Why do I make this claim? Well, primarily to capture your attention. But think about some of the things fish can do that we cannot. For example, we two-legged beings can go forward, backward, and from side to side. Fish…
Fish Health Through Slime
Fish diseases—they are the meat of fish forums and the subject that takes up the most ink (or whatever causes words to form on a computer screen), so for today’s post, I am going to discuss fish immunity in relation…
Keeping “Difficult” Marine Fish
There are no real “difficult” fish; they survive just fine in the sea before someone comes along and collects them. They know what they need, and if we studied them in the sea, we would also know what they need,…
My Marine Aquarium Motto: Be Prepared!
I don’t know about you guys, but I like to be prepared for everything, not just for eventualities related to my marine tank, but for everything in life, as I don’t like surprises. Okay, I like some surprises, like once…
DIY Marine Aquarium Chiller
Aquatic creatures, with the exception of mammals, are all cold-blooded animals. Some sharks and tuna slightly warm their blood through the movement of their muscles, but we don’t normally keep pelagic sharks or tuna in our tanks, so we don’t…
Why Do We Find This Marine Aquarium Stuff So Fascinating?
I don’t know about many of you guys, but I have been watching fish for well over half a century, and today, as I was sitting close to my tank, watching every move of every tentacle, I started thinking, wow,…
A Fishy Biology Lesson From Paul
Though fish are our distant cousins, there are more differences than similarities between us. In today’s post, I’d like to explore the various characteristics that make a fish a fish—or not. Skeletal distinctions Of course, not all fish are the…
A Brief History of the Saltwater Aquarium Hobby
Our hobby of keeping saltwater fish for the sole purpose of pleasure is not very old. People have been keeping fish for thousands of years, but virtually all of those fish were used as food. Asian cultures have been culturing…
Blackworms Mean Better Health for Marine Fish
Live worms are about the best thing we can feed to our fish. How do I know this? Am I just making it up so I have something to write? Actually, no. Live California blackworms have been used for ornamental…
DIY Algae Trough—Fight Algae with Algae!
In my opinion, marine aquarium hobbyists have a fundamental misunderstanding of algae. It is not a disease, and it can’t be cured, as it grows on every healthy reef in the sea. We don’t usually see as much of it…