Gekinzuku - Random tech posts, software, and travel pictures.

Aquaponic Proof of Concept

Published on: Feb. 18, 2017, 2:33 p.m. by assemblarg.

A simple aquaponic system using goldfish to grow some herbs. You can see my fish tank below, the plants inside the tank are fake. Just wanted to make the tank pretty but I didn't want real plants to take the nutrients away from the herbs..

There is also a small biofilter on the left side that is providing carbon dioxide to a "Planters" container of duckweed. Goldfish love to snack on duckweed so I thought it would be a fun way to experiment with growing some on the side. You can't grow the duckweed in the same tank because the goldfish will eat every last piece till there is nothing left. The biofilter runs on yeast eating sugar water to provide the CO2.

The first growth:

Posted in: Aquaponics