Poultney River - Tier 2 Report - Guy Merolle, 10/25/17

Physical Parameters Assessment

Investigator Name(s):

6th Graders

Collection Date & Time:

Wednesday, October 25, 2017 - 9:45am

School:

Castleton Elementary School

Watershed:

Poultney/Mettawee South Basin

River:

Poultney River

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:

29.00