bioindicator
A bioindicator is basically what tells you how crappy the water is
Me: Hey look at that trout
Them: Yeah I heard that they tell you how crappy the water is
Me: wow so there a bioindicator
Them: Yeah sure, whatever.
Me: A bioindicator is basically what tells you how crappy the water is
Them: I DO NOT CARE
Them: Yeah I heard that they tell you how crappy the water is
Me: wow so there a bioindicator
Them: Yeah sure, whatever.
Me: A bioindicator is basically what tells you how crappy the water is
Them: I DO NOT CARE