What Is Displacement

Unless I’m mistaken, it was a Greek called Archimedes who was having a bath one day. He filled the bath full, as the story goes, and climbed in. Of course, the bathwater overflowed. Archimedes puzzled a moment then, realizing what had happened, shouted ‘Eureka!’ and ran out naked. He had discovered displacement.

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Competition : Name Our Newsletter

Every month we publish a newsletter to all of our subscribers.

This newsletter covers various aspects from our personal aquariums, tips, advice, news and more. We are always on the lookout for information which we can provide.

Of course we also provide information on this site which we hope is beneficial to you.

The newsletter which we provide is a joint newsletter between Aquarists Online website and the Salt Water Aquarium website, however that is where we have a dilemma:

What in the world do we call it?

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Performing a water change

Looking around on You Tube I found a video about performing a water change.

It’s quite a well done video, very well put together. There are a few things that I think should have been included in it fro example he just pours water into a bucket and does not heat it up to temperature first. Of course you can perform a water change with cold water if you have an aquarium large enough but if your tank is smaller then I would not recommend it.

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