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Full-Text Articles in Life Sciences

Fish And Macroinvertebrate Response To Restoration And Conservation Efforts, Madison C. Cogar Dec 2020

Fish And Macroinvertebrate Response To Restoration And Conservation Efforts, Madison C. Cogar

MSU Graduate Theses

Fish and macroinvertebrate response to restoration and conservation efforts varies in regards to the size and structure of the system (e.g. headwater streams in WV versus large rivers such as the Mississippi River). This project reviews fish and macroinvertebrate rebound in treated acid mine drainage (AMD) streams in WV as well as macroinvertebrate drift patterns in the Mississippi and Missouri Rivers. AMD is a product of a chemical reaction resulting in an acidic water outflow from mining sites, which may harm aquatic life. As a response, passive AMD treatment systems have been installed. I tested the effectiveness of remediation by …


Habitat Selection And Host Detection In The Salamander Mussel, Simpsonaias Ambigua, Eric A. Stegmann May 2020

Habitat Selection And Host Detection In The Salamander Mussel, Simpsonaias Ambigua, Eric A. Stegmann

MSU Graduate Theses

The native freshwater mussels, Order Unionida, have suffered many species extinctions and loss of abundance. Two important threats to native mussels are loss of habitat and loss of access to the vertebrate hosts of the parasitic mussel larvae. The Salamander mussel, Simpsonaias ambigua, is a habitat specialist, living under flat rocks. It is often found in direct association with its only known host, the common mudpuppy, Necturus maculosus. This association could result from movement and habitat selection by the mussels themselves. Alternatively, it might result from the deposition of juveniles by a resident host. Habitat selection and host …


Impact Of Uk Sport Fishing On Fish Welfare And Conservation, Tim Q. Holmes Jan 2020

Impact Of Uk Sport Fishing On Fish Welfare And Conservation, Tim Q. Holmes

Animal Sentience

Sport fishing or angling is the capture of fish for recreation or competition, i.e., for entertainment. Contrary to the claims of Key (2016), there is good evidence that fish feel pain and have the capacity for self-awareness (Sneddon et al., 2018; Woodruff, 2017). Wild fish experience a variety of adverse conditions in nature that can harm their welfare, but this does not justify humans intentionally inflicting such conditions on fish solely for our pleasure. This commentary summarises the many ways fish suffer harm to their welfare as a result of sport fishing. There are also discussions on associated activities that …


Conflicts And Triage, Kate E. Lynch, Daniel T. Blumstein Jan 2020

Conflicts And Triage, Kate E. Lynch, Daniel T. Blumstein

Animal Sentience

To represent diverse interests successfully, a strategy for dealing with conflicts is needed. We discuss an approach to maximizing the interests of the greatest number of individuals, present and future.


Genetic Structure Of Green Sea Turtle (Chelonia Mydas) Foraging Aggregations On The East Coast Of Florida, Monica R. Reusche Jan 2020

Genetic Structure Of Green Sea Turtle (Chelonia Mydas) Foraging Aggregations On The East Coast Of Florida, Monica R. Reusche

Honors Undergraduate Theses

The genetic structure of juvenile green turtles (Chelonia mydas) foraging on the east coast of central Florida is not well understood, nor has it been examined over time. In the last three decades, the dramatic increase in the number of green sea turtle nests in Florida, in association with other population parameters, has led to this species being down-listed under the Endangered Species Act from “endangered” to “threatened” in the northwest Atlantic. However, it was unclear if the exponential growth in Florida nest numbers had any influence on the genetic structure of juveniles in nearby foraging aggregations. To …


Distribution, Density, Movement, And Support For Management Of Mountain Sucker, Pantosteus Jordani, In The Black Hills Of South Dakota, Seth J. Fopma Jan 2020

Distribution, Density, Movement, And Support For Management Of Mountain Sucker, Pantosteus Jordani, In The Black Hills Of South Dakota, Seth J. Fopma

Electronic Theses and Dissertations

Mountain Sucker, Pantosteus jordani, is a cold-water species native to the Intermountain West. Fringe populations of Mountain Sucker have experienced declines in recent decades. The population of Mountain Sucker found in the Black Hills of South Dakota represents the eastern fringe of the species’ native range. Recognized as both an indicator of biologic health and as a species of greatest conservation need in South Dakota, recent studies have suggested significant declines in both distribution and abundance. Despite the recent study of Mountain Sucker in the region, increased understanding of Mountain Sucker ecology is needed to effectively manage for the conservation …