SimradES70
•LowerEchogram
Thishistogramiscreatedbasedonshechoesfromthebottomechogramforthe
chosenchannel.Bydefault,thisisabottomechogram.
ThedataiscalculatedbasedontheselectionyouhavemadeintheCalculation
Intervaldialog.
Ifyouhaveselectedonlyasmallverticalrangeclosetobottom,thehistogram
maybeempty.Thisbecausetheshvolumeissmallduetothelimitedrange
selected,andbecausethetargetstrengthalgorithmmusttakeintoconsideration
otherbottomechoesthansh.
•Zoom
Thishistogramiscreatedbasedonshechoesfromthecurrentlyzoomedarea.
3Meanvalue
Thelargenumberaboveeachhistogramisthemeanvaluefromthetallestbar.The
unitreectsthemodechosenintheSizeDistributiondialog.
Tochangethesettingsinthehistogram,clickSizeDistributionontheActivemenu.
TheSizeDistributiondialogallowsyoutoshapethehistogramintheSizeDistribution
informationpaneltoyourownrequirements.Youcansetupthemode,theupperand
lowerlimits,theaccuracy,andtheverticalresolution.
Relatedtopics
•Monitoringtheshsizedistributiononpage66
FishPositioninformationpane
Toopenthisinformationpane,clicktheFish
PositioniconontheTitleBar.
TheFishPositioninformationpaneshows
thepositionwithinthebeamofthedetected
singleechoesforthecurrentping(largest
circles)andthethreepreviousping(smaller
circles).Theviewis“fromabove”.The
coloursindicatetheechostrength.
Important
TheFishPositioninformationpaneisonly
availableifyourES70isequippedwithoneormoresplitbeamtransceivers.
Parameters
1Source
Thisisthesourceoftheshpositioninformation.Intheexample,thesurface
echogramisusedtodeterminethelatestshpositions.
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