Welcome to Pond Boss, Funky!

If it's just a single fish swimming sideways, I would not worry about it, as it may just be old age/end of life.

Is it a larger bluegill (meaning old age/end of life) or smaller?


Excerpt from Robert Crais' "The Monkey's Raincoat:"
"She took another microscopic bite of her sandwich, then pushed it away. Maybe she absorbed nutrients from her surroundings."