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 4 of 4 for “"Demersal trawling"”.
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Fish landings, discards and benthic material from demersal trawling in the western English Channel (ICES VIIe)
… examined the impact of inshore single boat otter trawling from Newlyn, Looe, Plymouth and Salcombe and pair boat demersal trawling from Looe and Plymouth on the benthic environment off the SW peninsula of the UK between 1998 and 2000. Fish and shellfish species (54 and 11 species respectively) …
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Effects of demersal trawling on marine infaunal, epifaunal and fish assemblages: studies in the southern Benguela and Oslofjord
This thesis investigates the impacts of the demersal trawl fishery on infaunal, epifaunal and fish assemblages in the southern Benguela upwelling system for the first time. In the absence of representative areas of similar habitat protected from trawling in the southern Benguela region, infaunal …
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Application of a multi-method approach to the stock identification and discrimination of kingklip, Genypterus capensis (Smith, 1847), off the South African coast
Kingklip, Genypterus capensis, is a marine demersal fish distributed in shelf and slope waters of southern Africa, from Walvis Bay in Namibia to Algoa Bay in South Africa. This commercially important species is caught by demersal trawling and longlines. Whereas previous analyses of population …
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Spatial distribution and diversity of soft-bottom benthic invertebrates from demersal trawl surveys off the coast of Namibia
… annual monkfish, hake, and deep-sea red crab demersal surveys for the years 2018-2020, along the northern, central, and southern coast of Namibia. The study aimed to determine the spatial distribution and diverse composition of soft-bottom benthic invertebrates as affected by environmental …