Those are rivers I believe. Basicly the fishes are attracted to this one smell, and when they smell that, that means something is near. They go into that thing, and go inside of it, and start to expand and eat it. Well, pee smells like that thing. And your richard looks jsut like that thing they crawl into to eat.(Sorry, can't remember the details)
I read part of it, I didn't find it very disguising though. I got bored.
What. The. forget. Seems like that guy is a terrible excuse for an author.And he's actually real:http://chuckpalahniuk.net/features/shorts/gutsWow, look at the reviews.
EDIT: Oh my god why am I laughing at this?
Hahaha, even if that was real, it was sickeningly awesome. I loved the last two lines. You couldn't have thought of a better ending to a story like that.