chevron_left Back to South Santiam

South Santiam

Macroinvertebrate data: 09-21-2017



School: Liberty Elementary School (Salem)

Date and time: Sept. 21, 2017, 10:45 a.m.

Water quality: Fair

Number of people sorting/identifying: 9

Water type: pool

Time spent sorting/identifying: 30 minutes

Weather: sunny, cold and wet

Percent EPT: 33.33%

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

Field notes: We saw a mayfly and a stonefly. We also saw a fishfly, a alderfly,and a tiny, little mite. And we saw a snail hanging onto the rocks. But there was very few we saw. we also found a boatman that was also not on the chart.

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