How to build a simple RAS for your fish pond for fast fish growth part 2

This video shows how to build a bio filter for your fish pond to eliminate waste products from your fish pond for fish optimal growth.
part 1
• How to build a simple ...

[@FishFarmingTV]

Part 1. ua-cam.com/video/ozt0ATXZOQA/v-deo.html

[@hussienkehinde6329]

Thanks for giving back to society. What are the filtering materials used. I could see some stones but I couldn't pick the brownish one well.

[@FishFarmingTV]

That is local iron stone

[@Layla-hk1pz]

so with this system i dont have to change the pond water? or i still need to change it?

[@FishFarmingTV]

Change period is longer

[@urielamanze8673]

That water is looking green

[@FishFarmingTV]

Yea light green, its okey

[@goodie106p]

what's inside the container?

[@FishFarmingTV]

Watch the part one to see everything. How to build a bio filter / aerator for your fish pond for fast fish growth part 1
ua-cam.com/video/ozt0ATXZOQA/v-deo.html

[@urielamanze8673]

What is the pump horsepower?

[@FishFarmingTV]

0.5 hp

[@urielamanze8673]

@@FishFarmingTV that's exactly 373 watts. So a small gen can do.

[@FishFarmingTV]

Yes