新墻河國家濕地公園為國家級濕地公園。新(xin)墻河國家濕(shi)地(di)公(gong)園(yuan)毗鄰岳陽縣縣城,于2011年(nian)12月經(jing)國家林業局(ju)批準(zhun)建立、岳陽縣人民政(zheng)府(fu)設(she)立的(de)公(gong)益-業機構。主要包(bao)括(kuo)岳陽縣境內(nei)的(de)新(xin)墻河京廣鐵路大(da)橋至(zhi)鐵山水庫(ku)(ku)及縣城附近六合垸、白羊水庫(ku)(ku)。濕(shi)地(di)公(gong)園(yuan)由東(dong)向西(xi)呈片帶(片:鐵山水庫(ku)(ku),帶:新(xin)墻河)走向,最東(dong)端(duan)至(zhi)鐵山水庫(ku)(ku)庫(ku)(ku)尾(wei),最西(xi)端(duan)至(zhi)京廣鐵路,南(nan)北(bei)垂直長(chang)約為50千米,地(di)理坐標(biao)介(jie)于東(dong)經(jing)113°6′56″~113°37′45″,北(bei)緯29°4′38″~29°14′15″。
分為濕(shi)(shi)地(di)保護(hu)保育區(qu)、濕(shi)(shi)地(di)恢(hui)復重(zhong)(zhong)建區(qu)、科普(pu)宣教利用區(qu)、綜合管理服務區(qu)等(deng)四個功(gong)能(neng)區(qu)。總面(mian)(mian)積7032.1公(gong)(gong)頃(qing),濕(shi)(shi)地(di)面(mian)(mian)積6906.2公(gong)(gong)頃(qing),占土地(di)總面(mian)(mian)積的98.2﹪,其(qi)中(zhong)(zhong)河流(liu)濕(shi)(shi)地(di)面(mian)(mian)積2222.9公(gong)(gong)頃(qing),沼澤濕(shi)(shi)地(di)面(mian)(mian)積119.6公(gong)(gong)頃(qing),人工濕(shi)(shi)地(di)面(mian)(mian)積4563.7公(gong)(gong)頃(qing).公(gong)(gong)園及(ji)周(zhou)邊濕(shi)(shi)地(di)生(sheng)物(wu)資(zi)源豐富,共有(you)種(zhong)(zhong)子植(zhi)物(wu)576種(zhong)(zhong)隸屬(shu)于(yu)365屬(shu)、121科.野生(sheng)脊椎動物(wu)共計174種(zhong)(zhong),隸屬(shu)于(yu)5綱(gang)24目63科,其(qi)中(zhong)(zhong)國(guo)家一級(ji)重(zhong)(zhong)點保護(hu)植(zhi)物(wu)1種(zhong)(zhong)、國(guo)家二級(ji)重(zhong)(zhong)點保護(hu)植(zhi)物(wu)4種(zhong)(zhong)、國(guo)家二級(ji)重(zhong)(zhong)點保護(hu)野生(sheng)動物(wu)4種(zhong)(zhong)。