Help Guides

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.

Coldwater aquariums are as colourful, lively, and rewarding as any tropical ecosystem. With the right approach, they’re simple to set up and maintain, creating the perfect environment for keeping coldwater or temperate fish. This guide will walk you through everything you need to know, from tank choices and equipment through to stocking and long term care.

We are so lucky in fishkeeping that we have so much colour and variety in fish. There are 32,000 fish species that we know of and they have every colour and pattern.

Algae itself is a natural phenomenon. Wherever there is light and water there is algae, and algae has been on Earth for a billion years.