Size Distribution, Biomass And Fish Density; How To Monitor The Fish Size Distribution - Simrad ES70 - REFERENCE MANUAL REV A Reference Manual

5 Click to save the current settings and close the dialog.
OK
If you set maximum depth to a value identical or smaller than the minimum value, the
bottom detection algorithm will be disabled. The echo sounder will then not be able to
detect the bottom at all, and the displayed depth will be 0.00m

Size distribution, biomass and fish density

If you use a "split beam" transducer on your ES70 the echo sounder will you provide you
with information about the size distribution and density of the fish beneath the hull.
Related topics
• About biomass on page 204

How to monitor the fish size distribution

The size distribution is presented using the
→ Size Distribution information pane on page 54
1 Click the
Size Distribution
2 To change the size of the information pane, click in the bottom right corner, hold
the mouse button depressed, and drag.
3 Click on the histogram titles to see the relevant presentations.
4 To change the presentation parameters:
a Click the tool button in the top right corner of the information pane to open
the
Size Distribution
The dialog can also be opened from the
→ Size Distribution on page 166
b Make the necessary adjustments.
c Click to save the current settings and close the dialog.
OK
5 To change the fish species:
a Click the
Setup
b Click
Fish Select
→ Fish Select on page 139
338106/A
Size Distribution
icon on the
Title Bar
dialog.
icon under the
Main
to open the
Fish Select
Operational procedures
information pane.
to open the information bar.
sub-menu.
Active
menu to open the
Setup
dialog.
sub-menu.
77