Fish & Aquariums Advice

Bettas survive in bowls, which is why they're sold with them. Surviving and living well are different things, and the gap is about twenty pounds of equipment.

7 min read

Fish barely need light at all. Plants do, algae wants it more, and the balance between those three is set by a timer.

6 min read

25 percent weekly covers most tanks. What matters is why: nitrate accumulates, and nothing in a normal filter removes it.

7 min read

The inch per gallon rule has killed more fish than any other piece of aquarium advice. Here's what to use instead.

8 min read

Most new tanks fail in the first month for one reason. Cycling fixes it, takes three to six weeks, and costs about the price of a test kit.

9 min read