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Wells Creek

Macroinvertebrate data: 08-24-2015



School: Oregon State University

Date and time: Aug. 24, 2015, 2:05 p.m.

Water quality: Fair

Number of people sorting/identifying: 2

Water type: riffle

Time spent sorting/identifying: 30 minutes

Weather:

Percent EPT: 88.89%

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

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