[x1]

Well.. they do have quite a list of possibilities to piggy back off ( http://en.wikipedia.org/wiki/List_of_common_fish_names ) that could reduce confusion but still maintain similarity.

[ch0wn]

I don't believe that's an option for the author as he's known as "fish" around the web. :)

http://ridiculousfish.com/blog/about.html

[Someone]

"ghoti" would be a perfect name for a ridiculous fish, though (http://en.wikipedia.org/wiki/Ghoti)