Yeah I use vinegar/water for cleaning as well. It does a good job getting solid bits up. For sanitizing I usually use a F10 at a concentration of about 1:250 with water.
I just set Swordtail's timer for his bath and paused it so I could actually fill his soaking bowl up and he crawled over my phone and canceled the timer
Mirage came out of brumation on April 26. He was doing great. On May 2 he started acting funny. We just redid his tank, and he keeps going into one of his hides. He just lays there. He shows no intrest in food. HELP!