Hydrogen Sulfide Gas is a Rare Problem But It Kills When It’s Present.

Hydrogen Sulfide is not a common problem in fish ponds, as far as we know. (It *is* a problem in fish tanks, though. Especially at a major cleanout and with disruption of the sand / fluorite etc.) What this means to pond people though, is; pond people don’t test for Hydrogen Sulfide much, so we … Read more