Firethorn wrote:

Ya know - I don't really care WHO explains it. Both of you have been
helpfull members of the internet (newgroup) community for a LONG time.
Now stop action like passive agressive internet trolls and play nice.

In the absence of "free" advice from the group, my Google "gill scraping"
reveals:

Wished I had had the video while I was stumbling thru how to figure out how
to use the microscope I purchased this winter. How and where to do the
scrapings was also very informative. After watching the video on how to do a
gill scraping gave me the confidence to try it myself!! -- Bonnie H.
Cost is $33 per NTSC copy, plus Domestic S/H
http://koivet.com/html/shopping/shop...tails.php?id=3

Not at all free, but a reputable source, and looks like the info you seek
HTH
~ MattO