大渡河濕地公園規劃總面積2474.96公頃，以河流—沙洲—島嶼(yu)半自然復(fu)合(he)濕(shi)(shi)地(di)生(sheng)態體系為基礎，功(gong)(gong)能定位為保護大(da)(da)渡(du)(du)河水資源及長江上游(you)珍稀特有魚類、保護大(da)(da)渡(du)(du)河濕(shi)(shi)地(di)生(sheng)態系統及其生(sheng)物(wu)多樣性(xing)，充分發(fa)揮濕(shi)(shi)地(di)公園(yuan)建設在維(wei)護大(da)(da)渡(du)(du)河生(sheng)態安(an)全、濕(shi)(shi)地(di)保護網絡體系構建、濕(shi)(shi)地(di)科普宣教(jiao)及其科學(xue)研(yan)究(jiu)價值方(fang)面的重要功(gong)(gong)能和作(zuo)用。
擬(ni)建的的四(si)川沙灣大渡河(he)國家濕(shi)地(di)(di)公(gong)園(yuan)規劃(hua)總面(mian)積2474.96公(gong)頃(qing)(qing)，其中濕(shi)地(di)(di)面(mian)積1349.11公(gong)頃(qing)(qing)，濕(shi)地(di)(di)率(lv)達54.5%。濕(shi)地(di)(di)類型(xing)包括天(tian)然(ran)濕(shi)地(di)(di)和(he)人工濕(shi)地(di)(di)。天(tian)然(ran)濕(shi)地(di)(di)943.73公(gong)頃(qing)(qing)，主要是永久性河(he)流濕(shi)地(di)(di)和(he)洪(hong)泛濕(shi)地(di)(di)，人工濕(shi)地(di)(di)405.38公(gong)頃(qing)(qing)，主要為庫塘濕(shi)地(di)(di)。濕(shi)地(di)(di)公(gong)園(yuan)規劃(hua)為5個功能分區(qu)，即濕(shi)地(di)(di)保育區(qu)、恢復(fu)重建區(qu)、合(he)理(li)利用區(qu)、科普宣教區(qu)和(he)管理(li)服務區(qu)。
濕地(di)(di)保育區(qu)(qu)包括公(gong)(gong)園(yuan)內大(da)部(bu)(bu)分的(de)(de)(de)河(he)流(liu)濕地(di)(di)、庫塘(tang)濕地(di)(di)及周邊的(de)(de)(de)森(sen)林(lin)，面(mian)(mian)(mian)積(ji)(ji)1850.86公(gong)(gong)頃(qing)，占(zhan)濕地(di)(di)公(gong)(gong)園(yuan)總面(mian)(mian)(mian)積(ji)(ji)的(de)(de)(de)74.78%。恢復重建區(qu)(qu)包括公(gong)(gong)園(yuan)北部(bu)(bu)受(shou)污染和南部(bu)(bu)受(shou)干擾(rao)較多的(de)(de)(de)濕地(di)(di)區(qu)(qu)域，面(mian)(mian)(mian)積(ji)(ji)290.78公(gong)(gong)頃(qing)，占(zhan)濕地(di)(di)公(gong)(gong)園(yuan)總面(mian)(mian)(mian)積(ji)(ji)的(de)(de)(de)11.75%。合理利用區(qu)(qu)位(wei)于(yu)楊子壩(ba)至許壩(ba)的(de)(de)(de)區(qu)(qu)域，面(mian)(mian)(mian)積(ji)(ji)315.66公(gong)(gong)頃(qing)，占(zhan)濕地(di)(di)公(gong)(gong)園(yuan)總面(mian)(mian)(mian)積(ji)(ji)的(de)(de)(de)12.75%。科普(pu)宣(xuan)教區(qu)(qu)位(wei)于(yu)規劃(hua)區(qu)(qu)中部(bu)(bu)，面(mian)(mian)(mian)積(ji)(ji)15.11公(gong)(gong)頃(qing)，占(zhan)濕地(di)(di)公(gong)(gong)園(yuan)總面(mian)(mian)(mian)積(ji)(ji)的(de)(de)(de)0.61%。管理服(fu)務(wu)區(qu)(qu)位(wei)于(yu)許壩(ba)，面(mian)(mian)(mian)積(ji)(ji)2.55公(gong)(gong)頃(qing)，占(zhan)濕地(di)(di)公(gong)(gong)園(yuan)總面(mian)(mian)(mian)積(ji)(ji)的(de)(de)(de)0.10%。
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