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 2 of 2 for “"Hyallela azteca"”.
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Benthic Macroinvertebrate Susceptibility to Trout Farm Effluents
… Static laboratory tests with the amphipod, Hyallela azteca, were conducted with exposures to water taken from a spring, effluent above a sedimentation basin, and effluent below a sedimentation basin. On-site mesocosms were constructed to expose previously colonized artificial substrates to …
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The Influence of Agricultural Chemicals on Aquatic Invertebrate Biodiversity and Genetic Diversity in Northern Prairie Wetlands
… For the genetic studies, amphipods (Hyallela azteca) and mayflies (Baetis spp.) were placed in constructed mesocosms in wetlands and in aquaria under laboratory conditions and were exposed to varying amounts of phorate. Invertebrates samples were genetically tested using cellulose …