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 “"Fisheries bycatch"”.
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Movement ecology and fisheries bycatch risk of albatross and large petrel species from Bird Island, South Georgia
… Earth, mainly because of incidental mortality (bycatch) in fisheries. Tracking these birds has improved our knowledge of how the environment and individual traits shape specific foraging and migratory strategies; however, this research is biased towards adult life-stages, which are easier to …
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Investigating ecosystem-level effects of gillnet bycatch in Lake Erie: implications for commercial fisheries management
… one of the world's largest freshwater commercial fisheries. Bycatch has become a concern in current fisheries management. This study focused on four species in Lake Erie that include two major commercial and recreational species, walleye (Sander vitreus) and yellow perch (Perca flavescens); an …
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Understanding and mitigating seabird bycatch in the South African pelagic longline fishery
… predators and at sea by fishing fleets, as fisheries bycatch, as well as other human impacts. Seabird bycatch has negatively affected many seabird populations worldwide, with trawl, gillnet and longline fisheries considered the most destructive to seabird populations. Seabird bycatch from …
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Bycatch and foraging ecology of sea turtles in the Eastern Pacific
… modern anthropogenic threats. Worldwide, fisheries bycatch in on the major threats to the survival of sea turtles and that is also the case in the Eastern Pacific. To establish regional conservation priorities for the mitigation of bycatch, it is essential to first obtain a comprehensive …
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The effects of introduced mice on seabirds breeding at sub-Antarctic Islands
… of population declines, more so than incidental fisheries bycatch or degradation of their breeding habitats. Since few oceanic islands have escaped invasion, the problem is widespread, with the prime culprits being introduced cats Felis catus, rats Rattus spp. and house mice Mus musculus which …