About Fish_track_change_in_range
Fish_track_change_in_range is an analysis export variable available in exported fish track analyses.
It reports the range of the first target minus the depth of the last target in a fish track region (m).
This variable is exported only if it is selected on the Export page of the EV File Properties dialog box.
See also
About analysis
About analysis variables
About beam geometry
About fish track regions
About Fish_track_change_in_depth