Sid, welcome to the forum. Up here, the Tilapia grower that sells for consumption sells whole, live fish. Once a knife is put to the fish the set of rules change in a big way.

www.hoosierpondpros.com

[Linked Image from lh6.ggpht.com]
http://www.pondboss.com/subscribe.asp?c=4
3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).