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　　三九養(yǎng)生堂記者 鄧肯·蓋伊 報(bào)道

精彩|　　1980年?(nian)以??(yi)來??(lai)?，長?(chang)江??(jiang)江??(jiang)豚??(tun)種??(zhong)群??(qun)數(shù)??(shu)量??(liang)快??(kuai)速??(su)衰??(shuai)減??(jian)??。??相??(xiang)關(guān)??(guan)調(diào)??(tiao)查??(zha)顯??(xian)示??(shi)?，1991年??(nian)長??(chang)江??(jiang)江??(jiang)豚??(tun)數(shù)??(shu)量??(liang)為??(wei)2700多??(duo)頭??(tou)?，2017年??(nian)僅??(jin)存?(cun)1012頭?(tou)??。2021年??(nian)?，長?(chang)江??(jiang)江??(jiang)豚??(tun)從??(cong)二??(er)級??(ji)保??(bao)護(hù)??(hu)野??(ye)生??(sheng)動(dòng)??(dong)物??(wu)升??(sheng)級??(ji)為??(wei)一??(yi)級?(ji)保??(bao)護(hù)??(hu)野??(ye)生??(sheng)動(dòng)??(dong)物??(wu)??。2022年?(nian)?，農(nóng)??(nong)業(yè)??(ye)農(nóng)??(nong)村??(cun)部??(bu)組??(zu)織??(zhi)的??(de)長??(chang)江??(jiang)江??(jiang)豚??(tun)種??(zhong)群??(qun)數(shù)??(shu)量??(liang)科??(ke)學(xué)??(xue)考??(kao)察??(cha)顯??(xian)示??(shi)：長??(chang)江??(jiang)江??(jiang)豚??(tun)數(shù)??(shu)量??(liang)為?(wei)1249頭??(tou)?，與??(yu)2017年??(nian)科??(ke)學(xué)??(xue)考??(kao)察??(cha)相??(xiang)比??(bi)?，5年??(nian)內(nèi)??(nei)江??(jiang)豚?(tun)數(shù)??(shu)量??(liang)增??(zeng)加??(jia)23.42%?，種??(zhong)群??(qun)數(shù)??(shu)量??(liang)止??(zhi)跌??(die)回?(hui)升??(sheng)?，呈??(cheng)現(xiàn)??(xian)恢??(hui)復(fù)??(fu)性??(xing)增??(zeng)長??(chang)???！　≈??(zhong)視??(shi)并??(bing)加?(jia)快??(kuai)推??(tui)進(jìn)??(jin)生?(sheng)物??(wu)多??(duo)樣?(yang)性??(xing)本?(ben)底??(di)調(diào)??(tiao)查??(zha)??。??當(dāng)??(dang)前??(qian)??，長??(chang)江??(jiang)生??(sheng)物?(wu)多??(duo)樣?(yang)性??(xing)下??(xia)降??(jiang)的??(de)總??(zong)體??(ti)趨??(qu)勢??(shi)尚??(shang)未??(wei)得??(de)到??(dao)有??(you)效??(xiao)遏??(e)制??(zhi)??，而??(er)各??(ge)地?(di)開??(kai)展?(zhan)生??(sheng)物??(wu)多??(duo)樣??(yang)性??(xing)保??(bao)護(hù)??(hu)時(shí)??(shi)??，由??(you)于??(yu)本??(ben)底??(di)不??(bu)明??(ming)??，對??(dui)長??(chang)江??(jiang)生??(sheng)物??(wu)多?(duo)樣??(yang)性??(xing)保??(bao)護(hù)??(hu)的??(de)目??(mu)標(biāo)??(biao)對??(dui)象??(xiang)、保?(bao)護(hù)??(hu)范??(fan)圍??(wei)缺?(que)乏?(fa)清??(qing)晰??(xi)了??(le)解??(jie)??。截??(jie)至??(zhi)目?(mu)前??(qian)??，中??(zhong)國??(guo)水??(shui)產(chǎn)?(chan)科??(ke)學(xué)??(xue)研??(yan)究??(jiu)院??(yuan)長??(chang)江?(jiang)水?(shui)產(chǎn)??(chan)研??(yan)究??(jiu)所??(suo)已??(yi)設(shè)??(she)立??(li)國??(guo)家??(jia)農(nóng)??(nong)業(yè)??(ye)科??(ke)學(xué)??(xue)重?(zhong)慶??(qing)觀??(guan)測??(ce)實(shí)??(shi)驗(yàn)??(yan)站??(zhan)和?(he)國?(guo)家??(jia)漁??(yu)業(yè)??(ye)資??(zi)源??(yuan)環(huán)??(huan)境??(jing)武?(wu)漢??(han)觀??(guan)測??(ce)實(shí)??(shi)驗(yàn)??(yan)站??(zhan)??，江??(jiang)蘇?(su)、湖??(hu)北??(bei)、上??(shang)海?(hai)、安??(an)徽??(hui)等??(deng)省??(sheng)市??(shi)也??(ye)陸??(lu)續(xù)??(xu)開??(kai)展??(zhan)生??(sheng)物??(wu)多??(duo)樣??(yang)性??(xing)本??(ben)底??(di)調(diào)??(tiao)查??(zha)??，力??(li)求??(qiu)摸??(mo)清??(qing)長??(chang)江??(jiang)生??(sheng)物??(wu)多??(duo)樣??(yang)性??(xing)家??(jia)底??(di)、掌??(zhang)握??(wo)動(dòng)??(dong)態(tài)??(tai)、查??(zha)明??(ming)問??(wen)題??(ti)??，為??(wei)制??(zhi)定?(ding)生??(sheng)物?(wu)多??(duo)樣?(yang)性??(xing)保?(bao)護(hù)??(hu)相??(xiang)關(guān)??(guan)政??(zheng)策??(ce)??，提??(ti)升??(sheng)生??(sheng)態(tài)??(tai)系??(xi)統(tǒng)?(tong)多??(duo)樣??(yang)性??(xing)、穩(wěn)??(wen)定??(ding)性??(xing)、持??(chi)續(xù)??(xu)性??(xing)提??(ti)供??(gong)科??(ke)學(xué)??(xue)依??(yi)據(jù)??(ju)??。

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