Lamoille River - Tier 2 Report - Jeff Warren, 05/24/19

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Physical Parameters Assessment

Investigator Name(s):

brms group 2

Collection Date & Time:

Friday, May 24, 2019 - 9:30am

School:

Browns River Middle School

Watershed:

Lamoille Basin

River:

Lamoille River

Monitoring Site:

browns river

Surrounding Development or Land Use:

Park

Forest

Do you see any pipes entering into the river?:

Is there a water treatment plant upstream?:

Canopy Cover:

0-25%

Water Appearance:

Clear

Water Odor:

Odorless

Fish

Average Embeddedness:

26-50%

Physical Summary:

the river is clear, there was a lot of erosion on the opposite side of the river to us, there is a percentage of around 25% and not that much phosphorus. All around the water was clear there aren't any major problems that we could see.

Exact Location

Latitude:

44.51

Longitude:

-72.92

Weather

Present:

Overcast

Past 48 Hours:

Clear/Sunny

Overcast

Showers

Chemical Assessment

Average Temperature:

13.00°C

Average pH:

6.30

Average Orthophosphate PO4-3:

0.04mg/L

Stream Habitat Assessment

Streambed Cover

Rock ledges:

Submerged logs, stumps, or tree roots:

Large rocks:

Artificial objects:

Other:

Stream Habitat Quality Score

Calculated by adding all of the points from the above fields.

18-22 (Excellent)
11-17 (Good)
6-10 (Fair)
0-5 (Poor)

Stream Habitat Quality Score for This Report:

Biological Assessment

PT Group 1 (Intolerant)

Stonefly Nymph:

Mayfly Nymph:

Caddis Fly Larvae:

Dobsonfly Larvae:

Riffle Beetle:

Water Penny:

Right-Handed Snail:

# of Taxa:

PT Group 2 (Moderately Intolerant)

Damselfly Nymph:

Dragonfly Nymph:

Sowbug:

Scud:

Cranefly Larvae:

Clams/Mussels:

Crayfish:

# of Taxa:

PT Group 3 (Fairly Tolerant)

Midges:

Black Fly Larvae:

Planaria:

Leech:

# of Taxa:

PT Group 4 (Very Tolerant)

Left-Handed Snail:

Aquatic Worms:

Blood Midge:

Rat-Tailed Maggot:

# of Taxa:

Pollution Tolerance Index Rating

Calculated as follows:
4*(# of Taxa in PT Group 1) + 3*(# of Taxa in PT Group 2) + 2*(# of Taxa in PT Group 3) + 1*(# of Taxa in PT Group 4)

23+ (Excellent)
17-22 (Good)
11-16 (Fair)
0-10 (Poor)

PTI Rating for This Report:

19.00