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Joseph Prairie Creek
Macroinvertebrate data: 10-21-2015
School: Enterprise High School
Date and time: Oct. 21, 2015, 10:07 a.m.
Water quality: Excellent
Number of people sorting/identifying: 7
Water type: riffle
Time spent sorting/identifying: 35 minutes
Weather:
Percent EPT: 28.71%
Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs
Sensitivity to pollution
Sensitive
| Count | |
|---|---|
Caddisfly
|
5 |
Mayfly
|
11 |
Riffle beetle
|
2 |
Stonefly
|
13 |
Water penny
|
0 |
Dobsonfly
|
4 |
| Sensitive total |
15 |
Somewhat Sensitive
| Count | |
|---|---|
Clam/mussel
|
1 |
Crane fly
|
2 |
Crayfish
|
0 |
Damselfly
|
0 |
Dragonfly
|
0 |
Scud
|
18 |
Fishfly
|
2 |
Alderfly
|
1 |
Mite
|
8 |
|
Somewhat sensitive total |
12 |
Tolerant
| Count | |
|---|---|
Aquatic worm
|
23 |
Blackfly
|
1 |
Leech
|
0 |
Midge
|
1 |
Snail
|
9 |
Mosquito larva
|
0 |
|
Tolerant total |
4 |