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Middle Eel River Initiative: A collaborative approach for ecological studies
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Stream Habitats www.usda.gov/stream_restoration/chap1.html
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41 Watersheds 36,000 stream miles 8 digit HUCs Eel River HUC 05120104 Indiana Watersheds
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814 mi 2
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Stream Monitoring Water chemistry or Stream habitat? Stream biology? Where and when? How clean is clean?
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Connecting critical upland processes with aquatic ecosystems.
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Approximate location of Virgin Old- Growth Forest in 1620, 1850, and 1920 Meyer, 1995
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Cuyahoga river, 1969
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3,000-6,000 square miles
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Ecological Impacts: Streams Chemical Physical Biological Temporal Spatial
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Can changes be detected?
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Middle Eel River Monitoring Three gage sites Six Tributaries
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Water Sample Collection Grab Samples Time integrated 15 minute data collection – Water temperature – Stream discharge
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Parameters Water Chemistry – Total Suspended Sediment – Total Phosphorus – Nitrate Biological – QHEI – IBI – Mussel survey – E. coli
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Upstream Gage 2010
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Blocher Site
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Mexico Site
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Fish and Habitat
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Dam Research
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Indiana 1,100 dams and most in poor condition 70 % privately owned
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North Manchester dam Approximately 3 feet of water
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Mean IBI Scores above NM dam Exceptional (50-60) Very Good (49-42) Good (41-34) Fair (33-27) Poor (26-17) Very Poor (<17)
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Mean QHEI Scores above NM dam
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Liberty Mills Site
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Liberty Mills
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Indianas aquatic dust bowl
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Suspended Sediment
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Smallmouth bass Monitoring SMB nests Year Class Strength Growth
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Eel River median discharge and SMB nest frequency at North Manchester
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SMB nests and TSS
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SMB Spine
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Wet Fanny Awards
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Nates Fish Bruces Fish Ryans Fish
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My Fish!
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Figure 2. Mean and standard error of group biomass for smallmouth bass (11mm TL) after 4 d and 7 d exposure to bentonite clay suspensions.
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Smallmouth Bass Compared to mean Total Suspended Solids in May and June
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Blocher Site
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Mexico Site
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Stream Sediment
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Eel River Discharge at North Manchester
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Mean (SE) for upstream gage and NM
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Number of SMB Nests Compared to Discharge at North Manchester
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Eel River TSS vs discharge
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