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South Santiam - water treatment exit
Macroinvertebrate data: 04-25-2017
School: Lebanon High School
Date and time: April 25, 2017, 2:23 p.m.
Water quality: Poor
Number of people sorting/identifying: 7
Water type: riffle
Time spent sorting/identifying: 8 minutes
Weather:
Percent EPT: 100.00%
Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs
Field notes: collected samples, they sat there for a while. Done by lazy high school students, so there might have been more bugs to count. but we didn't count them. Nice sunny day, no chemtrials in the sky that day.
Sensitivity to pollution
Sensitive
| Count | |
|---|---|
Caddisfly
|
15 |
Mayfly
|
7 |
Riffle beetle
|
0 |
Stonefly
|
5 |
Water penny
|
0 |
Dobsonfly
|
0 |
| Sensitive total |
9 |
Somewhat Sensitive
| Count | |
|---|---|
Clam/mussel
|
0 |
Crane fly
|
0 |
Crayfish
|
0 |
Damselfly
|
0 |
Dragonfly
|
0 |
Scud
|
0 |
Fishfly
|
0 |
Alderfly
|
0 |
Mite
|
0 |
|
Somewhat sensitive total |
0 |
Tolerant
| Count | |
|---|---|
Aquatic worm
|
0 |
Blackfly
|
0 |
Leech
|
0 |
Midge
|
0 |
Snail
|
0 |
Mosquito larva
|
0 |
|
Tolerant total |
0 |