I agree: >1 million mussels died in an area the size of a tennis court. So, it could be as small as 1000 tennis courts or less then 6.5 acres. Most likely it

I agree: >1 million mussels died in an area the size of a tennis court. So, it could be as small as 1000 tennis courts or less then 6.5 acres. Most likely it was spread over a larger area and this was a spot with a lot of life that got hit hard, but it is a frame of reference