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Eagle Creek Upper

Macroinvertebrate data: 10-06-2015



School: Oregon State University

Date and time: Oct. 6, 2015, 10:11 a.m.

Water quality: Good

Number of people sorting/identifying: 5

Water type: riffle

Time spent sorting/identifying:

Weather:

Percent EPT: 68.75%

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

Sensitivity to pollution
Sensitive
Count
Caddisfly
4
Mayfly
4
Riffle beetle
0
Stonefly
3
Water penny
0
Dobsonfly
1
Sensitive total
12
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
1
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
0
Snail
0
Mosquito larva
0
Tolerant total
1