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Full-Text Articles in Physical Sciences and Mathematics

Correlational Analysis Of Mammals And Residential Land Use: Amherst, Ma, Ella Gutkowski Dec 2021

Correlational Analysis Of Mammals And Residential Land Use: Amherst, Ma, Ella Gutkowski

Massachusetts GIS Day

Mammal diversity varies in different types of land uses. Residential land use oftentimes interferes with the natural occurrence of mammal species. This study conducts a correlational analysis using camera trap data from Excel and land use data in GIS to uncover whether humans have disrupted mammal occurrence in residential land use areas in Amherst, MA. Results reveal that human activity in residential land use areas in Amherst did not strongly influence the occurrence of these mammals.


Georeferencing The Macconnell Aerial Photo Collection, Alex Heilmann, Matthew Martin, Camille Barchers, Forrest J. Bowlick, Rebecca M. Seifried Nov 2021

Georeferencing The Macconnell Aerial Photo Collection, Alex Heilmann, Matthew Martin, Camille Barchers, Forrest J. Bowlick, Rebecca M. Seifried

Massachusetts GIS Day

In the 1950s, Professor William P. MacConnell from the University of Massachusetts Forestry Department began working with his students to map the land cover in Massachusetts via the state’s earliest aerial photography program. These individual photographs are now part of the Special Collections and University Archives at the University of Massachusetts Amherst Libraries, and although they have been digitized and made available online, they have not yet been georeferenced.

In Spring 2021, our team (Alex and Matthew) began manually georeferencing the photos in ArcMap 10.8 software onto USGS 2019 color orthoimagery of Massachusetts available from MassGIS. Ideal ground control points …


Nitrogen Inventory In The Nooksack-Fraser Transboundary Watershed, Jiajia Lin, Jana Compton, Jill Baron, Chris Clark, Donna Schwede, Shabtai Bittman, David Hooper, Barb Carey, Peter Homann, Hanna Winter, Peter Kiffney, Nichole Embertson, Heather Mackay, Robert Black, Gary Bahr Apr 2018

Nitrogen Inventory In The Nooksack-Fraser Transboundary Watershed, Jiajia Lin, Jana Compton, Jill Baron, Chris Clark, Donna Schwede, Shabtai Bittman, David Hooper, Barb Carey, Peter Homann, Hanna Winter, Peter Kiffney, Nichole Embertson, Heather Mackay, Robert Black, Gary Bahr

Salish Sea Ecosystem Conference

The Nooksack-Fraser transboundary area (2639 km2) is home to communities with a strong base in farming, fisheries and outdoor recreation. Water quality issues impact parts of this area, where sewage effluent and animal waste are potential sources of both fecal coliform bacteria (FCB) and nitrogen (N) in the environment. Excessive nitrogen loading can lead to eutrophication in coastal areas, and nitrate contamination of groundwater. The Nooksack-Fraser Transboundary Nitrogen (NFT-N) project was developed to determine the sources and fates of N in the watershed using data on energy use, transportation, fertilization, wastewater treatment plants, livestock operations, wildlife and more. This project …


Relations Between Stream Chemistry, Fish Diversity, And Land Use In The Upper Little Miami Watershed, Connor J. Gilmour, Randy Howell, David Paulding, Charles W. Reynolds, Mark A. Gathany Apr 2016

Relations Between Stream Chemistry, Fish Diversity, And Land Use In The Upper Little Miami Watershed, Connor J. Gilmour, Randy Howell, David Paulding, Charles W. Reynolds, Mark A. Gathany

The Research and Scholarship Symposium (2013-2019)

Streams are susceptible to numerous threats to their water quality and biodiversity. In southwest Ohio a major driver of these impacts is associated with current agricultural practices and associated legacy effects. These structural and chemical impacts are known to affect biodiversity in these streams. The objective of this study was to document and examine relationships among land-use/land cover, stream chemistry, and fish diversity in the headwaters streams of the Little Miami Watershed. Three streams (Little Miami River, Massies Creek - North Fork, and Massies Creek - South Fork) were sampled in the upper headwaters as well as downstream. Air and …