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Joseph Prairie Creek
Macroinvertebrate data: 10-17-2017
School: Abernethy Elementary School
Date and time: Oct. 17, 2017, 2 p.m.
Water quality: Good
Number of people sorting/identifying: 3
Water type: riffle
Time spent sorting/identifying: 25 minutes
Weather: sunny/partly cloudy
Percent EPT: 46.03%
Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs
Field notes: Also found: Shrimp (4) & Shiner (2)
Sensitivity to pollution
Sensitive
Count | |
---|---|
Caddisfly |
7 |
Mayfly |
4 |
Riffle beetle |
2 |
Stonefly |
18 |
Water penny |
0 |
Dobsonfly |
0 |
Sensitive total |
12 |
Somewhat Sensitive
Count | |
---|---|
Clam/mussel
|
0 |
Crane fly
|
1 |
Crayfish
|
0 |
Damselfly
|
0 |
Dragonfly
|
0 |
Scud
|
4 |
Fishfly
|
0 |
Alderfly
|
0 |
Mite
|
9 |
Somewhat sensitive total |
6 |
Tolerant
Count | |
---|---|
Aquatic worm
|
0 |
Blackfly
|
0 |
Leech
|
1 |
Midge
|
6 |
Snail
|
11 |
Mosquito larva
|
0 |
Tolerant total |
3 |