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Amazon Creek @ Frank Kinney Park

Macroinvertebrate data: 03-04-2014



School: Edison Elementary School

Date and time: March 4, 2014, 3:15 p.m.

Water quality: Fair

Number of people sorting/identifying: 7

Water type: riffle

Time spent sorting/identifying: 45 minutes

Weather:

Percent EPT: 13.85%

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

Field notes: Also saw one water strider and three aquatic sow bugs.

Sensitivity to pollution
Sensitive
Count
Caddisfly
1
Mayfly
15
Riffle beetle
0
Stonefly
2
Water penny
0
Dobsonfly
0
Sensitive total
9
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
2
Crayfish
0
Damselfly
10
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
4
Tolerant
Count
Aquatic worm
0
Blackfly
100
Leech
0
Midge
0
Snail
0
Mosquito larva
0
Tolerant total
1