Salinity Tolerance and Growth Response of Juvenile Oreochromis mossambicus at Different Salinity Levels

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摘要 JuvenilesofOreochromismossambicuswithinitialwetweightsof0.0382±0.0859gandinitialtotallengthsof0.735±1.425cmweretestedfortheirsalinitytolerance.Thejuvenilesweresubjectedtofivesalinitylevelsforaperiodofseventy-fivedays.Thesesalinitylevelscorrespondtothesalinitiesfoundalongthecreekandinestuarineregions.Eachsetofexperimentswasconductedatafifteendayintervals.Theweight,lengthandsurvivalratewerecalculated.Nomortalitywasobservedatsalinitylevels0,5,10and15,whilethejuvenilesfacedslightmortalityat20inthesameenvironmentalconditions,includingthediet.Therewasnosignificantdifferenceinspecificgrowthrateatallsalinitylevels.ThejuvenilesofO.mossambicuscouldsurviveupto20salinity.Theseresultssuggestthatthisspeciescangrowandbeexploitedcommerciallyinbrackishwaters,riversandestuarineregions.
机构地区 不详
出版日期 2004年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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