upgrading

First of all I would like to start off by saying I am a veteran at keeping fish. I've been very successful at it over the years. Ive been on break but I recently just got my daughter a 10 gallon aquarium with artificial plants. Currently I have to Glow tetras one Cory catfish and one male platy...

Good morning everyone, Today I'll be going to the pet store in order to get a new tank for my fish. Until now I have had a relatively small tank, of about 4 gallons (15L), and I am now upgrading it to a larger one, of around 15 gallons (55L). However, I am not entirely sure I am aware of the...