The Tank:

A tank between 10 and 30 gallons is the best size for beginners. Smaller tanks can be managed, but require more attention to detail. Larger tanks often take up more space than can be spared and are more expensive. Certainly, if you have a tank that is outside this range, don't hesitate to use it, but be aware that these instructions will have to be modified.

If possible, use a tank that is longer than it is tall. Tall, narrow tanks and those of unusual shapes are difficult to light adequately, and are also hard to work in. Some of the best tanks are:

Standard 10 gallon, standard 15 gallon, 20 gallon "long", 20 gallon "high", 29 gallon "high", 30 gallon "long".

All of these tanks can be outfitted with commonly available aquarium equipment.

Other equipment and supplies:

Enough good quality fluorescent lighting to reach at least 2 watts per gallon. An exception to this rule is the 10 gallon tank. This tank is small enough and shallow enough that you can usually get adequate growth of shade tolerant plants using a single 15 watt bulb as long as the bulb is less than 1 year old, and of good quality. Except for the 29 gallon "high" tank, all of t ...

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