1.

Conc.of DO is good for fish

Answer»

NUMEROUS scientific studies suggest that 4-5 parts per million (ppm) of DO is the minimum amount that will support a LARGE, diverse fish population. The DO level in good fishing waters generally AVERAGES about 9.0 parts per million (ppm).

please MARK this answer as BRAINLIEST and give me thanks for answering.



Discussion

No Comment Found