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Full-Text Articles in Life Sciences

Benthic Beasts: The Ecological Significance Of Lake Sturgeon And Blue Catfish In Eastern Appalachian Waterways, Stewart Thacker Apr 2023

Benthic Beasts: The Ecological Significance Of Lake Sturgeon And Blue Catfish In Eastern Appalachian Waterways, Stewart Thacker

Research Day

East Tennessee freshwater ecosystems comprise an abundance of an extremely diverse selection of species. This presentation examines Acipenser fulvescens and Ictalurus furcatus, two of the largest freshwater fish in the Appalachian area, which play significant ecological roles within the benthic dimension of our freshwater environments. Commonly known as “bottom-feeders,” Benthivorous species enjoy a broad range of food sources including other fish, detritus, crustaceans, and more. The extensive variety of food consumed by A. fulvescens and I. furcatus permits population control of other, denser, aquatic populations inhabiting other regions of the water column, as well as other organisms included …


A Trichy Situation, Kathryn Purple Oct 2022

A Trichy Situation, Kathryn Purple

Cumberland Mountain Naturalist

This issue of the Cumberland Mountain Naturalist discusses Dr Kathryn Purple's research concerning Trichomonosis carried by pigeons.


Covid-19: A One Health Issue, Karen Gruszynski Jun 2021

Covid-19: A One Health Issue, Karen Gruszynski

Cumberland Mountain Naturalist

COVID-19 has very rapidly become part of modern societal lexicon as the disease highlights the importance understanding zoonotic diseases and the impact they can have on human life. With a 177million human cases and 3.82million deaths globally at the time of this publication, the "One Health" nature of the disease has had a lasting impact across the planet. As the disease spread rapidly, it highlighted the dissemination of information through social media and other sources. With this in mind, Dr. Gary Vroegindewey, Director for One Health at LMU-CVM, put forth the idea to have students collect and summarize information about …


Mussel Musings On The Powell River, Aggy Vanderpool Jan 2021

Mussel Musings On The Powell River, Aggy Vanderpool

Cumberland Mountain Naturalist

No abstract provided.


Checklist Of The Freshwater Sponges (Porifera: Spongillida) Of Tennessee, John E. Copeland Apr 2020

Checklist Of The Freshwater Sponges (Porifera: Spongillida) Of Tennessee, John E. Copeland

Cumberland Mountain Naturalist

Of the ~8,500 sponge species that are known to exist, approximately 3% inhabit freshwater. Taxonomically, freshwater sponges are divided into 6 families with less than 250 identified species. Of these, 33 species of freshwater sponge can be found in the Nearctic Biogeographical realm with 13 species documented in Tennessee waters. Species of three families, Metanidae, Potamolepidae, and Spongillidae, are known to occur in the United States but only members of Potamolepidae and Spongillidae have been collected from Tennessee waters. This article presents a species checklist with currently known distribution information.