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 Maine Department of Environmental Protection
 Biological Monitoring Program
 Stream Macroinvertebrate Report

Site Information
Name: Temple Stream - Station 1183 Sampled by: Biomonitoring Unit
Town: Farmington Method: Rock Bag
Biomonitoring Basin: Kennebec Log: 2816
Deployment Date: 2020-07-10 Taxonomist: Michael Cole
Retrieval Date: 2020-08-06 Subsample Factor: 1
Location: Follow An Atv Trail To The Sw Of Oakes Street To A Parking Area. Park In Along The Western Edge And Then Hike Down The Hill To The West To The Stream.
Sample comments:
Latitude: 44.66047077
Longitude: -70.1598196

Three figures from left to right: On the far left, an outline of the state of Maine with the site location marked in blue. In the middle, a satellite image view of the area of the site, with waterbodies marked in blue, and the site marked in red, with a scale bar and north arrow. On the left, a downstream image of the sample site.

Classification Attainment and Model Probabilities
Statutory Class = B Model Result = A Final Determination = A Attains Class = YES
Reason = Model
Stage One Model Class A Model Class B or Better Model Class C or Better Model
Prob. Class A = 0.63 Prob. Class A = 0.81 Prob. Class A,B = 1.00 Prob. Class A,B,C = 1.00
Prob. Class B = 0.36 Prob. Class B, C, NA = 0.19 Prob. Class C, NA= 0.00 Prob. NA= 0.00
Prob. Class C = 0.01
Prob. NA = 0.00

Model Variable Plots

 Blue = this sample. Boxplots = range of all samples. Grey shaded areas = 10th to 90th percentile of reference site values.

Boxplots of stream macroinvertebrate model metrics, including range of values from all samples, from reference sites, and this specific sample. Macroinvertebrate model metrics are in a table below, in the section entitled Model Variable Table

Model Variable Table
Variable Sample value All data median All data 10th percentile All data 90th percentile Reference 10th percentile Reference 90th percentile
Total Mean Abundance 429.33 320.67 61.80 1713.20 67.67 734.13
Generic Richness 49.00 37.00 21.00 58.00 24.00 58.00
Plecoptera Mean Abundance 3.00 4.00 0.00 26.67 2.00 37.00
Ephemeroptera Mean Abundance 231.00 44.00 0.67 230.67 11.37 159.27
Shannon-Weiner Generic Diversity 3.83 3.54 2.35 4.38 2.91 4.48
Hilsenhoff Biotic Index 4.23 4.45 3.20 5.99 2.75 4.87
Chironomidae Relative Abundance 0.16 0.23 0.05 0.60 0.05 0.48
Diptera Relative Generic Richness 0.24 0.36 0.23 0.50 0.23 0.45
Hydropsyche Mean Abundance 16.23 11.33 0.00 369.20 0.00 213.26
Cheumatopsyche Mean Abundance 30.10 2.33 0.00 117.87 0.00 21.51
EPT Generic Richness/Diptera Generic Richness 1.92 1.17 0.42 2.25 0.87 2.62
Oligochaeta Relative Abundance 0.00 0.00 0.00 0.04 0.00 0.01
Perlidae Mean Abundance 2.67 0.67 0.00 15.33 0.00 14.93
Tanypodinae Mean Abundance 5.33 3.67 0.00 29.78 0.00 12.49
Chironomini Mean Abundance 27.00 9.76 0.33 102.38 0.00 42.51
Ephemeroptera Relative Abundance 0.54 0.14 0.00 0.45 0.08 0.48
EPT Generic Richness 23.00 15.00 5.00 24.00 12.00 28.00
Summed Mean Abundance of Dicrotendipes, Micropsectra, Parachironomus, Helobdella 0.00 0.33 0.00 17.33 0.00 8.87
Plecoptera Relative Richness 0.04 0.04 0.00 0.12 0.03 0.17
Summed Mean Abundance of Cheumatopsyche, Cricotopus, Tanytarsus, Ablabesmyia 37.43 16.67 0.50 187.73 0.33 55.20
Summed Mean Abundance of Acroneuria, Stenonema, Maccaffertium + 1 135.33 9.31 0.00 70.67 0.00 43.73
EP Generic Richness/14 0.93 0.57 0.07 1.00 0.50 1.21
Presence of Class A Indicator Taxa 0.14 0.14 0.00 0.43 0.00 0.71
Most Abundant Taxa
Taxon Name Percent Abundance
Maccaffertium 30.9 %
Isonychia 11.57 %
Cheumatopsyche 7.01 %
Rheotanytarsus 6.83 %
Chimarra 5.12 %

Water Chemistry Plots

 Blue = this sample at deployment. Red = this sample at retrieval. Boxplots = range of all samples. Grey shaded areas = 10th to 90th percentile of reference sites.

Boxplots of stream chemical characteristics, including range of values from all samples, from reference sites, and this specific sample. Stream chemical values are in a table available below in the 'Water Chemistry Tables' section.

