Since he seemed a bit pinched around the middle, I've tried feeding him directly. I took him from the aquarium and into a small bucket, into which I put some algae as well as a few bits of broccoli. He didn't seem interested in the food, but produced so much crap that I figure he must be eating enough.
Ganbatte, Buddy II!
Never attribute to malice what can be adequately explained by stupidity.
—Robert A. Heinlein