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Evans Creek at Palmerton
Macroinvertebrate data: 04-15-2014
School: Rogue River Elementary School
Date and time: April 15, 2014, 2:02 p.m.
Water quality: Good
Number of people sorting/identifying: 13
Water type: riffle
Time spent sorting/identifying: 70 minutes
Weather:
Percent EPT: 19.23%
Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs
Field notes: We also found two lamprey. Very cool.
Sensitivity to pollution
Sensitive
Count | |
---|---|
Caddisfly |
2 |
Mayfly |
2 |
Riffle beetle |
0 |
Stonefly |
1 |
Water penny |
0 |
Dobsonfly |
0 |
Sensitive total |
9 |
Somewhat Sensitive
Count | |
---|---|
Clam/mussel
|
0 |
Crane fly
|
0 |
Crayfish
|
6 |
Damselfly
|
0 |
Dragonfly
|
1 |
Scud
|
3 |
Fishfly
|
0 |
Alderfly
|
0 |
Mite
|
0 |
Somewhat sensitive total |
6 |
Tolerant
Count | |
---|---|
Aquatic worm
|
0 |
Blackfly
|
0 |
Leech
|
0 |
Midge
|
11 |
Snail
|
0 |
Mosquito larva
|
0 |
Tolerant total |
1 |