Trout Stream Data
Question: Is this local stream able to support our trout?
Prediction: Do you think the stream could support our trout? Why or why not?
Chemical Data:
Environmental
Factors
pH
Temperature
Nitrate
Dissolved Oxygen
Phosphate
Turbidity
Trout (Ideal conditions)
Stream
Trout tank
6.5-7.5
50°- 52° F
Less than 5 ppm
6 ppm – 10 ppm
Less than 1 ppm
0 JTU (clear)
Stream Habitat:
Are the stream banks lined with vegetation, shady areas with overhang? Yes or No
Does the stream contain gravel in the streambeds? Yes or No
Does the stream have calm shallow waters near the bank? Yes or No
Does the stream have deep pools with smooth surface water? Yes or No
Does the stream have shallow riffles with fast moving water? Yes or No
Does the stream have rocks a variety of sizes? Yes or No
Macroinvertebrate Survey:
Taxa 1: ______x3=_______ Taxa 2: _____x2=_______ Taxa 3: ______x1=________
Excellent: >22 Good 17 – 22 Fair: 11- 16 Poor: <11
Conclusion: Could this stream support our trout? Why or Why not?