Bottom Hardness Information Pane - Simrad ES70 - REFERENCE MANUAL REV A Reference Manual

Simrad ES70
Note
Biomass is an optional function. In order to activate the
you must obtain a licence.
To open this information pane, click the
Related topics
• Biomass line on page 49
• How to monitor the current biomass on page 78
• About biomass on page 204

Bottom Hardness information pane

The
Bottom Hardness
using the bottom echo strength in the current echogram.
Note
Bottom hardness is an optional function. In order to activate the
information pane, you must obtain a licence.
52
: You can see biomass from three different
Echogram
sources.
•
Upper Echogram
from the fish echoes from the top echogram for
the chosen channel. By default, this is a surface
echogram.
•
Lower Echogram
from the fish echoes from the bottom echogram for
the chosen channel. By default, this is a bottom
echogram.
• : This biomass value is calculated from the fish
Zoom
echoes from the currently zoomed area.
Biomass
information pane displays the current bottom hardness calculated
The vertical line in the hardness colour scale positions
the current ping. The hardness of the current ping is also
shown with the numerical value.
The bottom hardness can also be indicated by enabling
the bottom hardness line in the
information pane,
Biomass
: This biomass value is calculated
: This biomass value is calculated
icon on the .
Title Bar
Bottom Hardness
Echogram
dialog.
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