Here an EXCELLENT verbal in-depth discussion and education from an expert about the importance and need of fish-lake habitat and fish cities; what they are, their function, benefits, how to build them and how measured fish abundance increased with fish cities.
https://www.buzzsprout.com/976324/1...and-fish-habitat-for-lakes-and-ponds?t=0There are lots of other good informational discussions on the Sitting Dockside podcasts.
Don't forget that your pond has a carrying capacity with a standing fish stock amount that tends to fluctuate constantly due to births, deaths, growth, and productivity dynamics. How you manage and regulate the fishes comprising the standing stock determines the quality of the fishery that involves fish abundance and sizes.
