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Wallowa River Tamkaliks Site

Macroinvertebrate data: 10-19-2010



School: Enterprise High School

Date and time: Oct. 19, 2010, 9:11 a.m.

Water quality: Good

Number of people sorting/identifying: 4

Water type: riffle

Time spent sorting/identifying: 60 minutes

Weather:

Percent EPT: 29.17%

Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs

Field notes: Also found about 20 diving beetles.

Sensitivity to pollution
Sensitive
Count
Caddisfly
3
Mayfly
4
Riffle beetle
0
Stonefly
7
Water penny
0
Dobsonfly
0
Sensitive total
9
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
2
Crayfish
0
Damselfly
0
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
2
Tolerant
Count
Aquatic worm
1
Blackfly
0
Leech
0
Midge
30
Snail
1
Mosquito larva
0
Tolerant total
3