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  1. Antoniakr

    Hardy Tropical Fish?

    Hello everyone.  I was planning on getting platys but because they breed like rabbits it will be quite expensive to look after them.  Also buying all the treatments for the water is expensive too What i don't get is, i have  2 Goldfish and 2 shubunkin x common goldfish for 8 years, without...
  2. B

    Ecology Project

    Hey, this is my first post so I am not sure how everything runs.   In my biology class we were given the assignment to basically make a self sustaining ecosystem in a sealed of container. It is a nightmare. In order to keep everything running we obviously need plants to convert co2 to oxygen. To...
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