For the new reefkeeper, pH shouldn’t be made a priority. Once corals are added it is KH which has greater immediate importance because it drops quickly.

A pristine reef full of fish and corals looks idyllic, but alas many (very desirable,) fish species are there to eat corals or other fish and will do the same in the home aquarium.

Dwarf cichlids have big characters for such small fish, and they’re suitable for tropical community tanks. Just keep it to one pair of dwarf cichlids per tank.

Whitespot is one of the easiest fish diseases to diagnose as just like its common name, it manifests itself as tiny white spots all over the fish.

Reef aquariums are one of the most amazing items we can own. They are essentially a piece of furniture, although they contain a diversity of colour and life.

Tropical fish come from a range of pH levels in nature but most are happy in a pH of 7. 7 is classed as a neutral pH and is neither acid nor alkaline.

Tankbuster is the term given to freshwater tropical fish which grow huge and outgrow their tanks. It’s also been known for big, powerful fish to actually break tanks.

Reefkeeping isn’t always as easy as ABC. The perfect reef tank involves work, dedication, the right equipment, patience, and money!

Here’s the Swell Guide to the best algae eaters for your aquarium.