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Skip to Search Results- 2Gingras, Murray (Earth and Atmospheric Sciences)
- 1Dr. John-Paul Zonneveld (Earth and Atmospheric Sciences)
- 1Dr. Murray K. Gingras (Earth and Atmospheric Sciences)
- 1Gingras, Murray (Department of Earth and Atmospheric Sciences)
- 1Gingras, Murray K.
- 1Pemberton, S. George (Earth and Atmospheric Sciences)
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Building upon ichnological principles: modern biogenic structures, ichnotaxonomic classification, and paleoecological and stratigraphic significance of ichnofossil assemblages
DownloadFall 2009
Biogenic structures can impart important information regarding animal behaviors and depositional conditions at the time of colonization including: sedimentation rate, current velocities, distribution of food resources, oxygenation, salinity, and temperature. This thesis utilizes various...
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Investigations into the Occurrence and Distribution of Bioturbation in Tidally-Influenced Sedimentary Environments
DownloadSpring 2024
Tidally-influenced sedimentary environments are regions where sediment deposition is strongly influenced by the regular ebb and flow of tides. These natural processes result in distinctive and often heterogeneous patterns of sediment distribution and sedimentary structures, both physical and...
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Neoichnology and Sedimentology of the Fluvial-Tidal Transition Zone of the Columbia River Delta, northwest U.S.A.
DownloadSpring 2012
The Columbia River Delta, northwest U.S.A., is a complex depositional environment at the mouth of the second largest United States’ river. Through the study of tidal sand bars within the fluvial-tidal transition, neoichnological and sedimentological characteristics of the mixed-energy...
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Sedimentology and Neoichnology of a Mixed-Energy Estuary, Tillamook Bay, Oregon, United States
DownloadSpring 2014
Studies of modern, marginal marine sedimentary environments are widely used in paleoenvironmental interpretations, due to the high amount of sedimentological and neoichnological insight they can provide. Limited studies have been conducted on the distribution of facies in mixed-energy estuaries,...
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Sedimentology and Neoichnology of a Wave-Dominated, Tidally-Influenced, Fully Marine Bay, Oregon, USA
DownloadFall 2013
In the field of ichnology it is understood that modern process ichnological observations of biogenically generated structures, in response to various physicochemical parameters, have substantial applicability to deciphering trace fossil assemblages observed in the rock record. Previous research...
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The Ecology, Neoichnology and Sedimentology of Siliciclastic Hardground Communities: Implications for Trypanites Assemblages in the Rock Record
DownloadFall 2014
The paleoecology of rocky substrates in the rock record is commonly interpreted based on ichnology (the Trypanites ichnofacies) and is frequently associated with a biotic assemblage with low diversity. However, analyses of two modern, siliclastic, intertidal hardground community at Lion Rock,...