Reading through the threads and contemplating the speculations...my little mind brings me to what changes were made recently....then that brings me to something that stands out in my inexperience mind....may be nothing important but.....new neighborhood, summer time, grass cutting, fertilizer to make the grass and flowers grow, chemicals to kill ants and grass, chemicals starts to build up in soil, a lot of rain, run-off from the neighborhood that ends into the pond, fish dying where the water enters the pond...any others thinking on this same line or am I out there in the middle of the lake with my thoughts?
Couppe