陜(shan)西(xi)合(he)(he)陽徐水河國家濕(shi)地公(gong)(gong)園(yuan)橫貫(guan)縣境北部,為(wei)黃河晉(jin)陜(shan)段南北向寬闊(kuo)河谷右岸黃河一級支流,西(xi)北起(qi)渭北黃土高原(yuan)黃龍山(shan)系的皇甫莊林場上馬西(xi),東南至(zhi)百良鎮岔(cha)峪口,與(yu)陜(shan)西(xi)黃河濕(shi)地省級自然保(bao)護(hu)區(qu)相接,全(quan)長36.4公(gong)(gong)里,總面(mian)(mian)(mian)(mian)積1386公(gong)(gong)頃(qing)。濕(shi)地公(gong)(gong)園(yuan)共(gong)分為(wei)五個(ge)功(gong)能區(qu):保(bao)護(hu)保(bao)育區(qu),面(mian)(mian)(mian)(mian)積1075公(gong)(gong)頃(qing);恢復(fu)重(zhong)建(jian)區(qu),面(mian)(mian)(mian)(mian)積156公(gong)(gong)頃(qing);宣(xuan)教展示區(qu),面(mian)(mian)(mian)(mian)積40公(gong)(gong)頃(qing);合(he)(he)理利(li)用(yong)區(qu),面(mian)(mian)(mian)(mian)積100公(gong)(gong)頃(qing);管理服(fu)務區(qu),面(mian)(mian)(mian)(mian)積15公(gong)(gong)頃(qing)。保(bao)護(hu)保(bao)育區(qu)和恢復(fu)重(zhong)建(jian)區(qu)占(zhan)總面(mian)(mian)(mian)(mian)積的88.8%。
濕(shi)(shi)地(di)公(gong)(gong)園共(gong)分(fen)五個(ge)功能區(qu):保(bao)護保(bao)育區(qu)西(xi)北起(qi)皇甫(fu)莊林(lin)場的(de)上馬西(xi),南至百(bai)良(liang)(liang)(liang)鎮百(bai)良(liang)(liang)(liang)水庫(ku)(ku)壩頂(ding),面積(ji)1075公(gong)(gong)頃,這(zhe)是濕(shi)(shi)地(di)公(gong)(gong)園的(de)核(he)心和(he)生(sheng)態基質。恢復重建(jian)區(qu)西(xi)起(qi)百(bai)良(liang)(liang)(liang)鎮百(bai)良(liang)(liang)(liang)水庫(ku)(ku)壩頂(ding),東(dong)至百(bai)良(liang)(liang)(liang)鎮上黨河村,面積(ji)156公(gong)(gong)頃,以(yi)恢復和(he)重建(jian)完整濕(shi)(shi)地(di)生(sheng)態系統為(wei)(wei)主(zhu),著力建(jian)設(she)良(liang)(liang)(liang)好(hao)的(de)生(sheng)態廊道,宣(xuan)教展示區(qu)西(xi)起(qi)百(bai)良(liang)(liang)(liang)鎮上黨河村,東(dong)至百(bai)良(liang)(liang)(liang)鎮郭家河村,面積(ji)40公(gong)(gong)頃,以(yi)典型河流濕(shi)(shi)地(di)、庫(ku)(ku)塘濕(shi)(shi)地(di)為(wei)(wei)載體,主(zhu)要向游客展示濕(shi)(shi)地(di)科普(pu)知(zhi)識(shi)。合(he)理(li)(li)利用區(qu)西(xi)起(qi)百(bai)良(liang)(liang)(liang)鎮郭家河村,東(dong)至岔峪口,面積(ji)100公(gong)(gong)頃,以(yi)保(bao)護為(wei)(wei)前提(ti),彰(zhang)顯濕(shi)(shi)地(di)文化,著力打造黃河之濱休(xiu)閑濕(shi)(shi)地(di)。管理(li)(li)服務區(qu)面積(ji)15公(gong)(gong)頃,主(zhu)要履行管理(li)(li)和(he)服務職能。
陜西(xi)合(he)陽徐(xu)水(shui)河(he)國(guo)家濕(shi)地(di)(di)公(gong)園的(de)建設,對于打造西(xi)北地(di)(di)區具(ju)有代表(biao)性半干旱區河(he)流型國(guo)家濕(shi)地(di)(di)公(gong)園示范,對于保護黃河(he)濕(shi)地(di)(di)生(sheng)物(wu)多(duo)樣(yang)性、強化陜西(xi)省濕(shi)地(di)(di)保護體系(xi)(xi)、維系(xi)(xi)黃河(he)水(shui)生(sheng)態安(an)全有著重要意義。