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Joseph Prairie Creek

Macroinvertebrate data: 11-07-2012



School: Enterprise High School

Date and time: Nov. 7, 2012, 11:30 a.m.

Water quality: Good

Number of people sorting/identifying: 4

Water type: pool

Time spent sorting/identifying: 23 minutes

Weather:

Percent EPT: 47.06%

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

Sensitivity to pollution
Sensitive
Count
Caddisfly
1
Mayfly
2
Riffle beetle
0
Stonefly
5
Water penny
0
Dobsonfly
0
Sensitive total
9
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
4
Crayfish
0
Damselfly
0
Dragonfly
1
Scud
0
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
4
Tolerant
Count
Aquatic worm
0
Blackfly
0
Leech
2
Midge
1
Snail
1
Mosquito larva
0
Tolerant total
3