Maine Department of Environmental Protection Biological Monitoring Program Wetland Aquatic Life Classification Attainment Report Station Information Station Number: W-069 Trip ID:2002-069 River Basin: Kennebec Waterbody: BAUDS POND (STUMP POND WMA) HUC8 Name: Lower Kennebec Town: New Vineyard Latitude: 44 49 18.65 N Mitigation Monitoring Site: No Longitude: 70 6 46.89 W Sample Information Sample ID: DN-2002-069 Type of Sample: DIPNET Sampling Organization: BIOMONITORING UNIT Date Sampled: 6/19/2002 Replicates: 3 Taxonomist: LOTIC INC. Subsample Factor: X1 Classification Attainment Statutory Class: GPA Final Determination: A Date: 12/18/2012 Model Result with P≥0.6: A Reason for Determination: Model Date Last Calculated: 12/18/2018 Comments: Model Probabilities First Stage Model C or Better Model Class A: 1.00 Class C: 0.00 Class A, B, or C 1.00 Class B: 0.00 NA: 0.00 Non-Attainment 0.00 B or Better Model A Model Class A or B 1.00 Class A 1.00 Class C or Non-Attainment 0.00 Class B or C or Non-Attainment 0.00 Model Variables Reference Range (10th or 90th percentile value) Abundance of Taxa in the Order Ephemeroptera 6.333 ≥ 0.000 Relative Richness of Taxa in the Orders Ephemeroptera, Odonata and Tricoptera 0.258 ≥ 0.140 Shannon-Wiener Diversity Index 3.898 ≥ 2.497 Relative Abundance of Collector-Gatherer Taxa 0.396 ≥ 0.131 Abundance of Sensitive Taxa 42.333 ≥ 3.424 Richness of Sensitive Taxa 15.000 ≥ 3.000 Maine Tolerance Index Score For Wetland Macroinvertebrates 25.269 ≤ 29.776 Ratio of MTI Sensitive to Eurytopic Taxa Abundance 15.875 ≥ 0.334

Other Variables Five Most Dominant Taxa Total Mean Abundance 441 Rank Taxon Name Percent Generic Richness: 62 1 Hyalella azteca 26.17 Hilsenhoff Biotic Index: 7.30 2 Musculium 16.34 3 Microtendipes 15.43 4 Chironomus 4.69 5 Gammarus 4.39 5 Psectrocladius 4.39

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Surface Water Chemistry Sample Date: 6/19/2002 2:30:00 PM Collection Method Parameter Value Units Qualifier Grab Sample 3.9 mg/l Grab Sample Chloride 4 mg/l Grab Sample Chlorophyll A 0.0026 mg/l Grab Sample Dissolved Organic Carbon 7.1 mg/l Grab Sample 0.93 mg/l Grab Sample Nitrate As Nitrogen 0.01 mg/l Grab Sample pH 6.8 Grab Sample 0.36 mg/l Grab Sample 3 mg/l Grab Sample Specific Conductance 42.4 us/cm Grab Sample Sulfate mg/l U Grab Sample Total 10 mg/l Grab Sample Total Kjeldahl Nitrogen (organic And Nh3) As Nitrogen 0.4 mg/l Grab Sample Total Phosphorus 0.011 mg/l Grab Sample True Color 36 unit In-situ Dissolved Oxygen 8.1 mg/l In-situ pH 6.38 In-situ Specific Conductance 41 us/cm In-situ Temperature 19.7 deg c Landcover Summary - 2004 Data

Total Area (ac) 3621 High Int. Dev. % 0.2 Water % 3.0 Non-vegetated % 0.0 Med Int. Dev. % 0.3 Wetland % 2.9 Tilled Agriculture % 0.4 Low Int. Dev. % 2.5 Upland Woody % 89.7 Grassland % 0.7 Development % 3.0 Natural % 92.6 Human Altered % 4.4 Impervious % 2.3 Total Land (ac) 3512 High Int. Dev. % 0.3 Water % N/A Non-vegetated % N/A Med Int. Dev. % 0.3 Wetland % 3.0 Tilled Agriculture % 0.4 Low Int. Dev. % 2.6 Upland Woody % 92.5 Grassland % 0.7 Development % 3.1 Natural % 95.5 Human Altered % 4.5 Impervious % 2.4

Friday, December 6, 2019 Page 2 Maine Department of Environmental Protection Biological Monitoring Program Wetland Aquatic Life Classification Attainment Report Summary of Habitat Characteristics Human Disturbance Landscape-level Cowardin Classification Hydrogeomorphic Setting Total Score: 10 System: LACUSTRINE Landscape Position: LOTIC STREAM Hydrologic Modifications: 1 Subsystem: LITTORAL Lotic Gradient: DAMMED REACH Vegetative Modifications: 0 Class 1: UNCONSOLIDATED Flow Path: THROUGHFLOW Chemical Contaminants 0 BOTTOM Impervious Surface: 5 Subclass 1: MUD Land Form: FRINGE Non-point Sources: 4 Class 2: Land Form Type: LOTIC STREAM FRINGE POND Subclass 2: Waterbody Type: LAKE Class 3: Waterbody Subtype: Subclass 3: Comments: Dominant Plant Species: PICKERELWEED (PONTEDERIA CORDATA), YELLOW WATERLILY (NUPHAR VARIEGATUM), CATTAIL (TYPHA), POTAMOGETON SPP. Additional Plant Community Observations: Habitat Classification: Substrate Classification: EMERGENT NON-PERSISTENT VEGETATION DETRITUS SUBSTRATE SILT/MUCK SUBSTRATE Average Depth: 65 cm Sample Comments: LEOPARD FROG EGGS (?), COMMON MARSH WREN HEARD CALLING DAMMED SULFATE DILUTED DUE TO INTERFERENCES. J INDICATES O.D. @664 NM <0.1 OR > 1.0. STD METH ED 20,10200H. TOTAL ORGANIC CARBON RUN AS DISSOLVED ORGANIC CARBON.

Friday, December 6, 2019 Page 3 Maine Department of Environmental Protection Biological Monitoring Program Wetland Aquatic Life Classification Attainment Report Additional Summary Variables Station Number: W-069 Waterbody: BAUDS POND (STUMP POND WMA) Town: New Vineyard Log Number: DN-2002-069 Subsample Factor: X1 Replicates: 3 Calculated: 12/18/2018 Abundance Relative Abundance Richness Relative Richness EOT Taxa: 27.67 0.063 16 0.26 EPT Taxa: 16.00 0.036 10 0.16 Insects: 213.00 0.483 46 0.74 Non-Insects: 227.67 0.517 16 0.26 Leeches: 5.33 0.012 3 0.05 Oligochaetes: 1.67 0.004 3 0.05 Snails: 3.00 0.007 4 0.06 Bivalves: 81.33 0.185 2 0.03 Isopods: 0.00 0.000 0 0.00 Amphipods: 134.67 0.306 2 0.03 Mites: 1.67 0.004 2 0.03 Stoneflies: 0.00 0.000 0 0.00 Mayflies: 6.33 0.014 3 0.05 Odonates: 11.67 0.026 6 0.10 Caddisflies: 9.67 0.022 7 0.11 Diptera: 172.33 0.391 23 0.37 Hemiptera: 11.33 0.026 2 0.03 Beetles: 1.67 0.004 5 0.08 Chironomids: 170.00 0.386 19 0.31 Tanypodinae Tribe: 23.33 0.053 4 0.06 Chironomiinae Tribe: 120.67 0.274 12 0.19 Orthoclodiinae Tribe: 26.00 0.059 3 0.05 Collector-Filterers: 155.33 0.352 6 0.10 Collector-Gatherers: 174.33 0.396 14 0.23 Predators: 47.33 0.107 18 0.29 Piercers: 0.00 0.000 0 0.00 Shredders: 12.33 0.028 5 0.08 Scrapers: 2.67 0.006 3 0.05 Maine Tolerance: Sensitive: 42.33 0.104 15 0.29 Intermediate: 362.33 0.890 32 0.62 Eurytopic: 2.67 0.007 5 0.10 Ratio of MTI 15.88 15.875 3.00 3.00 Sensitive to Eurytopic

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Aquatic Life Taxonomic Inventory Report Station Number: W-069 Waterbody: BAUDS POND (STUMP POND WMA) Town: New Vineyard Log Number: DN-2002-069 Subsample Factor: X1 Replicates: 3 Calculated: 12/18/2018 Count Hilsen- Func- Maine Maine (Mean of hoff tional Toler- Taxonomic Samples) Biotic Feeding ance Taxon Code Actual Adjusted Index Group Index Tribe Taxa Group Lumbriculus 08020101002 0.67 0.67 -- CG 35-I -- Worm Naididae 08020202 0.67 0.67 ------Worm Nais 08020202009 0.33 0.33 -- CG 43-E -- Worm Helobdella 08030101005 0.00 0.67 -- -- 43-E -- Leech Helobdella modesta 08030101005004 0.67 0.00 ------Leech Erpobdellidae 08030203 4.33 4.33 ------Leech Erpobdella 08030203002 0.00 0.33 -- -- 36.4-I -- Leech Erpobdella punctata 08030203002001 0.33 0.00 ------Leech Gammarus 09010201003 19.33 19.33 4 -- 40.3-I -- Amphipod Hyalella 09010203006 0.00 115.33 8 CG 24.5-I -- Amphipod Hyalella azteca 09010203006011 115.33 0.00 ------Amphipod Aeshnidae 09020301 1.33 1.33 ------Dragonfly/damselfly Aeshna 09020301001 0.33 0.33 5 PR 27.9-I -- Dragonfly/damselfly Libellula 09020306035 2.33 2.33 9 PR 15-S -- Dragonfly/damselfly Lestes 09020308045 3.33 3.33 9 PR 32.6-I -- Dragonfly/damselfly Coenagrionidae 09020309 2.33 2.33 ------Dragonfly/damselfly Enallagma 09020309051 2.00 2.00 9 PR 26.2-I -- Dragonfly/damselfly Siphlonurus 09020405021 2.67 2.67 7 CG 17-S -- Mayfly Eurylophella 09020410036 0.33 0.33 3 CG 23.2-I -- Mayfly Caenis 09020412040 3.33 3.33 7 CG 22.1-I -- Mayfly Corixidae 09020501 10.67 10.67 ------True Bug Mesovelia 09020509024 0.67 0.67 -- PR 60.6-E -- True Bug Neureclipsis 09020603008 1.67 1.67 7 CF 10.5-S -- Caddisfly Polycentropus 09020603010 1.67 1.67 6 PR 15.4-S -- Caddisfly Phylocentropus 09020603011 0.33 0.33 5 CF 43.8-E -- Caddisfly Agrypnia 09020608035 0.33 0.33 7 SH 1 -- Caddisfly Limnephilus 09020610055 0.67 0.67 3 SH 24.6-I -- Caddisfly Triaenodes 09020618077 4.00 4.00 6 SH 19.3-S -- Caddisfly Oecetis 09020618078 1.00 1.00 8 PR 16.3-S -- Caddisfly Dasyhelea 09021010036 0.33 0.33 -- CG 30.6-I -- Fly: Biting Midge Culicoides 09021010037 0.67 0.67 10 PR 42.1-I -- Fly: Biting Midge Alluaudomyia 09021010038 0.33 0.33 -- PR 18-S -- Fly: Biting Midge Bezzia/palpomyia 09021010043 1.00 1.00 6 PR 26.9-I -- Fly: Biting Midge Ablabesmyia 09021011001 13.33 13.33 8 PR 23.6-I T Fly: Midge Larsia 09021011009 1.33 1.33 6 PR 15.6-S T Fly: Midge

