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 6 of 6 for “"lotic environments"”.
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Invasive non-native species and the management and exploitation of freshwater ecosystems
… by observing mussels from both lentic and lotic environments, as hydrology is a known driver of phenotypic plasticity in mussels. I show that different populations of quagga mussels have the potential to drive different outcomes in phytoplankton communities. While both populations expressed …
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Ecologia e dinâmica populacional de Biomphalaria tenagophila (Orbigny, 1835) (Mollusca, Gastropoda) em cultura de agrião (Nasturtium officinale) no Alto da Boa Vista, Rio de Janeiro
… snails of schistosomiasis in these modified lotic environments, and especially about the biology of Biomphalaria tenagophila. This work was done in a water cress garden in Alto da Boa Vista, an isolated focus of schistosomiasis in the city of Rio de Janeiro. The investigation was carried out …
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Distribution, density, and habitat associations of the narrowly endemic coldwater crayfish (faxonius eupunctus) in the Eleven Point River drainage, Arkansas and Missouri, U.S.
… of environmental DNA for the detection of rare lotic-dwelling crayfish species, although I highlight potential limitations of eDNA applications in lotic environments.
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Multi-scale Studies of Microbial Mats and Biocrusts: Integrating Remote Sensing with Field Investigations in Antarctica's McMurdo Dry Valleys
… taxa. These communities exist in harsh environments worldwide such as hypersaline environments, tundra ecosystems, and hot and cold deserts where they are foundational taxa, providing most of the primary production and nitrogen fixation, as well as promoting cohesion and stability to …
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Seasonal Variation in Sampling Indices for Fish Populations Collected From the Missouri River Below Fort Randall Dam, South Dakota
… been documented for many sport fishes in lentic environments. To determine if similar influences occur with native riverine species in lotic systems, I selected two study sites within the riverine reach of Lewis and Clark Reservoir, South Dakota. Gill nets and electrofishing were used to collect …