▁district ▁is ▁located ▁in ▁the ▁Northern ▁Hung ary ▁Statist ical ▁Region . ▁ ▁Geography ▁ ▁Hat van ▁District ▁borders ▁with ▁P ás zt ó ▁District ▁( N ó gr ád ▁County ) ▁to ▁the ▁north , ▁Gy ö ng y ös ▁District ▁to ▁the ▁east , ▁J ász ber ény ▁District ▁( J ász - N agy k un - S z ol n ok ▁County ) ▁to ▁the ▁south , ▁As z ód ▁District ▁( P est ▁County ) ▁to ▁the ▁west . ▁The ▁number ▁of ▁the ▁inhab ited ▁places ▁in ▁Hat van ▁District ▁is ▁ 1 3 . ▁ ▁Municipal ities ▁ ▁The ▁district ▁has ▁ 2 ▁towns ▁and ▁ 1 1 ▁villages . ▁(