Throughoutthepresentwork,unlessotherwisegiven,thecontrolandexperimentalvaluesarethereplicatesofatleast6independentobservations.Thedataareexpressedasx±SE.StatisticalcomparisonsweremadebyStudents‘t’test(SnedecorandCochran,1967).Whereverneeded,estimatesofdegreesofstatisticalsignificantdifferencesbetweengroupsweremadebyanalysisofvariance.Allregressioncalculationsusedstandardprogrammesforlinearleastsquareregressionandcomparisonoftheslopesoftheregressionlineswereprepared.Correlationanalysiswasusedtorecordanyinteractionbetweentheparametersunderscrutinyandbodyweightofthefish.ThegeneralequationY-awborlogy=loga+blogwasusedtoshowvariousallometricrelationshipsbetweenbodyweightandO2uptakerate.WherevernecessarythedatawasalsosubjectedtocomputeranalysisusingaCompaq1702computerdevelopedbyWIPRO,Bangalore,India.

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