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REALMS Downstream Study Site 2

Macroinvertebrate data: 11-09-2021



School: Realms (rimrock Expeditionary Alternative Learning Middle School)

Date and time: Nov. 9, 2021, 11:15 a.m.

Water quality: Fair

Number of people sorting/identifying: 3

Water type: pool

Time spent sorting/identifying: 30 minutes

Weather: Cold!!

Percent EPT: 82.14%

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

Field notes: ******DATA FROM WOODY MATERIAL********

Sensitivity to pollution
Sensitive
Count
Caddisfly
0
Mayfly
10
Riffle beetle
0
Stonefly
13
Water penny
0
Dobsonfly
0
Sensitive total
6
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
1
Crayfish
0
Damselfly
0
Dragonfly
1
Scud
0
Fishfly
0
Alderfly
0
Mite
3
Somewhat sensitive total
6
Tolerant
Count
Aquatic worm
0
Blackfly
0
Leech
0
Midge
0
Snail
0
Mosquito larva
0
Tolerant total
0