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Joseph Prairie Creek

Macroinvertebrate data: 10-28-2014



School: Enterprise High School

Date and time: Oct. 28, 2014, 8:23 a.m.

Water quality: Good

Number of people sorting/identifying: 2

Water type: riffle

Time spent sorting/identifying: 15 minutes

Weather:

Percent EPT: 52.70%

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

Sensitivity to pollution
Sensitive
Count
Caddisfly
13
Mayfly
6
Riffle beetle
0
Stonefly
20
Water penny
0
Dobsonfly
0
Sensitive total
9
Somewhat Sensitive
Count
Clam/mussel
1
Crane fly
4
Crayfish
0
Damselfly
0
Dragonfly
0
Scud
10
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
6
Tolerant
Count
Aquatic worm
6
Blackfly
0
Leech
0
Midge
0
Snail
14
Mosquito larva
0
Tolerant total
2