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Full-Text Articles in Life Sciences

Examining Avian Diversity In Acadia National Park Through Time, Marie I. Ring May 2018

Examining Avian Diversity In Acadia National Park Through Time, Marie I. Ring

Honors College

Ecosystems experience change due to both natural causes and anthropogenic impact such as habitat fragmentation and climate change. Avian species are used as habitat indicators to observe ecosystem integrity and have been observed to experience changes in biodiversity due to anthropogenic impact. This study examines the temporal and spatial changes of avian biodiversity in Acadia National Park. We seek to understand (1) how the alpha diversity has changed over time on Mount Desert Island and Schoodic Peninsula, (2) how beta diversity has changed over time for Mount Desert Island and Schoodic Peninsula (3) how the Schoodic Woods Campground can be …


The Affective Disturbance Of Ethanol Withdrawal On C57bl/6j And C57bl/6nj Mice, Eric L. Levasseur May 2018

The Affective Disturbance Of Ethanol Withdrawal On C57bl/6j And C57bl/6nj Mice, Eric L. Levasseur

Honors College

The C57BL/6 (B6) mouse is the most commonly used inbred mouse strain in biomedical research. While the B6 mouse originated at The Jackson Laboratory, a number of separate breeding colonies are now maintained at various sites, resulting in genetic drift that has led to the emergence of both genotypic and phenotypic differences among these colonies. Two distinct substrains of B6 mice, C57BL/6J (B6J) and C57BL/6NJ (B6N), have been shown to differ on several addiction-related phenotypes, such as ethanol preference and locomotor responses to psychostimulants. Therefore, the aim of this study was to assess possible differences in depression- and anxiety-like behaviors …


Twenty-Five Years Of Change In Spruce Grouse Occupancy At Their Southern Range Margin In Maine, Usa, Christopher J. Gilbert May 2018

Twenty-Five Years Of Change In Spruce Grouse Occupancy At Their Southern Range Margin In Maine, Usa, Christopher J. Gilbert

Honors College

Species at their southern range margin are often dispersed throughout fragmented populations where they experience less optimum conditions compared to their central range. Spruce Grouse (Falcipennis canadensis) are boreal forest obligates distributed throughout the Northern United States and Canada and reach their southeastern range extent in Maine. I resurveyed 18 Black Spruce (Picea mariana) – Tamarack (Larix laricina) stands on Mount Desert Island, Maine, to observe changes in Spruce Grouse occupancy and abundance between the early 1990s (Whitcomb et al. 1996) and present day. I conducted two rounds of call back surveys within each …


Effect Of Primary Care Follow Up On Hospital Readmissions, Meredith Roderka May 2018

Effect Of Primary Care Follow Up On Hospital Readmissions, Meredith Roderka

Honors College

Hospital readmission rates are costly; nearly 1 in 5 hospital patients covered by Medicare are readmitted to the hospital within 30 days of discharge, accounting for $15 billion a year in health care spending (Jencks et al., 2009). The emergency department (ED) is the biggest cost driver for hospital readmissions. The research conducted implemented new protocols with an ED-based research study team that came in at the time of the patient discharge and assist with the transition of care for the patient, scheduling next day follow-ups with their Primary Care Provider. Analysis of this data will include readmission rates for …


Report On American Eel (Anguilla Rostrata) Mark Recapture Study: Year 1, Christopher D. Johnson Jan 2018

Report On American Eel (Anguilla Rostrata) Mark Recapture Study: Year 1, Christopher D. Johnson

Maine Sea Grant Publications

In 2017, Sipayik Environmental Department staff conducted a abundance and distribution study, using a mark-recapture method study focusing on the American eel ( Anguillla rostrata ), a species of cultural importance to the Passamaquoddy. The study’s focus area, the Pennamaquan Watershed, spans from its northernmost extent in Pembroke, Maine, south to Charlotte, Maine.This was the first time since 2005 that the Passamaquoddy Tribe studied the American eel. The 2005 study observed preferred eel habitat and migration routes on the dam at little river located in Perry Maine, 7 miles east of the Pennamaquan Lake. It also served as a pilot …