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 15 of 15 for “"Salmonidae"”.
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Diplostomulum trituri (Trematoda: diplostomatidae) a larval strigeoid trematode in the brain and cranial case of the newt, Notophthalmus viridescens (Rafinesque)
… opossum, domestic cat, and fish from families Salmonidae, Catostomidae, Cyprinidae, and Centrarchidae as experimental definitive hosts for <u>Diplostomulum trituri</u>.
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Evolutionary and Ecological Patterns of Body Size in North American Freshwater Fishes
… patterns are examined, the trend exhibited by Salmonidae contradicts the prediction of Bergmann's rule. The energetic equivalence rule suggests that populations within a community, irrelevant of body size, use equal amounts of energy. An analysis of 30 stream fish communities sampled in …
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Lífshættir flundru (Platichthys flesus) á ósasvæði Hvítár í Borgarfirði
… (4) gerður var samanburður á fæðu laxfiska (Salmonidae) og flundru. Rannsóknin fór fram á tímabilinumaí – september 2011 auk þess voru notuð gögn frá Veiðimálastofnun sem safnað var árið 2010. Göngur flundrunnar inná ósasvæðið fóru eftir árstíðum, lítið var af fiski um vorið en jókst er leið …
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Sampling the Local Fare: Fishes at the Sam Israel House Pit (45GR76), Soap Lake, Washington
… (sucker and minnow) bones outnumber Family Salmonidae (salmon/trout) bones (64%/36%) at the site, and sucker specimens outnumber minnows (81%/19%). The majority of specimens were broken (2,615/2,862, 91.3%), but only a few showed definitive modification: cutmarks (n=1), crushing (n=2), and …
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Parasite host interaction between the freshwater pearl mussel (Margaritifera margaritifera) and brown trout (Salmo trutta) – the impact from glochidia larvae on the host
… can only metamorphose on salmonid fish (Salmonidae), and in Europe the glochidia has only been shown to develop into juvenile mussels on Atlantic salmon Salmo salar and brown trout S. trutta. In this thesis, the interaction between the parasitic freshwater pearl mussel and its salmonid …
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Strobe Light Effects On Stress and Avoidance Behavior in Fishes and Distribution of Zooplankton in Lake Oahe, South Dakota
… Percidae (yellow perch Perca flavescens), and Salmonidae (chinook salmon Onchorhynchus tshawytscha). Plasma cortisol concentrations (μg dL-1) for channel catfish (8.9 ±2.2, n=6), yellow perch (8.1 ±3.9, n=6) and chinook salmon (17.3 ±2.7, n=6) increased significantly compared to controls (5.0 …
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Movement ecology of two threatened anadromous species, twaite shad Alosa fallax and sea lamprey Petromyzon marinus, revealed by acoustic telemetry.
… compared with anadromous species of the Salmonidae family. Here, the movement ecology of threatened twaite shad Alosa fallax (‘shad’) and sea lamprey Petromyzon marinus was investigated using acoustic telemetry during and between their spawning migrations in the heavily fragmented lower …
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Contribution of Natural Recruitment to the Rainbow Trout Oncorhynchus mykiss Sport Fishery in Deerfield Reservoir
… sport species. Catchable (279- 381-mm) trout (Salmonidae) fisheries currently compose a large portion of the recreational fishing in Black Hills streams and reservoirs. Put-and-take fisheries are the standard management practice for Black Hills reservoirs because natural recruitment is low to …
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Seasonal and spatial patterns in nitrogen cycling and food web interactions in Lake Taupō New Zealand
… Abundance of rainbow trout (Oncorhynchus mykiss: Salmonidae), the top predator in the Taupō system, is managed through a regulated recreational fishery. Coincident with a period of declining water quality between 1995 and 2005, the trout in Lake Taupō underwent a drastic decline in abundance and …
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Chapter 1, a dichotomous key for the identification of nine salmonids of the Inland Northwest using six diagnostic skull bones; and associated equations to estimate total length and weight form bones ingested by piscivores or found in archeological sites; Chapter 2, Utilization of acoustic biotelemetry to define the movements of Lake Roosevelt Redband trout, oncorhynchus mykiss gairdneri
"The fish skull is a complex anatomical structure, comprised of numerous bones that are often unique to the fish's genera or species. These unique qualities allow researchers to use bone to identify and quantify fish in piscivore and archeological investigations. Due to the high degree of …