Using The Information Panes To Collect Data From The Echoes; Retrieving The Latest Echogram History - Simrad ES80 Reference Manual

Operating procedures
Using the information panes to collect data
from the echoes
Topics
Retrieving the latest echogram history, page 127
Disabling the automatic echogram history recording, page 128
Changing the colour scale in the ES80 presentations, page 129
Opening the Depth information pane to read the current depth, page 131
Investigating the biomass, page 132
Changing the calculation parameters for the Biomass information pane, page 133
Investigating the echo strength to determine the species in the school, page 134
Locating the position of single fish in the beam, page 136
Locating the position of single fish in the beam, page 137
Investigating the bottom characteristics, page 138
Selecting fish species and changing their size to improve the size distribution
information, page 139
Changing the calculation parameters for the Size Distribution information pane, page 140
Using the Zoom information pane to study details in the echogram, page 140

Retrieving the latest echogram history

The History information pane allows you to view previously recorded echogram
sequences.
Context
The History function saves the echogram images automatically on the Processor
Unit hard disk These images can be recalled using the History information pane.
The information in the History presentation is the same as on the original echogram
presentation.
Note
The number of history files is limited. After reaching the maximum number of files, the
latest echogram picture overwrites the oldest one. The history function still allows you to
quickly look through echogram pictures from several hours.
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