The Puffer Forum

I have 2 gsp & for the last couple days one of them has turned a blackish color & not looking to good. He pretty much stays this color except he'll change back to normal when I feed them, but then goes right back to blackish again. Today he hasn't wanted to eat. I'm wondering if maybe his te...

this might be a totally stupid question but i'm gonna ask anyway. when doing weekly water changes for gsp's, do i leave them in the tank while vaccuming the top of their sand?