We might not always want to think too hard about it but can be strange to imagine that our fish (or maybe just their ...

Nathan Hill creates a useful aquatic device for those who want a river biotope tank with a more natural flow. Here's how to do it... If we absorb the new documentaries and scientific papers we can ...

Matt Clarke answers some of the most common questions on choosing an aquarium filter. Why do I need a filter? A filter is essential for removing wastes produced by fish. Without one, the water would ...

A) NEALE MONKS REPLIES: Quite a lot of human food is perfectly safe to use when feeding your fish. White fish fillet is good, particularly Tilapia, cod and coley, but avoid oily fish as that tends to ...

This amazing aquascape has been set up using only plastic plants. Impressed? Jeremy Gay sings the praises of the Sydeco plastic plant range from Rosewood and organises a step-by-step guide to show ...

Ever more marine and freshwater fishkeepers use reverse osmosis (RO) to produce high quality water. Dave Wolfenden explains how RO units work and how to use them safely. The semi-permeable membrane ...

It’s said that all fish carry the whitespot parasite and that when fish are stressed, their immune systems are affected and, like us, are much more vulnerable. A major cause, especially in the winter ...

Emma Turner spotlights a remarkable air-breathing loach that can survive for several hours out of water and, by its body actions, also predict storms. The Weather loach may not be the most flamboyant ...

When Takashi Amano introduced the Yamato numa shrimp to his planted tanks in the early 1990s, he revolutionised natural algae control. This see-through, unassuming freshwater shrimp eats algae ...

Scientists are proposing the reintroduction of the Grey whale into UK waters, 400 years after the species became extinct. A pair of academics working at the University of Central Lancashire's Penrith ...

In the dangerous expanses of open water, it can pay to be a small fish. So small, in fact, that you can hide in a snail shell. Meet evolution's curiosities from Tanganyika. Based upon chutzpah to ...