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A Yangtze finless porpoise swimming in a blue pool
Photo: Huangdan2060 / CC BY 3.0

长Cháng江jiāng江jiāng豚tún数shù量liàng回huí升shēng

Yangtze finless porpoise numbers rise again

HSK 6

长Cháng江jiāng江jiāng豚tún是shì长Cháng江jiāng特tè有yǒu的de小xiǎo型xíng鲸jīng类lèi动dòng物wù。因yīn为wèi嘴zuǐ角jiǎo上shàng扬yáng,看kàn起qǐ来lai像xiàng在zài微wēi笑xiào,它tā们men被bèi人rén们men亲qīn切qiè地de称chēng为wéi“微wēi笑xiào天tiān使shǐ”。

由yóu于yú过guò度dù捕bǔ捞lāo、航háng运yùn繁fán忙máng和hé水shuǐ质zhì污wū染rǎn等děng原yuán因yīn,江jiāng豚tún的de数shù量liàng曾céng经jīng持chí续xù下xià降jiàng,一yī度dù面miàn临lín灭miè绝jué的de危wēi险xiǎn。

为wèi了le保bǎo护hù长Cháng江jiāng的de生shēng态tài环huán境jìng,从cóng2021年nián起qǐ,长Cháng江jiāng重zhòng点diǎn水shuǐ域yù开kāi始shǐ实shí行xíng为wéi期qī十shí年nián的de禁jìn渔yú措cuò施shī。

农Nóng业yè农Nóng村cūn部bù公gōng布bù的de调diào查chá结jié果guǒ显xiǎn示shì,2022年nián长Cháng江jiāng江jiāng豚tún的de数shù量liàng约yuē为wéi1249头tóu,比bǐ2017年nián的de1012头tóu有yǒu明míng显xiǎn增zēng加jiā。这zhè是shì多duō年nián来lái江jiāng豚tún数shù量liàng首shǒu次cì止zhǐ跌diē回huí升shēng。

专zhuān家jiā认rèn为wéi,这zhè一yī变biàn化huà说shuō明míng禁jìn渔yú等děng保bǎo护hù措cuò施shī已yǐ经jīng初chū见jiàn成chéng效xiào,但dàn江jiāng豚tún的de生shēng存cún状zhuàng况kuàng依yī然rán不bù容róng乐lè观guān,保bǎo护hù工gōng作zuò仍réng需xū长cháng期qī坚jiān持chí下xià去qu。

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