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 6 of 6 for “"Mark and Recapture"”.
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Development and evaluation of trapping studies for Hylobius pales (Herbst) and Pissodes nemorensis Germar (Coleoptera: curculionidae) in Virginia Christmas tree plantations
The pales weevil, Hylobius pales (Herbst), and the deodar weevil, Piss odes nemorensis Germar, are regeneration pests of pine plantations in the eastern United States. Attempts to sample regeneration weevils in Virginia have met with little success. Two trap types were field tested to determine …
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Estimate of Production By a Population of Fathead Minnows, Pimpephales promelas, In a South Dakota Prairie Wetland
Estimates of production and population densities were obtained for an autochthonous population of fathead minnows, Pimephales promelas Rafinesque, in a South Dakota prairie wetland. The study was conducted from May to September of 1976. Population estimates were obtained using a Schnabel-type mark …
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Fish Passage at UDOT Culverts: Prioritization and Assessment
… species listings, other agencies' initiatives, and the desire to restore ecosystem connectivity to watercourses. UDOT is currently responsible for approximately 47,000 culverts, but AOP is currently addressed only on an as-needed basis. Currently UDOT has no prioritization or assessment strategy …
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The sustainability of crayfish harvesting in Madagascar
… throughout their range in the eastern highlands of the country. They provide an important source of protein and revenue to local communities but there is concern that the harvest may be unsustainable. In this thesis I assess the sustainability of crayfish harvesting in and around Ranomafana …
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An Examination of Seasonal Growth and Survivorship of <i>Sigmodon hispidus</i> in Southeastern Virginia
… necessary in order to gain additional knowledge and perspective on this species in its northernmost distribution on the east coast of the United States. Previous studies of Virginia cotton rats were based on data from necropsies, which do not allow for the determination of certain population …
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Migration phenology and fertility of imperiled Illinois salamander (Ambystoma) species
Made available in DSpace on 2022-01-12T21:46:56Z (GMT). No. of bitstreams: 2 CALLAHAN-THESIS-2021.pdf: 2826996 bytes, checksum: 5cc241706b5a8e00e8dc8731cde47fc3 (MD5) LICENSE.txt: 4210 bytes, checksum: 284778725358f3904105b35f49d32554 (MD5) Previous issue date: 2021-07-21