英语科普:鱼的耳石中暗含洄游信息

英语科普:鱼的耳石中暗含洄游信息

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时间:2019-10-20

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1、ScientistsattheUniversityofSouthamptonhavefoundawaytopry1intotheprivatelivesoffish-bylookingintheirears.Bystudyingearstonesinfish,whichactastinydatarecorders,scientistscannowrevealmigration2patternsandevenprovideinsightsintotheirsexlife.Managingfishstocksinasustainablewayisamajorchallengefac

2、ingscientists,conservationists,policymakers3andfishermen.Togetthebestresults,accurateinformationaboutthemovementsoffishinthewildisneededbutgathering4thisinformationisextremelydifficult.Tinyearstonescalled'otoliths;whichareinallbonyfish,storechemicalelementspickedupfromthesurroundingwater.Asf

3、ishmigrate,changesintheambientwaterchemistryarerecordedintheotoliths,butitisdifficulttotranslatethesesignalsintorecordsoffishmovements.Nowresearchershaveeffectivelycreatedatranslationdictionary・revealingwhatthedifferentchemicalelementsstoredinthechemicalmakeup5ofthestonescantellusabouttheenv

4、ironmeritsfishhavetravelledthrough・Theresearch,conductedattheUniversityofSouthamptonandtheCentreforEnvironment,FsheriesandAquacultureScience(Cefas)inLowestoft,involvedraisingplaiceinanaquarium6foroneyearwhilemeasuringthechemistryofthewaterandthefishes'blood.Attheendoftheexperiment,theycompar

5、edthewater,bloodandotolithchemistrytobetterunderstandhowelementsbecomeintegratedintothegrowingotolith.'TheseotolithscannowbeusedliketheFtosettaStone・allowingustoreadthestoryoffishmigrations?fromthechemistryoftheirears,”saysCliveTrueman,co・authorofthestudyandAssociateProfessorinMarine8Biology

6、attheUniversityofSouthampton.”Wealsofoundthatsexcaninterfere9withthechemicalsignals.ThiscomplicateslOthejoboftranslation,butprovidesuswithnewinformationaboutthebiology,andprivatelives,offishatsea/'Thenewinsights,whichhavebeenpublishedinMethodsinEcologyandEvolution,cannowbeusedtobetterunderst

7、andmovementsoffishesthroughouttheworld'soceansandwillhelpinscience-basedconservationandsustainablefisheries・词汇解析:1pryvi.窥(刺)探,打听;vt.撬动(开,起)参考例句:He'salwaysreadytopryintootherpeople'sbusiness.他总爱探听别人的事。Weuseanironbartopryopenthebox.我f门用铁棍撬开箱子。1migrat

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