Fish health guides
Evidence-based advice for caring for your fish.
fish
Your First Fish Tank: A Beginner's Setup Guide
How to choose and set up your first freshwater fish tank, from tank size and cycling to filters, heating, décor, stocking and feeding.
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Your Fish Tank Health: Water Quality & Spotting Unwell Fish
Why clean water matters most for aquarium fish, the checks that keep your tank healthy, and the everyday signs your fish may be unwell.
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White Spot in Fish: What It Is & How to Treat It
The tiny white spots of white spot disease (Ich) on aquarium fish — how to recognise them, what causes an outbreak, and the safe first steps while you consult a specialist fish vet.
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