Algae and Pests

Struggling with green algae? This could be due to a number of reasons. Read our helpful guide on determining the cause of and combatting green algae.

Bubble algae is a bottle green single-celled algae which forms jelly bean or round, marble-like shapes in the marine aquarium.

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.

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.

Brown algae can be a plague that ruins the look of a reef tank and can cause the owner to pull their hair out, and is most common in young reef tanks.

Flatworms can be a pest in reef aquaria and if left alone they can multiply and reach plague proportions. Here’s how to control them.

Cyanobacteria is often mistaken for algae but as the name suggests its a bacteria, not an algae at all. Because its not an algae, it needs to be tackled in different ways.

Aiptasia are the bane of many a reefkeeper’s life, and they can get so bad that people leave the hobby because of them.