It may sound a little macabre, infact it probably is.
Anyway due to the excitement expressed in this thread http://www.twcenter.net/forums/showthread.php?t=423794 i decided it was clearly an amazing feature no Total war game could go without .
So instead of a load of silly looking sychronised swimmers when a ship is killed you will not ger a fair number of bodies as well as sycronised swimmers.
Bit of an extreme example caused by two first rates dieing next to each other.
Spoiler Alert, click show to read:
Installation
Extract the .rar file to data (usually C:\Program Files (x86)\Steam\steamapps\common\napoleon total war\data) there is no need to edit your user.script.
Download