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　　南??(nan)洞??(dong)庭??(ting)湖??(hu)位??(wei)于??(yu)中??(zhong)國??(guo)長??(chang)江??(jiang)流??(liu)域??(yu)重??(zhong)要?(yao)調(diào)??(tiao)蓄??(xu)湖??(hu)泊??(bo)和??(he)濕??(shi)地?(di)――洞??(dong)庭??(ting)湖??(hu)西??(xi)南??(nan)??，面??(mian)積??(ji)1680平??(ping)方??(fang)公??(gong)里??(li)??，被?(bei)國??(guo)家??(jia)列??(lie)為??(wei)“濕??(shi)地??(di)和??(he)水??(shui)禽??(qin)自??(zi)然?(ran)保??(bao)護??(hu)區(qū)??(qu)”??，具??(ju)有??(you)“水??(shui)漲??(zhang)為??(wei)湖??(hu)、水??(shui)落??(luo)為??(wei)洲??(zhou)”的??(de)自?(zi)然??(ran)特??(te)色?(se)??。??這??(zhe)里?(li)是??(shi)各??(ge)種?(zhong)珍??(zhen)稀??(xi)、瀕?(bin)危??(wei)物??(wu)種??(zhong)的??(de)天??(tian)然??(ran)基?(ji)因??(yin)庫??(ku)??，同??(tong)時??(shi)也??(ye)是??(shi)重??(zhong)要??(yao)棲??(qi)息??(xi)地??(di)和??(he)繁??(fan)殖?(zhi)場??(chang)??。。