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Joseph Prairie Creek

Macroinvertebrate data: 10-19-2011



School: Enterprise High School

Date and time: Oct. 19, 2011, 11:20 a.m.

Water quality: Fair

Number of people sorting/identifying: 7

Water type: pool

Time spent sorting/identifying: 15 minutes

Weather:

Percent EPT: 53.85%

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

Field notes: one diving beetle collected and three water striders

Sensitivity to pollution
Sensitive
Count
Caddisfly
2
Mayfly
0
Riffle beetle
0
Stonefly
5
Water penny
0
Dobsonfly
0
Sensitive total
6
Somewhat Sensitive
Count
Clam/mussel
2
Crane fly
1
Crayfish
0
Damselfly
0
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
4
Tolerant
Count
Aquatic worm
0
Blackfly
0
Leech
0
Midge
0
Snail
3
Mosquito larva
0
Tolerant total
1