陜(shan)西合(he)陽徐水河(he)(he)(he)國家濕地公(gong)(gong)(gong)園橫貫縣境北(bei)(bei)部,為黃(huang)(huang)河(he)(he)(he)晉陜(shan)段南北(bei)(bei)向寬闊河(he)(he)(he)谷右岸黃(huang)(huang)河(he)(he)(he)一(yi)級支流,西北(bei)(bei)起渭北(bei)(bei)黃(huang)(huang)土高原黃(huang)(huang)龍(long)山系的皇甫(fu)莊林(lin)場上馬西,東南至百良鎮岔峪口,與(yu)陜(shan)西黃(huang)(huang)河(he)(he)(he)濕地省級自然保(bao)護(hu)區相接,全長36.4公(gong)(gong)(gong)里(li),總面(mian)積(ji)(ji)1386公(gong)(gong)(gong)頃(qing)(qing)。濕地公(gong)(gong)(gong)園共分為五(wu)個功能區:保(bao)護(hu)保(bao)育區,面(mian)積(ji)(ji)1075公(gong)(gong)(gong)頃(qing)(qing);恢復重(zhong)建(jian)區,面(mian)積(ji)(ji)156公(gong)(gong)(gong)頃(qing)(qing);宣教展示區,面(mian)積(ji)(ji)40公(gong)(gong)(gong)頃(qing)(qing);合(he)理利(li)用(yong)區,面(mian)積(ji)(ji)100公(gong)(gong)(gong)頃(qing)(qing);管理服務區,面(mian)積(ji)(ji)15公(gong)(gong)(gong)頃(qing)(qing)。保(bao)護(hu)保(bao)育區和(he)恢復重(zhong)建(jian)區占總面(mian)積(ji)(ji)的88.8%。
濕(shi)地公(gong)(gong)(gong)園(yuan)共分五(wu)個功能(neng)區(qu)(qu)(qu)(qu):保(bao)護保(bao)育區(qu)(qu)(qu)(qu)西(xi)北(bei)起皇(huang)甫莊林場的(de)上(shang)馬西(xi),南(nan)至(zhi)百(bai)(bai)(bai)良(liang)(liang)(liang)鎮(zhen)(zhen)百(bai)(bai)(bai)良(liang)(liang)(liang)水庫(ku)壩(ba)頂,面(mian)積(ji)1075公(gong)(gong)(gong)頃,這(zhe)是濕(shi)地公(gong)(gong)(gong)園(yuan)的(de)核心和(he)生(sheng)態基質。恢(hui)復(fu)重建(jian)區(qu)(qu)(qu)(qu)西(xi)起百(bai)(bai)(bai)良(liang)(liang)(liang)鎮(zhen)(zhen)百(bai)(bai)(bai)良(liang)(liang)(liang)水庫(ku)壩(ba)頂,東至(zhi)百(bai)(bai)(bai)良(liang)(liang)(liang)鎮(zhen)(zhen)上(shang)黨河(he)村(cun),面(mian)積(ji)156公(gong)(gong)(gong)頃,以恢(hui)復(fu)和(he)重建(jian)完整濕(shi)地生(sheng)態系(xi)統(tong)為主(zhu),著力建(jian)設良(liang)(liang)(liang)好的(de)生(sheng)態廊道(dao),宣教(jiao)展(zhan)示(shi)區(qu)(qu)(qu)(qu)西(xi)起百(bai)(bai)(bai)良(liang)(liang)(liang)鎮(zhen)(zhen)上(shang)黨河(he)村(cun),東至(zhi)百(bai)(bai)(bai)良(liang)(liang)(liang)鎮(zhen)(zhen)郭(guo)家(jia)河(he)村(cun),面(mian)積(ji)40公(gong)(gong)(gong)頃,以典型河(he)流濕(shi)地、庫(ku)塘濕(shi)地為載體,主(zhu)要(yao)(yao)向游客(ke)展(zhan)示(shi)濕(shi)地科普(pu)知識。合理利用區(qu)(qu)(qu)(qu)西(xi)起百(bai)(bai)(bai)良(liang)(liang)(liang)鎮(zhen)(zhen)郭(guo)家(jia)河(he)村(cun),東至(zhi)岔峪口,面(mian)積(ji)100公(gong)(gong)(gong)頃,以保(bao)護為前提,彰顯濕(shi)地文化(hua),著力打造黃(huang)河(he)之濱休閑濕(shi)地。管理服務(wu)區(qu)(qu)(qu)(qu)面(mian)積(ji)15公(gong)(gong)(gong)頃,主(zhu)要(yao)(yao)履行(xing)管理和(he)服務(wu)職能(neng)。
陜西(xi)(xi)合陽徐水河(he)國家濕(shi)地公(gong)園(yuan)的建設(she),對于(yu)打(da)造西(xi)(xi)北地區具有代表性半干(gan)旱區河(he)流(liu)型國家濕(shi)地公(gong)園(yuan)示(shi)范(fan),對于(yu)保(bao)(bao)護黃(huang)河(he)濕(shi)地生物多樣性、強(qiang)化(hua)陜西(xi)(xi)省(sheng)濕(shi)地保(bao)(bao)護體系(xi)、維系(xi)黃(huang)河(he)水生態安(an)全有著重(zhong)要意義。