Dropsy – what is it and how can it be treated?

One of the fish diseases dreaded by most fishkeepers is dropsy – an accumulation of [...]

The fish keeper’s emergency toolbox.

The laboratory in which I worked when I first graduated from university was an exciting [...]

Aquarium plants: beautiful and beneficial.

One of the most obvious benefits of aquarium plants is how beautiful they make your [...]

Why are my fish flicking and scratching?

When we closely observe the behaviour of our aquarium fishes we soon get used to [...]

Water quality – not water clarity.

At Tetra, our customers often ask what it is that they should be looking for [...]

Understanding your aquarium filter bacteria.

Bacteria belong to an entirely separate domain of life to animals and plants. They cannot [...]

Phosphorus in your aquarium and pond.

The fish and plants that you keep in your aquarium and pond will have a [...]

New Year’s resolutions for healthy fish.

With Christmas almost here, many of us are already starting the countdown to 2018. Every [...]

Keep algae at bay for a happy, healthy pond or aquarium.

Algae is the simplest form of plant life, but its lack of complexity is often [...]