Biology
ccharmon
2015-11-07 08:30:33
Why are shellfish populations often a good indicator of water quality?
ANSWERS
Laudermilk462
2015-11-07 11:18:23

Shellfish act as good natural filters. They consume waste and minerals from the surrounding water. I hope this helps! :) 

calabash49844
2015-11-07 11:19:38

They filter the water

ADD ANSWER