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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: 4

Water type: pool

Time spent sorting/identifying: 30 minutes

Weather:

Percent EPT: 72.00%

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

Field notes: *****POOL*****

Sensitivity to pollution
Sensitive
Count
Caddisfly
25
Mayfly
5
Riffle beetle
0
Stonefly
6
Water penny
0
Dobsonfly
0
Sensitive total
9
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
1
Crayfish
0
Damselfly
0
Dragonfly
10
Scud
2
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
6
Tolerant
Count
Aquatic worm
1
Blackfly
0
Leech
0
Midge
0
Snail
0
Mosquito larva
0
Tolerant total
1