Ponds
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How Many Fish Can I Keep in My Pond? A Pond Stocking Guide
How to work out how many goldfish or koi your pond can hold, using volume and surface area, plus filtration and tips for adding new fish.
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Common Pond Fish Diseases: Symptoms, Causes and Treatment
How to spot and treat the most common koi and goldfish diseases, from white spot and flukes to ulcers and fin rot, plus how to prevent them.
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Koi Care for Beginners: Pond Size, Water Quality, Filtration and Feeding
A beginner's guide to keeping koi: how big your pond needs to be, filtration and UV, water testing, seasonal feeding, buying and quarantining koi, and spotting health problems early.
