Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 269 for “"turtle"”.
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Assessment of a freshwater turtle reintroduction
… a reintroduced population of Alligator Snapping Turtles (Macrochelys temminckii) with reference to the suitability of this species for reintroduction and the prognosis of the reintroduction. Using radio telemetry, I found dispersal was size-dependent, but turtles displayed no maladaptive …
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Streambank Stabilization & Restoration Within Turtle River State Park
<p>Turtle River State Park is located 22 miles west of Grand Forks, ND, on US Highway 2. Within the park, there are several riverbanks that are experiencing erosion. The Red River Basin Riparian Project was contacted by the park in hopes of finding a solution. The project focuses on combining …
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Neural Processing in the Three Layer Turtle Visual Cortex
… this thesis we investigate neural processing in turtle visual cortex. To this end, we characterize the nature of both spontaneous, ongoing neural activity as well as activity evoked by visual stimulation. Data are collected from whole brain eye-attached preparations, recording with extracellular …
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A Socio-Economic Assessment of Marine Turtle Eco-tourism
Marine turtles have historically contributed to economic activity through consumptive harvest for food, tools, and decorative objects. Only recently have they begun to benefit humans economically through non-consumptive roles, primarily as a focal point of educational eco-tourism. In recent years, …
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Snapping Turtle Life History on Lacreek Refuge, South Dakota
Investigations of the snapping turtle population on Lacreek National Wildlife Refuge in south-central South Dakota were conducted during 1965-67. Turtles captured by trapping, “hooking”, boxing nests and catching nesting females were measured, marked and released. Turtles were marked by …
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Ornate box turtle (Terrapene ornata) demography in northern Illinois
… than at the population level. The Ornate Box Turtle (Terrapene ornata) is a threatened species in Illinois and lacks essential demographic data. Over the last two centuries, nearly all Illinois prairie has been converted to agriculture, and consequently, Ornate Box Turtles are now confined to …
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Demography of the spotted turtle (clemmys guttata) in Illinois
The Spotted Turtle (Clemmys guttata) has been well-documented and studied at two locations in Will County, Illinois, since 1987. Although spatial and reproductive ecology are relatively well understood, there remains no comprehensive demographic analysis of the two populations. I investigated the …
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Petrogenesis of the reversely zoned Turtle pluton, Southeastern California
… been described in the geologic literature. The Turtle pluton of S.E. California is an intrusion composed of a granitic rim and granodioritic core and common microgranitoid enclaves. Field observations, mineral textures, and chemistries, major and trace element geochemistry, and isotopic …
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Characterization of Sea Turtle Nesting on the Upper Texas Coast
Nearly annual record Kemp?s ridley sea turtle (Lepidochelys kempii) nesting activity on the upper Texas coast (UTC; defined as beaches from Sabine Pass to Matagorda Peninsula), where scientifically verifiable nesting commenced in 2002, has occurred concurrently with recent exponential increases in …
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An Assessment of the Diverse Freshwater Turtle Fauna of Mississippi
<p>Nestled within the Southeastern United States Turtle Priority Area, Mississippi boasts impressive freshwater turtle diversity and is home to 8.6% of extant turtle species. Despite this impressive richness, few studies have assessed freshwater turtle assemblages in this hotspot of aquatic …
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Perspective of Traditional Elders on the Turtle Mountain Indian Reservation
… traditional elders perspective of suicide on the Turtle Mountain Indian Reservation in North Dakota. Native American elders are viewed as spiritual leaders who have wisdom and knowledge. They are the ones people in the tribe turn to for guidance, healing, and information. This study looked at …
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Effects of Heavy Metal Pollution on the Loggerhead Sea Turtle
Historically, heavy metal research on sea turtles has been focused on deceased specimens, limiting the ability to determine if the concentrations of heavy metals affected the health of the individuals. More recently, the collection and analysis of blood samples from live turtles has enabled the …
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The Renin-Angiotensin System in The Freshwater Turtle Pseudemys Scripta
… Kinetic analyses were performed on the turtle renal renin (kidney extract) plus turtle renin substrate (plasma) reaction, and the K(,m) for turtle renin determined. Comparing turtle angiotensin to mammalian {Asp('1), Ile('5), His('9)} angiotensin I on the basis of their biological, …
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The Telencephalon of The Western Painted Turtle (Chrysemys Picta Belli)
Made available in DSpace on 2014-12-10T18:13:38Z (GMT). No. of bitstreams: 1 6901401.pdf: 6352074 bytes, checksum: 3c05f4502ee573e22697db219403abb2 (MD5) Previous issue date: 1968
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The Turtle : an American school of architecture : a radical mediocracy
… to the development of a 1:1 test case - the Turtle. The Turtle will transport past student theses while also serving as a remote "pin-up" review space. The unit travels through and out of campus, in order to place greater publicity on the output of MIT both within and beyond the Institute. …
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