StreamWatch Assessment Details at EMS_Brook
General Information

Investigator #1 Rita Papagian (The Watershed Institute)
Investigator #2 None
Assessment Date April 28, 2026
Assessment Time 12:45 p.m.
Assessment Type(s) StreamWatch Schools

Weather Condition and Visual Assessment

Current Weather Partly cloudy
Time Since Last Rain or Snowmelt More than 2 days ago
Water Color Clear
Water Odor Normal
Water Odor Other Description N/A
Turbidity Unknown
Water Movement Moderate/Ripples
Surface Coating Scum, Other
Aquatic Vegetation Amount Scarce
Aquatic Vegetation Type Submergent
Algae Amount Moderate
Algae Type Biofilm, Filamentous

Simple Habitat Assessment

Woody Debris Amount Abundant
Woody Debris Type Both
Tree Canopy Closed (75%-100%)
Land Use Characteristics Natural, Residential

Chemical Assessment Measurement(s)

Air Temperature (°C) 21.0
Water Temperature (°C) Unknown
Nitrate Nitrogen (ppm) Unknown
Phosphates (ppm) 2.0
pH 8.0
Turbidity (JTU) Unknown
Dissolved Oxygen (ppm) 10.0
Salinity (ppt) 10.0


Macroinvertebrates


Plecoptera (Stoneflies) Unknown
Ephemeroptera (Mayflies) Unknown
Trichoptera (Non-net-spinning caddisflies) Unknown
Megaloptera (Dobsonflies, fishflies, and alderflies) Unknown
Elmidae (Riffle beetles larvae/adults) Unknown
Psephenidae (Water pennies) Unknown
Prosobranchia (Right-handed/gilled snails) Unknown
Athericidae (Aquatic snipe flies) Unknown
Zygoptera (Damselflies) Unknown
Anisoptera (Dragonflies) Unknown
Isopoda (Aquatic sow bugs) Unknown
Amphipoda (Scuds) 7
Tipulidae (Crane flies) Unknown
Bivalvia (Clams/mussels) Unknown
Decapoda (Crayfish) Unknown
Hydropsychidae (Net-spinning caddisflies) Unknown
Chironomidae (Midges) 4
Simuliidae (Black flies) Unknown
Turbellaria (planarians) Unknown
Hirudinea (leeches) Unknown
Archaeopulmonata (Left-handed/lunged snails) Unknown
Oligochaeta (Aquatic worms) Unknown
Syrphidae (Rat-tailed maggots) Unknown

Midge were in larval stage.

Site Photo(s)


General Comments and Site Observations

One group is missing data so these are not averages.