|
Dissolved Oxygen Requirements for Native Fish
and Other Aquatic Life
|
Examples of Life
|
DO in parts per million
or milligrams per liter
|
|
Cold water organisms including salmon and trout (below 20 C)
Spawning, growth and well-being (caddis fly, stonefly, mayfly) |
6 ppm and above |
|
Warm-water organisms including game fish such as bass, crappie,
catfish, and carp (above 20 C)
Growth and well being (some caddis fly) |
5 ppm and above |
Note: Pure, cold water can hold a maximum of 16 ppm under
field conditions
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