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Evergreen Riparian Stewards 2014
Macroinvertebrate data: 04-16-2014
School: Institute for Applied Ecology
Date and time: April 16, 2014, 4:51 p.m.
Water quality: Good
Number of people sorting/identifying: 9
Water type: riffle
Time spent sorting/identifying: 60 minutes
Weather:
Percent EPT: 41.07%
Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs
Field notes: Caught one fish - maybe a stickleback? Lovely sunny day. Did survey with Waldorf School at Evergreen Creek on south corner of Evergreen property
Sensitivity to pollution
Sensitive
| Count | |
|---|---|
Caddisfly
|
3 |
Mayfly
|
16 |
Riffle beetle
|
3 |
Stonefly
|
4 |
Water penny
|
0 |
Dobsonfly
|
16 |
| Sensitive total |
15 |
Somewhat Sensitive
| Count | |
|---|---|
Clam/mussel
|
0 |
Crane fly
|
0 |
Crayfish
|
0 |
Damselfly
|
0 |
Dragonfly
|
0 |
Scud
|
0 |
Fishfly
|
3 |
Alderfly
|
0 |
Mite
|
3 |
|
Somewhat sensitive total |
4 |
Tolerant
| Count | |
|---|---|
Aquatic worm
|
0 |
Blackfly
|
0 |
Leech
|
0 |
Midge
|
0 |
Snail
|
0 |
Mosquito larva
|
8 |
|
Tolerant total |
1 |