If you have ever looked into your tank and seen a fish bloated so badly that its scales stick out like a pinecone, you were probably staring at dropsy. It is one of the most alarming things a keeper can witness, and the hard truth is that by the time the pinecone look...
You finished the pond, filled it, and now you are itching to add fish. This is exactly where most new pond keepers lose their first batch. A brand-new pond is a hostile place for fish until the biology catches up, and rushing this step is the single most common, and...
The first time you take a cutter to a coral you paid good money for, your hands will shake. Mine did. But fragging is one of the most rewarding skills in the hobby: it lets you shape colonies, trade with other reefers, and rescue a coral that is getting shaded or...
Watching a fish float upside down, list to one side, or sink to the bottom and struggle to rise is alarming, and it is one of the most common non-fatal problems keepers face. The good news is that swim bladder disease is often not a disease at all but a symptom, and...
If you have battled green pond water, you have probably seen UV clarifiers recommended as the magic fix. They have a real, earned reputation, but there is also a lot of confusion about what they do and what they cannot do. Let me give you the honest version so you can...