Water Chemistry Tables
Field Meters
Parameter Deployment value Retrieval value All data median All data 10th percentile All data 90th percentile Reference 10th percentile Reference 90th percentile Units
Dissolved Oxygen 9.00 8.85 8.61 7.09 10.24 7.80 10.62 Milligrams Per Liter
pH 7.19 6.95 7.11 6.20 7.97 6.00 7.55 Standard Ph Unit
Specific Conductance 61.00 61.10 87.00 25.00 473.70 15.41 67.31 Microsiemens Per Centimeter
Temperature 24.10 21.50 20.10 15.00 24.80 12.80 23.60 Degrees Celcius (Temperature)
Stream characteristics
Parameter Deployment value Retrieval value Units
Bankfull Width 16.9 16.9 Meters
Wetted Width 14.7 12.5 Meters
Depth 30.0 33 Centimeters
Velocity 15.2 15.2 Centimeters Per Second
Boulder Substrate 20.0 Percent
Rubble/Cobble Substrate 40.0 Percent
Gravel Substrate 30.0 Percent
Sand Substrate 10.0 Percent
Land Use
Land Use Data Source: MELCD 2004
Watershed Area (sq km): 85.8
Impervious Cover %: 2
Land Use Table
Cover Type Percent Category
Highly Urban 0.38 Developed
Urban 0.08 Developed
Residential 0.11 Developed
Water 0.80 Natural
Wetland 1.42 Natural
Forest 93.91 Natural
Grass 2.61 Agriculture
Tilled 0.69 Agriculture
Barplots of high resolution landcover data from watershed upstream of sample location. Percentages are available in a table on the right

