For cleaning reds 20" and over I use a 7" Dexter Russell Tiger Edge Slicer. That's one bad *** knife. I use it on every offshore fish we catch as well. For smaller reds, I use a 7" Dexter Russell Narrow Edge Filet knife. I don't even mess with the bones, just cut around them. It's pretty easy to get the hang of. I don't know what Mathgeek charges for fish cleaning but I'll clean reds all day long for .35 cents a pound!
This is what I learned from: