General InfoInvestigator Name(s): PAML 7th GradersCollection Date & Time: Tuesday, November 18, 2014 - 9:30amPresent: Clear/SunnySchool: Peoples AcademyWatershed: Lamoille BasinRiver: Lamoille RiverMonitoring Site: Tinney BridgeLatitude: 44.565358Longitude: -72.566049 Physical AssessmentRelative Flow Patterns: Slow-DeepWater Odor: OdorlessWater Appearance: MuddyIs there a water treatment plant upstream?: YesDo you see any pipes entering into the river?: NoAppox. Channel Width: 15.00ftAvg. Depth: 3.50ftCurrent Velocity: 0.00ft/secRiver Bottom CompositionBedrock: 1%Boulders: 4%Cobble: 10%Sand, Silt, Clay: 75%Organic Matter (leaves, fallen twigs): 10%Bank VegetationLeft bank: 2%Right bank: 50%Overhead CanopyCanopy Cover: 20% Biotic AssessmentPT Group 1 (Intolerant)Enter the number of each observedStonefly Nymph: 39Mayfly Nymph: 29Caddis Fly Larvae: 14Dobsonfly Larvae: 6Riffle Beetle: 7Water Penny: 21Right-Handed Snail: 0PT Group 2 (Moderately Intolerant)Enter the number of each observedDamselfly Nymph: 4Dragonfly Nymph: 43Sowbug: 4Scud: 0Cranefly Larvae: 8Clams/Mussels: 1Crayfish: 46PT Group 3 (Fairly Tolerant)Enter the number of each observedMidges: 2Black Fly Larvae: 3Planaria: 0Leech: 2PT Group 4 (Very Tolerant)Enter the number of each observedLeft-Handed Snail: 1Aquatic Worms: 4Blood Midge: 0Rat-Tailed Maggot: 0Pollution 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: 3.0Other Biological IndicatorsNative MusselsAquatic Plants Chemical AssessmentTemperatureAvg. Temp.: 66°FpHAvg. pH: 8.0Orthophosphate PO4-3: 2.00mg/LDissolved Oxygen: 83mg/L