I decided to check the manufacture of my skimmer's website. If you scroll to the bottom, they have bioload ratings.
This is the 230
http://www.saltwaterconnection.com/i...roducts_id=113
This is the one I use:
http://www.saltwaterconnection.com/i...roducts_id=115
My memory was off with regards to the specs for mine, and as the 230 is rated differently from mine, my previous assumption was clearly in error.