Aquariums

One of the greatest advances in reefkeeping in the last few years has been in nutrition. What does this mean for our corals?

Extreme heatwaves are becoming more frequent and that can affect your aquarium fish. Even tropical fish don’t like it too hot, so hot weather can cause aquarium overheating and risk their lives.

Hair algae is the common name for the green filamentous algae that grows in reef tanks. Its most common in new aquariums, but can show up for a number of reasons.

Alkalinity, also known as KH, dKH or Carbonate Hardness is one of the most important parameters in a reef tank. Control KH and you will be well on the way to success.

Cleaning a sponge should be the easiest of tasks, with few ways to get it wrong, but not if its an aquarium filter sponge.

This is one of the most frequently asked questions, and one that we’ll attempt to answer here. But it is subject to many variables which need to be addressed first.

Reef tanks don't need to be huge, you can create a stunning reef aquascape in a nano tank! Read our help guide to help you learn all you need to know.

Ich is an abbreviation of the word Ichthyophthirius multifiliis, the scientific name for Whitespot, something most fishkeepers experience at some point.

Corals need Calcium just like we do, and if they aren’t doing well, after addressing light and water flow, Calcium is usually the thing we think we need to raise first.