Simrad ES80 - Colour Scale Page

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•CalculationInterval
TheCalculationIntervalsettingsdenetheparametersthatareusedtocalculatethe
biomassandthesizedistribution.Youcanbasethecalculationsonsaileddistance,
elapsedtime,oraportionoftheechogramview.
TheCalculationIntervalparameterscanaccessedfromtwoplacesintheES80user
interface.
CalculationIntervaldialogbox,page344
•ColourScale
ThecolourscalesusedbytheES80aredesignedtoreectthehowstrongtheechoes
are.Theechostrengthismeasuredindecibels(dB).Inthebasiccolourscalewith12
colours,eachcolourrepresentsa3dBstep.Thismeansthattheentirescalecovers
36dB.ThedynamicrangeoftheES80ismuchlarger.TheColourScaleparameters
allowyoutochangethelowerlimitofcolourscalerangetomatchthecurrentechoes.
ColourScalepage,page434
•SizeDistribution
TheSizeDistributioninformationpaneshowsahistogramoftheechoesdetected
fromsingleshes.Thecalculationsarebasedonthefactthatdifferentshspecies
havedifferentechostrength.Theechostrengthalsodependsontheoperational
frequencyyouuse.TheSizeDistributionpageallowyoutodenethepropertiesfor
thehistogramshownintheSizeDistributioninformationpane.
SizeDistributionpage,page438
Relatedinformationpanes
ColourScaleinformationpanedescription,page235
Depthinformationpanedescription,page237
ColourScalepage
ThecolourscalesusedbytheES80aredesignedtoreectthehowstrongtheechoesare.
Theechostrengthismeasuredindecibels(dB).Inthebasiccolourscalewith12colours,
eachcolourrepresentsa3dBstep.Thismeansthattheentirescalecovers36dB.The
dynamicrangeoftheES80ismuchlarger.TheColourScaleparametersallowyouto
changethelowerlimitofcolourscalerangetomatchthecurrentechoes.
Howtoopen
ThepageisopenedintheInformationPaneOptionsdialogbox.ToopentheInformation
PaneOptionsdialogbox,selectthebuttonontheActivemenu.
SimradES80ReferenceManual