My tank has been running for about two months. I didn't cycle my tank because I'd never heard about it. I had the tank running with no fish and full of conditioned water for about 7 days before I introduced the guppies, then I waited another few weeks before introducing Sharky. I didn't realise...
Hello there,
I'm reasonably new to keeping tropical fish - I had goldfish for a long time but they died when a friend overfed them while I was away.
I started out with three guppies in a 30l tank. I had them for a month and the tank seemed to be running fine, so I introduced a silver shark. A...