Knowledge Base
Shirley Aquatics has a vast knowledge base to help you care for your aquatic life. Learn more about how to appropriately care for your aquatic life from our online articles and downloadable guides.
What is the best food to keep my Koi and Pond Fish healthy?
It’s important to keep your fish healthy and happy. In this article we give you our recommendation on which foods will help you do that.
Koi Health-Why are my koi getting fat stomachs?
Koi do not have stomachs, just a digestive tract. The “fat belly “appearance is caused by feeding a poor quality food which is high in carbohydrates and poorly balanced ingredients. The fat builds up around the internal organs and can lead to health problems, such as heart attacks. Feed Saki Multiseason, a high quality, balanced […]
Koi Health- What do I feed young koi?
Koi up to one year old ( Tosai) have a high metabolic rate and can digest up to 65% protein content. Look for a quality food with 40% protein content (fish meal based) and supplement the diet with Silkworm Pupae, crushed up. The balance of the ingredients needs to be perfect, otherwise they will grow […]
Koi Health- How can I stop koi colours fading?
Koi cannot produce the colours themselves and need carotenoids( colourants) in their diet to help produce the colour. Hikari Gold and Saki Colour both contain Astaxanthin, a powerful colour enhancer, which will brighten up the orange/ red on your koi without affecting the whites. Poorer quality foods may make the whites appear creamy. Feed above […]
Koi Health- Why do my koi produce a lot of waste?
It is down to the balance and quality of proteins, carbohydrates and lipids in the food. Koi struggle to digest protein without the correct carbohydrate profile. Therefore, they cannot digest the food as efficiently if it is incorrectly balanced. The addition of probiotics in the diet greatly reduces the amount of waste produced, as these […]
Koi Health- Why do my koi look dull and lifeless?
This could be due to a number of factors – poor water quality, lack of oxygen, parasites and poor nutrition. A food with a high level of stabilised Vitamin C will help build up the immune system and perk up your koi. Also, look for Vitamin E as this helps stress related problems. Soaking the […]
Koi Health- What should I feed koi of mixed sizes?
You need a food that offers carefully selected fish meal and high quality carbohydrates, together with the correct level of vitamins and minerals. Stabilised Vitamin C is essential for their immune system, helping to fight off disease.
Koi Health- What food should I feed below 10°C?
Koi do not need a high protein level during the colder months, so wheatgerm is generally used during this period. It is lower in protein and higher in carbohydrates, providing the koi with the nourishment it needs. Ensure that Wheatgerm is the first ingredient on the bag. Reduce the amount that is fed, as their […]
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