Our very first fish pond. It is a 50-gallon pond that we installed in our backyard garden. We had a budget of $200. The pond and accessories were $100, pot $40, three small koi for $27, water hyacinth plant $5. My dad spent about 2 hours shopping for the materials and roughly 5 hours of labor.
Here is the video update of this pond (Update #1) https://www.youtube.com/watch?v=8-q2P7N6OGg