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Published byRyann Arter Modified over 9 years ago
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Nicholas Notaro,Patrick Robbins, Jordyn Reese, Caroline Marr Caleb Riley
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In 2010 the Barred Owl Branch study was not conducted.
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Water Quality effects the animals that live in Barred Owl Branch.
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How has the Stewardship of Harford Glen impacted its environment?
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To what extent has the water quality of Barred Owl Branch changed compared to prior data collection?
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Water quality will slightly improve because of establishment of new vegetation Habitat will have improved from last data collection
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The Barred Owl Branch study started in 2007 and continued through 2009 2007 Northern White Pines were clear cut Stream was slowly increasing health from 2007 to 2009
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Vernier Lab-quest Kick seine Tally Sheets Ice cube trays GPS Chemical Kit
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Phosphates Temperature pH
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GPS Points pH Level
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pH determines how acidic or base a substance is 2008: 6.5 2009: 7.31 2011: 7.19 Over the three year period the results have stayed in the neutral range
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GPS Points Temperature In Celsius
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Temperature affects the dissolved oxygen the stream can hold 2008: 25.00°C 2009: 16.45°C 2011: 21.71°C Runoff and canopy cover can affect temperature readings
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GPS Points Phosphate Levels
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Phosphate is a nutrient that encourages plant growth 2008: 3 ppm 2009: 1 ppm 2011: 1 ppm Phosphate has stayed in the healthy range, but it still has room to improve
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Habitat Assessment The Habitat Assessment tests the: Water Color Bank Erosion Stream bank Vegetation Stream Cover Water Odor Stream Bottom Flow Level Habitat Variety
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Habitat Assessment is a test that measures the health of the habitat. 2008: 27.1 2009: 25.5 2011: 25 The Habitat Assessment Scores for the past three years have been decreasing slowly.
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Species Quantity of Macros
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GPS Points Quantity of Macros
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GPS Points Index Score
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Year Quantity of Macros
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Year Biotic Index Score
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Quality of the water has increased since 2007 Habitat score of Barred Owl Branch is slowly decreasing Biotic Index has improved over the four years of collection
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Water quality improved due to newly established vegetation filtering runoff More runoff in watershed caused by more impervious surfaces Biotic Index will continue to steadily improve
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Continue monitoring Barred Owl Branch Observe whether buffer zone is in place
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Ms. Murray Mr. Cromwell Juliane Caughron Mr. Pritchard Mr. Burley The rest of the staff at Harford Glen
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