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 125 for “"catfish"”.
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Catfish Dinner & Other Malicious Morsels
<p><em>Catfish Dinner & Other Malicious Morsels </em>is a collection of short stories utilizing the combined elements of Fantasy, Southern, and Gothic Literature. The collection demonstrates the feasibility of combining the three different literary genres, each with its own strong identity and …
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Bycatch of the Lake Pontchartrain Basin inshore shrimp fishery and its effect on two sea catfish species: the gafftopsail catfish (Bagre marinus) and the hardhead catfish (Ariopsis felis)
<p>In Lake Pontchartrain Basin, commercial fishing in estuarine habitats impacts many non-target species collected as bycatch. I investigated the bycatch assemblages collected by commercial vessels and compared these to assemblages collected by typical fishery-independent methods. I compared …
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Oxytetracycline Induced Photosensitivity in Channel Catfish (Ictalurus punctatus)
… with oxytetracycline was evaluated in channel catfish. In a controlled experiment, only oxytetracycline-injected fish that were exposed to direct sunlight exhibited necrotic ocular and dorsolateral epidermal lesions. All of the affected fish died within 8 d. All of the fish from three different …
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Investigations into DNA vaccination against Channel Catfish Virus
… viral killer of commercially produced channel catfish is Channel Catfish Virus (CCV). Studies conducted to evaluate DNA vaccination against CCV compared encoded gene, dose, multiple DNA vaccines, and immune response to vaccination. Genes were selected (ORFs 1 and 3 [immediate early genes], ORFs …
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Experimental cage culture of channel catfish in Virginia
Three strains of channel catfish, Ictalurus punctatus (Rafinesque), from the southeastern United States were cultured in cages to select a strain that would attain a marketable size during the relatively short Virginia growing season. The strains were compared in terms of yield, survival, mean …
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A Standardized Ultrasonography Classification for Channel Catfish Ovarian Development
… tool in genetic improvement programs for channel catfish Ictalurus punctatus. A literature review on the use of ultrasonography in fish reproduction generated a comprehensive reference data set intended to benefit existing and potential users. It exposed the need for reporting of instrument …
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Variation in sound production of the blue catfish, Ictalurus furcatus.
The blue catfish, Ictalurus furcatus, is an invasive species introduced to Virginia in 1974 and is the largest catfish in the United States. Like other Ictalurids, they are capable of producing disturbance calls via stridulation of the pectoral spine. These sounds can be made in air and water, and …
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Material and Acoustic Properties of Swimbladders of Tilapia and Channel Catfish
… Tilapia (an auditory generalist) and the channel catfish (an auditory specialist). The swimbladder was struck with a piezoelectric impact hammer. Amplitude and timing characteristics of bladder sound and displacement were compared for strikes of different amplitudes. Most of the first cycle of …
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Catfish Cage Culture in a South Dakota Power Plant Cooling Reservoir
… Dakota as a site for cage culturing channel catfish (Ictalurus punctatus) for market and sport fishery stocking. Temperatures suitable for catfish culture (21-32 C) were present in the reservoir from mid-March through mid-September 1978 and from mid-October through 4 November 1978, the end of …
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Culture of Channel Catfish in East-Central South Dakota Dugout Ponds
… 39.4 g, mean total length 108.4 mm) channel catfish (Ictalurus punctatus) at stocking rates of 309, 618, 1,235, and 1,853 fish/ha. Supplemental food was provided in 16 ponds (four at each stocking rate) at a rate of 4% body weight every other day. Fish in four ponds stocked, one at each of …
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Connections of the olfactory tracts in the bullhead catfish I̲c̲ṯa̲ḻu̲ṟu̲s̲ ṉe̲ḇu̲ḻo̲s̲u̲s̲.
Thesis: M.S., Massachusetts Institute of Technology, Department of Psychology, 1973
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Population Dynamics Modeling and Management Strategy Evaluation for an Invasive Catfish
Blue Catfish were introduced in the tidal tributaries of the Chesapeake Bay in the 1970s and 1980s to establish new fisheries during a time period when many fisheries were in decline due to pollution, habitat alteration, disease, overfishing, and environmental catastrophes. Having expanded their …
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Systematic revision of the South American armored catfish genus Loricaria (Siluriformes: Loricariidae)
… teeth. Loricaria are small to moderate-sized catfishes widely distributed throughout most of the major river drainages of cis-Andean South America, including the Amazon, Orinoco, Paraguay, Paraná, and smaller coastal rivers draining the Guyana and Brazilian Shields. Based on multivariate …
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CHARACTERIZATION AND PATHOLOGICAL STUDY OF A. HYDROPHILA IN WALKING CATFISH (CLARIAS GARIEPINUS)
… was studied in fingerlings and adult walking catfish, Clarias gariepinus using three different preparations of unwashed, washed or washed but sonicated bacteria. The pathological effects of the virulent strain were also studied in immunized fish or fish injected with immunostimulant, complete …
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The Aging of Two Madtom Catfish Species From a Southwest Missouri Stream
… In this study two species of madtom catfishes, the slender madtom (Noturus exilis) and the Ozark madtom (Noturus albater), were aged using pectoral spines and otoliths. Validation was provided using marginal increment analysis, a technique which monitors the seasonal progression of …
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Development of a hazard monitoring system for aquaculture: case of study - catfish farming
… identifying potential food hazard sources in the catfish farming process. In this case study, the artificial propagation of Heteroclarias catfish hybrids is considered the final product. Considering a fictive small-scale hatching unit, within this research, biological, chemical, and physical food …
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