A friend of ours setup a 15gal aquarium a few months ago. Here's a short video of its progress.
The aquarium contains: The aquarium plants are:
4 Zebrafish Anubias nana
6 Glass Catfish Ludwigia repens
1 Betta splendens Peacock moss
4 Harlequin Rasboras Vallisneria
3 Khuli loaches Subwassertang
3 Bumblebee catfish Marimo Moss Ball
3 Nerite Snails