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REALMS Tumalo Creek Study Site 1

Macroinvertebrate data: 11-05-2019



School: Realms (rimrock Expeditionary Alternative Learning Middle School)

Date and time: Nov. 5, 2019, 11:45 a.m.

Water quality: Fair

Number of people sorting/identifying: 16

Water type:

Time spent sorting/identifying: 25 minutes

Weather:

Percent EPT: 86.76%

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
163
Riffle beetle
28
Stonefly
50
Water penny
0
Dobsonfly
0
Sensitive total
12
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
5
Crayfish
0
Damselfly
0
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
3
Somewhat sensitive total
4
Tolerant
Count
Aquatic worm
0
Blackfly
0
Leech
0
Midge
0
Snail
0
Mosquito larva
0
Tolerant total
0