50-70% and Safe is for the replaced volume of course.
How fast are you replacing the water?
A double dose of Safe for 150 gal is 1/4 teaspoon? I would increase it to 1.5 teaspoons.
50-70% and Safe is for the replaced volume of course.
It wasn't corroded, but the plastic cover was torn away. It was one of those cheapo twist ties with thin flat flap of plastic or paper.Was it corroded? Strip back the paper or plastic and see.
Gills are not brown but red when I checked them. Thanks, now my paranoia is going to build back up again LOL.It takes very little salt to make nitrite non-toxic and nitrite should make the gills brown so I wonder if something else is going on...
If it is nitrite there might be damage due to hypoxia. If not, it's 100% reversible.