I posted a thread on sexing yellow perch complete with illustrations and pictures. No clue where it is and I'm not exactly enamoured by the search engine here either.

Oh wait here it is:

http://forums.pondboss.com/ubbthreads.php?ubb=showflat&Number=369678&page=1

Looks like Google does a better job than the onsite search engine. I'll have to keep that in mind.

If pigs could fly bacon would be harder to come by and there would be a lot of damaged trees.