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 5 of 5 for “"Fish hatcheries"”.
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Staff responses to implementing environmentally sustainable change at federal fish hatcheries in BC
… indicates a resistance to change from federal fish hatchery staff regarding environmentally sustainable infrastructure renewal and hatchery operations. Qualitative research was conducted to investigate this phenomenon, using face-to-face interviews with nine hatchery staff across British …
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The presence of amphibian ranavirus in Virginia warm water fish hatchery ponds
… as the causative agents in these declines. Fish stocking from hatcheries provides a unique opportunity for organisms, including infectious diseases, to travel over long distances. Ranavirus was previously found in two ponds at Harrison Lake National Fish Hatchery in Charles City County, …
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Techniques of RNA Isolation and Characterization in Infectious Pancreatic Necrosis Virus-Infected Chinook Salmon Embryo Cells
… causes the most lethal disease in young salmonid fishes with mortality rates of equal or higher than ninety-five percent. The survival of the adult fish has been the main cause of this virus's proliferation around the world, making it the most economically devastating viral disease for fish …
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Flatworm Predation on Juvenile Freshwater Mussels
… species, feeds on juvenile freshwater mussels in fish hatcheries and mussel culture facilities. Laboratory experiments were performed to assess the predation rate of M. tuba on newly transformed juveniles of plain pocketbook mussel, Lampsilis cardium. Predation rate at 20°C in dishes without …
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Examining striped bass (Morone saxatilis) predation on hatchery raised Chinook salmon (Oncorhynchus tshawytscha) using dual frequency identification sonar
<p>Since 1995, California State Fish Hatcheries (Feather River, Nimbus, and Mokelumne) and Coleman National Fish Hatchery have raised approximately 29 million 4 fall run Central Valley Chinook salmon (Oncorhynchus tshawytscha) per season for stock enhancement. From April through June, fish are …