How to Pick Fish for Your Tank

Skunk Clowns in Anemone
The most frequently asked questions on the forums tend to be those about just which fish to purchase. This is a deceptively simple question because there is so much that goes into it. It's part about the fish, part about the environment that the fish will live in and then becomes an equation involving the other fish that will live in the tank, the desires of the aquarist, and of course, your pocke...
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Survival is NOT Success

fat and happy goby
There is a common trend I've noticed on some of the forums I admin where people feel that they are doing well if their fish survive. Of course we want our fish and other livestock, and plants, to survive, but survival is not the measure of success. Survival is the minimum thing. What we are looking for as keepers of things in water, is for those things to thrive. To thrive is better than to survi...
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PomPom Crabs: Reef Safe?

pom pom crab
For the most part you will hear people say to keep all crabs out of your reef tank. I don't agree. Of course there are "bad" crabs but not all crabs fall into that category. This video explores the Pom Pom crab and where it fits into that idea of a "bad" crab. A big hint as to my answer should be the fact that this video is of my own pom pom crab. https://youtu.be/AaOxw374kZc
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Arowanas – and other big fish

Arowana
The below linked article is about the popularity of the Arowana. If you haven't heard of them I'm not surprised. They aren't readily available in most fish stores anymore. Time was you could get them at Pet Smart. Some species of Arowana, like the Asian Arowana are banned at the federal level in the US though you can still legally get the Silver Arowana. The Asian Arowana does well in American wat...
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Do you need a fancy salinity testing pen?

New fancy salinity testers
When keeping a marine tank, a reef tank, or a brackish tank we all know it's important that the salinity be maintained and correct. I mention three different kinds of tank above because they can have different salinity from one another. Sometimes you will see salinity recommendations expressed differently, sometimes you see something like 32 and others 1.025. There are different ways to measure it...
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