Poultney River - Guy Merolle, 01/01/15

General Info

Investigator Name(s):

CVS students

Collection Date & Time:

Thursday, January 1, 2015 - 2:00pm

Present:

Clear/Sunny

School:

Castleton Elementary School

Watershed:

Poultney/Mettawee South Basin

River:

Poultney River

Monitoring Site:

Castleton River

Latitude:

43.365400

Longitude:

73.104700

Physical Assessment

Embeddedness:

0-25%

Relative Flow Patterns:

Slow-Deep

Slow-Shallow

Water Odor:

Odorless

Water Appearance:

Clear

Surrounding Development or Land Use:

Farm

Park

Residential

Is there a water treatment plant upstream?:

Do you see any pipes entering into the river?:

Appox. Channel Width:

26.00ft

Avg. Depth:

1.10ft

Current Velocity:

1.40ft/sec

River Bottom Composition

Bedrock:

Boulders:

Cobble:

40%

Sand, Silt, Clay:

40%

Organic Matter (leaves, fallen twigs):

15%

Algal Growth

Bottom covered by algae:

14%

Bank Vegetation

Left bank:

Right bank:

100%

Riparian Vegetation Zone

Left bank:

240ft

Right bank:

380ft

Overhead Canopy

Canopy Cover:

40%

Turbidity

Trial 1:

2NTU

Trial 2:

3NTU

Avg. Turbidity:

3NTU

Biotic Assessment

PT Group 1 (Intolerant)

Enter the number of each observed

Stonefly Nymph:

Mayfly Nymph:

Caddis Fly Larvae:

Dobsonfly Larvae:

Riffle Beetle:

Water Penny:

Right-Handed Snail:

PT Group 2 (Moderately Intolerant)

Enter the number of each observed

Damselfly Nymph:

Dragonfly Nymph:

Sowbug:

Scud:

Cranefly Larvae:

Clams/Mussels:

Crayfish:

PT Group 3 (Fairly Tolerant)

Enter the number of each observed

Midges:

Black Fly Larvae:

Planaria:

Leech:

PT Group 4 (Very Tolerant)

Enter the number of each observed

Left-Handed Snail:

Aquatic Worms:

Blood Midge:

Rat-Tailed Maggot:

Pollution Tolerance Index Rating

= 4*(Total # in PT Group 1) + 3*(Total # in PT Group 2) + 2*(Total # in PT Group 3) + 1*(Total # in PT Group 4)

23+ (Excellent)
17-22 (Good)
11-16 (Fair)
10 > (Poor)

PT Index Rating:

28.0

Other Biological Indicators

Aquatic Plants

Chemical Assessment

Temperature

Trial 1:

2°F

Trial 2:

2°F

Avg. Temp.:

2°F

pH

Trial 1:

7.5

Trial 2:

7.5

Avg. pH:

7.5

Orthophosphate PO4-3:

0.20mg/L

Dissolved Oxygen:

10mg/L

Lake Champlain Sea Grant

Poultney River - Guy Merolle, 01/01/15

Error message

River Bottom Composition

Algal Growth

Bank Vegetation

Riparian Vegetation Zone

Overhead Canopy

Turbidity

PT Group 1 (Intolerant)

PT Group 2 (Moderately Intolerant)

PT Group 3 (Fairly Tolerant)

PT Group 4 (Very Tolerant)

Pollution Tolerance Index Rating

Other Biological Indicators

Temperature

pH