Global ETD Search
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Showing 1 to 8 of 8 for “"Daphnia lumholtzi"”.
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Adaptation of an Invasive Cladoceran (Daphnia Lumholtzi) to Temperature
Daphnia lumholtzi, a cladoceran native to the Old World tropics, has successfully invaded lakes and rivers of North America. This invasive species has been successful, in part, due to similarities between native habitats and warm, eutrophic southern lakes and reservoirs, in which summer conditions …
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Environmental Limits To Invasion Of Ponds By The Exotic Zooplankter Daphnia Lumholtzi Sars
… examined what limits an exotic zooplankter, Daphnia lumholtzi, from invading ponds in the region of Bull Shoals Lake, Taney County, Missouri. To investigate this question, I conducted surveys of the ponds and lake and coupled this information with data from a series of laboratory and field …
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Effects of the Exotic Cladoceran Daphnia Lumholtzi (Sars) on the Growth Rate and Prey Selection of Bluegill Sunfish (Lepomis Macrochirus Rafinesque)
Daphnia lumholtzi, a large cladoceran native to the Old World tropics, has recently invaded lakes in the southern U.S. this invasion has provided a unique opportunity to study its effects on native fish. Prior research has shown the presence of D. lumholtzi interferes with the feeding of larval …
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The Effect of Turbidity on the Distribution and Life History of River Zooplankton
… table experiments to compare the fitness of two Daphnia species in response to turbidity and food levels. Over a three-day period in summer 1996, I sampled 12 sites in the Illinois River and associated backwaters and wetlands to determine community composition and environmental variables. …
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Competition Between Native and Exotic Daphnia
… introduced exotic cladoceran zooplankter Daphnia lumholtzi offers an excellent opportunity to study the impact of an exotic species on invaded communities. Of particular concern are the possibilities that exotics may displace native taxa and alter trophic interactions. In situ field …