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Sweet Home Charter Salmon Watch

Macroinvertebrate data: 09-22-2017



School: Sweet Home Charter School

Date and time: Sept. 22, 2017, 1 p.m.

Water quality: Fair

Number of people sorting/identifying: 9

Water type: riffle

Time spent sorting/identifying: 45 minutes

Weather: sunny

Percent EPT: 38.46%

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

Sensitivity to pollution
Sensitive
Count
Caddisfly
0
Mayfly
1
Riffle beetle
2
Stonefly
9
Water penny
0
Dobsonfly
0
Sensitive total
9
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
0
Crayfish
0
Damselfly
2
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
2
Tolerant
Count
Aquatic worm
1
Blackfly
0
Leech
0
Midge
3
Snail
8
Mosquito larva
0
Tolerant total
3