1. For Macs, open a Terminal (On PC's use Putty http://www.chiark.greenend.org.uk/~sgtatham/putty/)
2. ssh seaspray
3. cd /opt/vars/bin
4. ./lookup_mergestatus <ROV> <DIVE>
Examples:
./lookup_mergestatus Tiburon 775
./lookup_mergestatus "Doc Ricketts" 82
./lookup_mergestatus Ventana 2011

Note: Doc Ricketts needs quotes around it
The results will look something like:

===========================================================================
ROV: Doc Ricketts
Dive Number: 82

==== Status of Data Merge with EXPD ====
Merged On: 2011-05-23 16:21:58
Merged using edited navigation data
Recorded Dates are from 'VARS' database(s)
Video-frame count: 681
Status Message: Using PRAGMATIC merge

==== Details About this VideoArchiveSet ====
Tracking Number: 2009247
Number of dives: 1
1) Dive Number: 82
Chief Scientist: David Clague
Number of Tapes: 15
1) Name: D0082-06HD
Video-frame count: 85
2) Name: D0082-08HD
Video-frame count: 82
3) Name: D0082-03HD
Video-frame count: 104
4) Name: D0082-02HD
Video-frame count: 42
5) Name: D0082-04HD
Video-frame count: 68
6) Name: D0082-10HD
Video-frame count: 39
7) Name: D0082-07
Video-frame count: 0
8) Name: D0082-05
Video-frame count: 0
9) Name: D0082-03
Video-frame count: 0
10) Name: D0082-02
Video-frame count: 0
11) Name: D0082-01
Video-frame count: 0
12) Name: D0082-01HD
Video-frame count: 63
13) Name: D0082-09HD
Video-frame count: 43
14) Name: D0082-07HD
Video-frame count: 95
15) Name: D0082-05HD
Video-frame count: 60