Rock Beauty Angelfish: a Finicky Feeder Best Left in the Sea

On one of my earliest dives down in the Florida Keys back in the 1990s, a gorgeous yellow and black angelfish caught my attention as I drifted over a section of reef. In my mind’s eye, I envision the angel…

Sometimes You Need to Overfeed Your Fish

You’ve heard time and again, here at Saltwater Smarts and elsewhere, that overfeeding is one of the surest ways to cause ill health in fish and pollute your aquarium water. The usual recommendation is to offer foods in very small…

Marine Fish Issues: When It’s Best to Leave Well Enough Alone

In most cases, issues affecting marine fish—diseases, behavioral issues, compatibility concerns, etc.—should be addressed and rectified as quickly as possible, lest small problems transform into much bigger ones. But there are some circumstances in which the best course of action…