In this video I talk about the number 1 problem with ponds that only have a bog for filtration.
If you want to see how I built my dream pond this playlist is for you- https://www.youtube.com/playlist?list=PLJ8Cv9jCFTGTGNyEFuhQvGZpeejmEpkCN
If you want to see how the courtyard pond was built heres a great overview video- https://youtu.be/4CmZrOWqHmo
Or if you want to try a smaller pond with a bog filter, here's how I built the wine barrel pond shown in this video- https://youtu.be/Xpnb3kH3gEE
In smaller ponds I think it's perfectly fine to use only a bog filter.
Heres an amazon link to the cheap pool skimmer nets I like to use to stir up and net out mule inside the pond- https://amzn.to/47AiCwz
On this page on my website (https://ozponds.com/pond-equipment/) you can find the pond pumps that I personally prefer to use on my ponds. So far these are the most affordable and efficient pumps I've come across.