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 20 of 195 for “"oyster"”.
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CHARACTERIZATION OF OYSTER-ASSOCIATED BIOGEOCHEMICAL PROCESSES IN OYSTER RESTORATION AND AQUACULTURE
Oyster restoration efforts and aquaculture have increased globally to counteract the overall decline of intertidal and subtidal oyster reefs to less than 15% of historical populations. Sustainability efforts to increase oysters in the Chesapeake Bay are of particular interest because oysters …
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Development of an oyster cultch material for three dimensional oyster aquaculture.
Thesis: M.S., Massachusetts Institute of Technology, Department of Ocean Engineering, 1973
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Oyster reefs as alternatives to mitigate coastal erosion: A study of hydrodynamics and sediment transport around oyster castles
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2025-05-01
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Application of Web Mashup Technology to Oyster Information Services
… mashup applications to enhance the Web site <em>oystersentinel.org</em>: the <em>Perkinsus marinus </em>model and the Oil Spill model. Each model overlay geospatial data from a local database on top of a coastal map from Google Maps. In addition, we have designed a Web-based data publishing …
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Rhythms, feeding and respiration of the oyster Crassostrea gigas
… rhythms was demonstrated for the Pacific oyster Crassostrea gigas under constant conditions of temperature, light, salinity, water level and food availability. Rhythms continued for up to 6 weeks until the experiments were terminated. The rhythms showed a high degree of temperature …
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Development of a machine vision based oyster meat sorter
Oyster meats are currently sorted by hand using volume as the sorting parameter. Hand grading is inaccurate, time consuming and costly. Previous research on physical properties of oyster meats showed a high correlation between projected area of oyster meats and their volume thus allowing the use of …
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Environmental ethics and the oyster of the Chesapeake Bay
… proposed introduction of a foreign species of oyster to the Chesapeake Bay, show that the Green perspective can, if adopted, be a valuable aid to solving current environmental problems.
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Effects of Biofilm Age and Composition on Oyster Larval Setting
The lack of success in restoring oyster, Crassostrea virginica, populations to Chesapeake Bay and its tributaries has raised many questions about why many restoration efforts have failed. A number of studies have focused on the larval stage of oysters and considered the variables that impact oyster …
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EFFECTS OF DIFFERENT CAPITAL SOURCES ON MARYLAND OYSTER AQUACULTURE OPERATIONS
Aquaculture production of oysters has occurred in the state of Maryland since the 1890s, with limited success due to restrictive regulations and opposition from the commercial wild industry. After revision of the aquaculture leasing regulations in 2009, the Maryland oyster aquaculture industry …
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Nitrogen-cycle dynamics of a waste recycling oyster culture system.
Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1978.
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Impact of Oyster Aquaculture in Virginia on Waterfront Property Values
… is the east coast's largest producer of eastern oysters and produces more than any other state. As the industry grows to meet increasing demand, more conflicts have arisen with other resource users, especially waterfront property owners. Some landowners claim oysters impact recreational and …
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Epifaunal assemblage of a newly established oyster reef with two substrates
An artificial oyster reef constructed in Boca Ciega Bay, off of the War Veteran's Memorial Park, St. Petersburg, Florida, in 2005, was used to compare a mined shell material to the typical oyster shell substrate used in artificial reef projects as an alternative substrate and cultch material. Half …
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Life history of marine threespine stickleback in Oyster Lagoon, British Columbia
… collected from September 1990 to August 1992 at Oyster Lagoon, Pender Harbour, British Columbia. Morphology, migration and growth, reproduction, and nesting success were examined for this purely marine population. Morphology analysis of 11 characters on 80 males and 80 females from Oyster Lagoon …
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NAKED GOBIES (GOBIOSOMA BOSC) AS INDICATORS OF OYSTER REEF RESTORATION SUCCESS
… are the most abundant resident fish on oyster reefs in the Chesapeake Bay and serve as a critical trophic link between the benthic and pelagic communities. Their response to oyster restoration may therefore be a useful indicator of ecosystem functioning. Experiments were conducted from …
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Assessment of a pond for oyster hatchery development in South Africa
… as a potential site for the development of an oyster hatchery in Velddrif, South Africa. Over the study period it was observed that the site was not suitable for oyster larvae culture due to the following factors: temperature spikes during the summer months, low dissolved oxygen levels, high …
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Oystamaran: An Implementation of Autonomy in Surface Vehicles for Oyster Farming
… one particular bottleneck is the flipping of oyster bags. The workers must regularly flip the bags filled with oysters and other products in order to encourage the flow of oxygen. With hundreds of bags, this is a strenuous and time-consuming process that is currently done by hand. In this …
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