Site Information
Name: Temple Stream - Station 1183 Sampled by: Biomonitoring Unit
Town: Farmington Method: Rock Bag
Biomonitoring Basin: Kennebec Log: 2816
Deployment Date: 2020-07-10 Taxonomist: Michael Cole
Retrieval Date: 2020-08-06 Subsample Factor: 1
Location: Follow An Atv Trail To The Sw Of Oakes Street To A Parking Area. Park In Along The Western Edge And Then Hike Down The Hill To The West To The Stream.
Sample comments:
Latitude: 44.66047077
Longitude: -70.1598196
Taxa List
Name Taxonomic Group Count - Actual Count - Adjusted Tolerance (HBI) Relative % Abundance - Actual Relative % Abundance - Adjusted Functional Feeding Group Taxa Code
Placobdella Leech 0.33 0.33 0.1 0.1 LW-08030101006
Hyalella Amphipod 0.33 0.33 8 0.1 0.1 Collector-Gatherer LW-09010203006
Cambaridae Crayfish 0.33 0.33 0.1 0.1 LW-09010301
Leuctra Stonefly 0.33 0.33 0.1 0.1 Shredder LW-09020204020
Acroneuria Stonefly 1.00 2.67 0.2 0.6 Predator LW-09020209042
Acroneuria abnormis Stonefly 1.67 0.4 Predator LW-09020209042121
Boyeria Dragonfly/Damselfly 0.33 0.33 2 0.1 0.1 Predator LW-09020301004
Gomphidae Dragonfly/Damselfly 0.67 0.67 0.2 0.2 LW-09020302
Corduliidae Dragonfly/Damselfly 0.33 0.33 0.1 0.1 LW-09020305
Coenagrionidae Dragonfly/Damselfly 1.33 1.33 0.3 0.3 LW-09020309
Baetis Mayfly 0.33 6.33 4 0.1 1.5 Collector-Gatherer LW-09020401001
Baetis flavistriga Mayfly 1.00 0.2 LW-09020401001004
Baetis intercalaris Mayfly 4.67 1.1 LW-09020401001008
Baetis pluto Mayfly 0.33 0.1 LW-09020401001009
Acerpenna Mayfly 2.00 12.67 5 0.5 3.0 Collector-Gatherer LW-09020401007
Acerpenna pygmaea Mayfly 10.67 2.5 LW-09020401007011
Procloeon Mayfly 0.33 0.33 0.1 0.1 Collector-Gatherer LW-09020401010
Iswaeon Mayfly 0.33 0.33 0.1 0.1 LW-09020401015
Epeorus Mayfly 1.33 1.33 0.3 0.3 Scraper LW-09020402009
Leucrocuta Mayfly 8.00 8.00 1 1.9 1.9 Scraper LW-09020402011
Stenacron Mayfly 17.00 17.00 7 4.0 4.0 Scraper LW-09020402014
Maccaffertium Mayfly 128.00 132.67 4 29.8 30.9 Scraper LW-09020402015
Maccaffertium modestum Mayfly 1.67 0.4 LW-09020402015051
Maccaffertium vicarium Mayfly 3.00 0.7 LW-09020402015055
Isonychia Mayfly 49.67 49.67 2 11.6 11.6 Collector-Filterer LW-09020404018
Paraleptophlebia Mayfly 1.00 1.00 1 0.2 0.2 Collector-Gatherer LW-09020406026
Tricorythodes Mayfly 1.67 1.67 4 0.4 0.4 Collector-Gatherer LW-09020411038
Chimarra Caddisfly 0.67 22.00 2 0.2 5.1 Collector-Filterer LW-09020601003
Chimarra aterrima Caddisfly 1.33 0.3 LW-09020601003002
Chimarra obscura Caddisfly 2.33 0.5 LW-09020601003003
Chimarra socia Caddisfly 17.67 4.1 LW-09020601003004
Polycentropodidae Caddisfly 0.67 0.2 LW-09020603
Neureclipsis Caddisfly 5.67 6.21 7 1.3 1.4 Collector-Filterer LW-09020603008
Polycentropus Caddisfly 1.33 1.46 6 0.3 0.3 Predator LW-09020603010
Hydropsychidae Caddisfly 0.67 0.2 LW-09020604
Cheumatopsyche Caddisfly 29.67 30.10 5 6.9 7.0 Collector-Filterer LW-09020604015
Hydropsyche Caddisfly 8.67 16.23 4 2.0 3.8 Collector-Filterer LW-09020604016
Hydropsyche morosa Caddisfly 3.33 0.8 LW-09020604016030
Hydropsyche sparna Caddisfly 0.67 0.2 LW-09020604016032
Hydropsyche betteni Caddisfly 3.33 0.8 LW-09020604016037
Rhyacophila Caddisfly 0.33 2 0.1 Predator LW-09020605019
Rhyacophila minora Caddisfly 0.33 0.1 Predator LW-09020605019063
Oxyethira Caddisfly 0.33 0.33 3 0.1 0.1 Piercer LW-09020607028
Neotrichia Caddisfly 1.33 1.33 2 0.3 0.3 Scraper LW-09020607034
Pycnopsyche Caddisfly 0.33 0.33 4 0.1 0.1 Shredder LW-09020610049
Oecetis Caddisfly 9.67 9.67 8 2.3 2.3 Predator LW-09020618078
Corydalus Dobsonfly 0.33 6 0.1 Predator LW-09020701002
Corydalus cornutus Dobsonfly 0.33 0.1 LW-09020701002002
Ablabesmyia Fly: Midge 0.33 0.33 8 0.1 0.1 Predator LW-09021011001
Thienemannimyia Fly: Midge 5.00 3 1.2 Predator LW-09021011020
Thienemannimyia group Fly: Midge 5.00 1.2 LW-09021011020041
Thienemanniella Fly: Midge 0.67 0.67 6 0.2 0.2 Collector-Gatherer LW-09021011062
Rheotanytarsus Fly: Midge 29.33 6 6.8 Collector-Filterer LW-09021011072
Rheotanytarsus exiguus group Fly: Midge 28.00 6.5 Collector-Filterer LW-09021011072127
Rheotanytarsus pellucidus Fly: Midge 1.33 0.3 Collector-Filterer LW-09021011072128
Stempellinella Fly: Midge 0.67 0.67 2 0.2 0.2 LW-09021011074
Tanytarsus Fly: Midge 7.00 7.00 6 1.6 1.6 Collector-Filterer LW-09021011076
Microtendipes Fly: Midge 8.00 6 1.9 Collector-Filterer LW-09021011094
Microtendipes rydalensis group Fly: Midge 8.00 1.9 LW-09021011094168
Phaenopsectra Fly: Midge 0.67 7 0.2 Scraper LW-09021011101
Phaenopsectra obediens group Fly: Midge 0.67 0.2 LW-09021011101180
Polypedilum Fly: Midge 18.33 6 4.3 Shredder LW-09021011102
Polypedilum aviceps Fly: Midge 0.33 0.1 LW-09021011102181
Polypedilum flavum Fly: Midge 18.00 4.2 LW-09021011102182
Simulium Fly: Black 16.33 16.33 4 3.8 3.8 Collector-Filterer LW-09021012047
Atherix Fly: Watersnipe 1.00 1.00 2 0.2 0.2 Predator LW-09021015055
Hemerodromia Fly: Aquatic Dance 1.33 1.33 3 0.3 0.3 Predator LW-09021016057
Psephenus Beetle 0.33 4 0.1 Scraper LW-09021108058
Psephenus herricki Beetle 0.33 0.1 LW-09021108058028
Helichus Beetle 0.33 0.33 5 0.1 0.1 Shredder LW-09021112062
Dubiraphia Beetle 1.67 1.67 6 0.4 0.4 LW-09021113064
Optioservus Beetle 1.00 3 0.2 Scraper LW-09021113067
Optioservus elegans Beetle 0.67 0.2 LW-09021113067051
Optioservus tardella Beetle 0.33 0.1 LW-09021113067052
Oulimnius Beetle 0.33 0.1 LW-09021113068
Oulimnius latiusculus Beetle 0.33 0.1 LW-09021113068049
Stenelmis Beetle 11.00 11.00 5 2.6 2.6 Scraper LW-09021113070