Aquarium Calculator

How do you know if that carbon dioxide is floating around in your tank or actualy doing something? You can’t tell from looking at it. … Read more

There’s something quietly satisfying about watching an aquarium stabilize. Feed your fish, change your water and watch the numbers hold. That’s usually an illusion in … Read more

Water hardness, This is one measurement where there are multiple definitions and the “simplistic” definition doesn’t always apply. Hardness refer to both magnesium and calcium, … Read more

The water test kit reads three parts per million, but your planted tank need eight. And the number you get is only three. It doesn’t … Read more

You get the right substrate and you start a new planted tank with high hopes. You add the fish and wait for the green explosion, … Read more

Temperature stability matter, because letting your aquarium’s temperature fluctuate two degrees overnight is the single most costly mistake you can make in reef keeping. What … Read more

Reef keepers has a special kind of anxiousness. They purchase one mushroom coral and plop it down on rock. Before they know it, the coral … Read more

So there it is…you wake up one morning and discover that your angelfish have spawned once again. Out comes the cone or slate, and there … Read more

How many times do you purchase a small fragment of pulsing xenia? It’s pretty cool in the quarantine tank so you get one. Fast forward … Read more

Assassin snails keep aquariums pest free (ramshorn, bladder snails, etc.). They’re harmless to fish. In planted tanks, they’ll clean up without bothering any inhabitant. What … Read more