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Wallowa River Wolfe Ranch

Macroinvertebrate data: 10-15-2015



School: Enterprise High School

Date and time: Oct. 15, 2015, 10:30 a.m.

Water quality: Excellent

Number of people sorting/identifying: 4

Water type: riffle

Time spent sorting/identifying: 15 minutes

Weather:

Percent EPT: 33.09%

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

Field notes: dace 1 boatman 1  

Sensitivity to pollution
Sensitive
Count
Caddisfly
13
Mayfly
16
Riffle beetle
0
Stonefly
17
Water penny
0
Dobsonfly
0
Sensitive total
9
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
9
Crayfish
0
Damselfly
1
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
14
Somewhat sensitive total
6
Tolerant
Count
Aquatic worm
13
Blackfly
0
Leech
0
Midge
49
Snail
7
Mosquito larva
0
Tolerant total
3