Dosing Kalkwasser

Kalkwasser, otherwise known as limewater, is actually calcium hydroxide. Kalkwasser is a very fine powder and is normally introduced to the aquarium with the top-up water. There are realistically two methods to add kalkwasser to the aquarium, these are by a ‘kalk reactor/stirrer’ or by using what is called the

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I’m Still Here…..

A few people have emailed me asking if I am still involved with Aquarists Online or whether the site is being run solely by John now. Well I am still here but have had a few things I have had to take care of. We have recently been experiencing some

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