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Wallowa River Tamkaliks Site

Macroinvertebrate data: 10-21-2010



School: Enterprise High School

Date and time: Oct. 21, 2010, 8:54 a.m.

Water quality: Good

Number of people sorting/identifying: 3

Water type: pool

Time spent sorting/identifying: 20 minutes

Weather:

Percent EPT: 22.39%

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

Field notes: the sample site was on the edge of a riffle and bank

Sensitivity to pollution
Sensitive
Count
Caddisfly
3
Mayfly
7
Riffle beetle
0
Stonefly
5
Water penny
0
Dobsonfly
0
Sensitive total
9
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
5
Blackfly
0
Leech
0
Midge
40
Snail
4
Mosquito larva
0
Tolerant total
3