Toxicity of ammonia, cadmium, and nitrobenzene to four local fishes in the Liao River, China and the derivation of site

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Toxicity of ammonia, cadmium, and nitrobenzene to four local fishes in the Liao River, China and the derivation of site

页码:656-663摘要:Waterqualitycriteria(WQC)areconsider,localdatabasedspecificWQCfortheLiaoRiver,China,fourlocalandwidespreadfishes(Pseudorasboraparva,Abbottinaliaoningensis,Ctenogobiusgiurinus,andMisprintsanguillicaudatus)werechosentotesttheirsensitivitiestoammonia,,site-specificWQCforthethreechemicalswerederivedusingbothalog-logisticspeciessensitivitydistribution(SSD)andthemethodrecommendedbytheUSEPA,inlinewithcurrentbestpractice,,followed,inorder,,,hthatincludingourdataonlocalfish,thereweresignificantdifferencesidentifiedamongparametersdescribingtheSSDcurvesforammoniaandnitrobenzeneandsignificantdifferences,site-specificWQCofLiaoRiverforammonia,cadmium,/L(),/L(atahardnessof100mg/LCaCO3),/L,,thenationalChineseWQCwerehigherthansite-specificWQCderivedinthisstudyforammonia(/L)andnitrobenzene(/L),whilethenationalWQCforcadmiumwaslower(/L).Theseresultsindicatedthatpublisheddatacanbehelpfulforusewhenderivingsite-specificWQCbutthatthereweredifferencesbetweensite-specificandnationalWQCwhichmayleadtoeitherover-orunder-protectiondependingonthepollutantifnationalWQCwereusedasthebasisforthewatermanagementofspecificriversystems,liketheLiaoRiver.全文链接:。

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