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Wallowa River Tamkaliks Site

Macroinvertebrate data: 10-21-2010



School: Enterprise High School

Date and time: Oct. 21, 2010, 8:30 a.m.

Water quality: Excellent

Number of people sorting/identifying: 9

Water type: riffle

Time spent sorting/identifying: 13 minutes

Weather:

Percent EPT: 61.33%

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

Sensitivity to pollution
Sensitive
Count
Caddisfly
23
Mayfly
8
Riffle beetle
4
Stonefly
15
Water penny
0
Dobsonfly
0
Sensitive total
12
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
3
Crayfish
0
Damselfly
0
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
2
Tolerant
Count
Aquatic worm
3
Blackfly
0
Leech
0
Midge
4
Snail
0
Mosquito larva
15
Tolerant total
3