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Enterprise Marr Pond Site

Macroinvertebrate data: 10-22-2013



School: Enterprise High School

Date and time: Oct. 22, 2013, 9:50 a.m.

Water quality: Good

Number of people sorting/identifying: 9

Water type: riffle

Time spent sorting/identifying: 20 minutes

Weather:

Percent EPT: 98.13%

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

Sensitivity to pollution
Sensitive
Count
Caddisfly
480
Mayfly
36
Riffle beetle
0
Stonefly
60
Water penny
0
Dobsonfly
0
Sensitive total
9
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
1
Crayfish
1
Damselfly
0
Dragonfly
0
Scud
1
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
6
Tolerant
Count
Aquatic worm
0
Blackfly
0
Leech
0
Midge
6
Snail
2
Mosquito larva
0
Tolerant total
2