There is the black moor http://www.your-goldfish.com/black-moor-goldfish.html

Or http://en.wikipedia.org/wiki/Telescope_eye

Or http://www.your-goldfish.com/comet-goldfish.html

Or http://www.your-goldfish.com/goldfish-variety.html

Or http://en.wikipedia.org/wiki/Ryukin

So Dreamviews! Which one would you choose? (if anyone can tell me how to put the link in the word would be great. I tried it but no success.)