If you could attach the passage, I would be able to help you out more
In a little town not to far from here there was a farmer and his son. They lived on a little hill while they attended their farm off to the east. In the free time though when the little boy wasn’t helping his dad, he was working on a little dam.
Answer:
the answer is in the town ok
It's when you have too much nutrients in a lake or pond mainly from runoff in big rain storms, this can cause plants to grow more than normal and kill the fish in it for lack of oxygen.