chevron_left Back to Hamilton Creek - LHS & Santiam Watershed Council

Hamilton Creek - LHS & Santiam Watershed Council

Macroinvertebrate data: 03-12-2014



School: South Santiam Watershed Council

Date and time: March 12, 2014, midnight

Water quality: Good

Number of people sorting/identifying: 4

Water type: riffle

Time spent sorting/identifying: 45 minutes

Weather:

Percent EPT: 76.92%

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

Field notes: GROUP 3 high water

Sensitivity to pollution
Sensitive
Count
Caddisfly
0
Mayfly
15
Riffle beetle
0
Stonefly
5
Water penny
0
Dobsonfly
0
Sensitive total
6
Somewhat Sensitive
Count
Clam/mussel
1
Crane fly
0
Crayfish
0
Damselfly
0
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
2
Tolerant
Count
Aquatic worm
1
Blackfly
0
Leech
0
Midge
1
Snail
3
Mosquito larva
0
Tolerant total
3