Friday, December 6, 2019 Page 5 Maine Department of Environmental Protection Biological Monitoring Program Wetland Aquatic Life Classification Attainment Report Aquatic Life Taxonomic Inventory Report Station Number: W-069 Waterbody: BAUDS POND (STUMP POND WMA) Town: New Vineyard Log Number: DN-2002-069 Subsample Factor: X1 Replicates: 3 Calculated: 12/18/2018 Count Hilsen- Func- Maine Maine (Mean of hoff tional Toler- Taxonomic Samples) Biotic Feeding ance Taxon Code Actual Adjusted Index Group Index Tribe Taxa Group Procladius 09021011015 6.00 6.00 9 PR 25.1-I T Fly: Midge Thienemannimyia 09021011020 2.67 2.67 3 PR -- T Fly: Midge Corynoneura 09021011036 5.33 5.33 7 CG 40.1-I -- Fly: Midge Nanocladius 09021011049 1.33 1.33 3 CG 14.1-S -- Fly: Midge Psectrocladius 09021011056 19.33 19.33 8 CG 22-S -- Fly: Midge Stempellinella 09021011074 1.33 1.33 2 -- 35.7-I Y Fly: Midge Tanytarsus 09021011076 4.00 4.00 6 CF 25.7-I Y Fly: Midge Chironomus 09021011080 20.67 20.67 10 CG 27.4-I C Fly: Midge Cladopelma 09021011081 2.00 2.00 9 CG 27.9-I C Fly: Midge Cryptochironomus 09021011082 2.00 2.00 8 PR 31.3-I C Fly: Midge Dicrotendipes 09021011085 2.00 2.00 8 CG 28.8-I C Fly: Midge Endochironomus 09021011087 0.67 0.67 10 SH 50.2-E C Fly: Midge Microtendipes 09021011094 68.00 68.00 6 CF 22.3-I C Fly: Midge Parachironomus 09021011097 8.00 8.00 10 PR 28.6-I C Fly: Midge Paratendipes 09021011100 0.67 0.67 8 CG 20.8-S C Fly: Midge Polypedilum 09021011102 6.67 6.67 6 SH 24.2-I C Fly: Midge Omisus 09021011130 4.67 4.67 -- -- 20.7-S H Fly: Midge Dytiscidae 09021103 0.33 0.33 ------Beetle Coptotomus 09021103023 0.33 0.33 -- PR 32-I -- Beetle Dineutus 09021104032 0.33 0.33 2 -- 23.2-I -- Beetle Gyrinus 09021104033 0.33 0.33 2 PR 11.9-S -- Beetle Donacia 09021114071 0.33 0.33 -- -- 25.1-I -- Beetle Hydrachna 09030103001 1.33 1.33 -- -- 30.8-I -- Mite Rhyncholimnochares 09030110001 0.33 0.33 -- -- 37.1-I -- Mite Amnicola 10010104013 0.67 0.67 -- SC 18.7-S -- Snail Lymnaeidae 10010201 0.33 0.33 ------Snail Physidae 10010202 1.33 1.33 -- SC -- -- Snail Helisoma 10010203030 0.67 0.67 -- SC 42.8-I -- Snail Sphaeriidae 10020201 9.33 9.33 -- CF -- -- Clam Musculium 10020201001 72.00 72.00 -- CF 24.8-I -- Clam

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