The development of the fish scales in my avatar came in this thread.

http://forum.runtimedna.com/showthread.php?22936-Please-recommend-a-procedural-material

I have not gone through it completely to see what's there, but it is where my avatar first appeared.

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Renderosity forum reply notifications are wonky. If I read a follow-up in a thread, but I don't myself reply, then notifications no longer happen AT ALL on that thread. So if I seem to be ignoring a question, that's why. (Updated September 23, 2019)