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Fish
Fish bring life and movement to your pond. They are not only beautiful and graceful but they also fulfil an important function in the ecological balance of the pond.
They feed on unwanted visitors to your pond such as mosquitoes and chrysalis and excrete nitrogen which is vital for pond plants.
If you want to keep fish in your pond you will have to provide the right conditions: The right size, shape and plants are just as important as the right technology to ensure the provision of oxygen as well as a constant current and movement in the water.
BIOsys filter systems and the pond aeration device Oxymax are just two great products amongst many effective choices from the OASE range.
The best time to add fish to the pond depends on the age of the pond or the pond water. In any case you should wait until the ecological balance in the water has established itself.
The OASE aqua activ water test set can help to check all the important water parameters. The right amount of fish for your pond can be roughly determined with the following general rule: Up to 1 kg (2.2lb) of fish per m³ (1000 litres) of
When choosing the type of fish you are spoilt for choice, with the number of different varieties available in the shops: Golden Orf, Shubumkins, tench or sarassa comets are just as suitable for your pond as Goldfish and Koi.
Make sure that you buy these fish from a specialist aquatic retailer. Fish from wild ponds often carry parasites and germs which could infect the fish in your pond.
A very special pond is the Koi pond. It is different in size, depth, plants and technology from other fish ponds. A Koi fish pond generally needs to be at least 1.5m deep.
When the fish stock levels grow, the filter technology needs to be powerful and easily expandable like for example our BIOsys systems. The filter capacity has to be calculated exactly for the existing fish stock levels and water quantity to offer the fish the perfect living environment.
Koi Formula 2 and 5 from the innovative OASE eco fit fish feeding programme offers you an excellent solution for providing your fish with health and vitality from the inside.
Plants for a koi pond need to be chosen carefully since koi love to eat pond plants. Therefore it is advisable to neglect sensitive little plants but choose robust plants like water cress instead. Apart from eating plants Koi also like to wallow in the mud at the bottom of the pond. To avoid this it is a good idea to cover the bottom with pebbles. Just a few more things: Koi need company, they grow quite old and they continue to grow in size. Consider these facts when constructing a koi pond and a minimum recommended depth of 1m.
The most important points in brief are: • Ensure the right size and shape as well as the right plants and technology. • Do not put the fish in the pond before the biological balance has established itself; that means generally 4 weeks after the initial filling
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