ha that's kinda the way I feel too, even though I have some clowns and like them - but I hate that everybody calls the orange one "nemo" worse than anything else
But clowns are great to start out with, I agree. I've found them to be pretty personable as well, if that doesn't sound weird.
I...
Yep you'll want to do more extensive vacuuming if you want to get rid of that debris. I've got two different gravel vacuums I use regularly, on has a small end on it that can get into the tighter spots in my tank and one is wider and makes quick work out of the big areas that I can get into...
Man that sucks! I'll have to keep an eye out for that, I've never had a problem with the power head slipping on mine but doesn't mean it couldn't happen
I've heard firefish are jumpers. Mine never has jumped out of the tank, but I had a foxface that jumped out and I also wasn't home at the time, kinda sucked.
Anytime you are able to actually be there when the fish jumps out, that is is a luck time!
I've got an unused one sitting in a box (it wasn't big enough for the powerhead I have on my AquaC), but I just took a look at it. It is split into two chambers on the inside.
Here's a couple pictures of the thing if it helps you out :)
http://www.flickr.com/photos/8179974@N06/2758543926/...