廣東(dong)萬(wan)(wan)綠湖(hu)位(wei)于廣東(dong)省河(he)源(yuan)(yuan)(yuan)市東(dong)源(yuan)(yuan)(yuan)縣境內(nei),是華南(nan)(nan)(nan)最大的(de)人工庫(ku)塘濕(shi)地(di)(di),面(mian)積(ji)37500公(gong)(gong)(gong)(gong)頃(qing),庫(ku)容139億立方米,是東(dong)江的(de)主(zhu)要水(shui)源(yuan)(yuan)(yuan)水(shui)質常年保(bao)持在國家Ⅰ類(lei)地(di)(di)表水(shui)水(shui)質范(fan)圍。廣東(dong)萬(wan)(wan)綠湖(hu)濕(shi)地(di)(di)公(gong)(gong)(gong)(gong)園(yuan)(yuan)位(wei)于萬(wan)(wan)綠湖(hu)的(de)中部(bu)至南(nan)(nan)(nan)部(bu),占萬(wan)(wan)綠湖(hu)水(shui)域面(mian)積(ji)的(de)三分之(zhi)二,地(di)(di)理(li)位(wei)置(zhi)居于東(dong)經114°21′4″-114°43′20″,北緯23°42′53″-23°55′35″間,屬南(nan)(nan)(nan)亞熱帶北緣。濕(shi)地(di)(di)公(gong)(gong)(gong)(gong)園(yuan)(yuan)總面(mian)積(ji)26348.7公(gong)(gong)(gong)(gong)頃(qing),其中濕(shi)地(di)(di)24880.4公(gong)(gong)(gong)(gong)頃(qing),林地(di)(di)1466.3公(gong)(gong)(gong)(gong)頃(qing),建設用(yong)地(di)(di)2.0公(gong)(gong)(gong)(gong)頃(qing)。濕(shi)地(di)(di)公(gong)(gong)(gong)(gong)園(yuan)(yuan)北與錫場鎮(zhen)(zhen)、廣東(dong)河(he)源(yuan)(yuan)(yuan)新港省級(ji)自然保(bao)護區比鄰,南(nan)(nan)(nan)抵(di)庫(ku)岸線,西(xi)抵(di)新回龍鎮(zhen)(zhen),東(dong)至新港鎮(zhen)(zhen),濕(shi)地(di)(di)公(gong)(gong)(gong)(gong)園(yuan)(yuan)呈東(dong)西(xi)向不(bu)規則放射狀,整個(ge)濕(shi)地(di)(di)公(gong)(gong)(gong)(gong)園(yuan)(yuan)東(dong)西(xi)垂直(zhi)長約為35公(gong)(gong)(gong)(gong)里,南(nan)(nan)(nan)北垂直(zhi)寬約為24公(gong)(gong)(gong)(gong)里,距(ju)河(he)源(yuan)(yuan)(yuan)市區6公(gong)(gong)(gong)(gong)里,距(ju)廣州約250公(gong)(gong)(gong)(gong)里。廣東(dong)萬(wan)(wan)綠湖(hu)國家濕(shi)地(di)(di)公(gong)(gong)(gong)(gong)園(yuan)(yuan)從(cong)2010年3月份(fen)開(kai)始(shi)申報,2011年3月25日(ri)經國家林業(ye)局林濕(shi)發[2011]61號文件(jian)列入試點(dian)名單,為廣東(dong)省新豐江林業(ye)管理(li)局下(xia)屬公(gong)(gong)(gong)(gong)益一類(lei)事業(ye)單位(wei),核定事業(ye)編制4人。
廣(guang)東萬(wan)綠湖(hu)國(guo)家(jia)濕(shi)(shi)(shi)地(di)公園(yuan)濕(shi)(shi)(shi)地(di)類型簡單,根據《全(quan)國(guo)濕(shi)(shi)(shi)地(di)資源調(diao)查(cha)技術規程(cheng)(試(shi)行)》的分(fen)類系統,廣(guang)東萬(wan)綠湖(hu)國(guo)家(jia)濕(shi)(shi)(shi)地(di)公園(yuan)內的濕(shi)(shi)(shi)地(di)即萬(wan)綠湖(hu)屬(shu)人工濕(shi)(shi)(shi)地(di)中的庫塘濕(shi)(shi)(shi)地(di),面積24880.4公頃,占濕(shi)(shi)(shi)地(di)公園(yuan)總面積的94.4%。此外(wai),在局部(bu)平緩地(di)帶也有零(ling)星(xing)的草本沼澤(ze)分(fen)布。