[Recently all my goldfish died in my fountain pond😭😭😭 Does any one else had that problem?]

I think it was because of spring time so lots of flowers fell in the pond and it killed the fish and my pond water was not the usaul green but white and smelled like dead fish and tea. 

[How do I install a uv light in a pond without filtering and pump?]

Thanks guys i will try installing a pump

 

[How do I install a uv light in a pond without filtering and pump?]

My green pond is in need of cleaning and i do not want do a water change because it is way to big and i believe I can use a uv light right?