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Waterloo County Park

Macroinvertebrate data: 09-19-2017



School: North Albany Elementary School

Date and time: Sept. 19, 2017, 11:20 a.m.

Water quality: Poor

Number of people sorting/identifying: 15

Water type: pool

Time spent sorting/identifying: 15 minutes

Weather: rain

Percent EPT: 37.50%

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

Field notes: 4 fish and 1 slug

Sensitivity to pollution
Sensitive
Count
Caddisfly
0
Mayfly
0
Riffle beetle
0
Stonefly
3
Water penny
0
Dobsonfly
0
Sensitive total
3
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
0
Crayfish
0
Damselfly
0
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
1
Somewhat sensitive total
2
Tolerant
Count
Aquatic worm
0
Blackfly
0
Leech
0
Midge
0
Snail
4
Mosquito larva
0
Tolerant total
1