نتایج جستجو برای: Artisanal fisheries

تعداد نتایج: 17345  

C. P. O, Obinne M. A, Yahaya O. J, Okwu

The study analyzed the information needs and accessibility of artisanal fisher folk in Benue State, Nigeria. Multistage sampling technique was used to select two fishing communities from each of the three agro-ecological zones in the study area. A structured questionnaire was used to collect primary data from 222 respondents. Descriptive statistics showed that artisanal fisher folk were mostly ...

2013
Moenieba Isaacs

Postapartheid fisheries reform in South Africa, through the Marine Living Resources Act (MLRA) 18 of 1998, used individual transferable quotas (ITQs) to broaden resource access through allocating quotas to new entrants, even though the system has been created to reduce capacity through a reduction in the number of active fishers. The formal action space created through fisheries reform in South...

Journal: :international journal of agricultural science, research and technology in extension and education systems 2011
o. j, okwu m. a, yahaya c. p. o, obinne

the study analyzed the information needs and accessibility of artisanal fisher folk in benue state, nigeria. multistage sampling technique was used to select two fishing communities from each of the three agro-ecological zones in the study area. a structured questionnaire was used to collect primary data from 222 respondents. descriptive statistics showed that artisanal fisher folk were mostly ...

2015
Jimmy Martínez-Ortiz Alexandre M. Aires-da-Silva Cleridy E. Lennert-Cody Mark N. Maunder George Tserpes

The artisanal fisheries of Ecuador operate within one of the most dynamic and productive marine ecosystems of the world. This study investigates the catch composition of the Ecuadorian artisanal fishery for large pelagic fishes, including aspects of its spatio-temporal dynamics. The analyses of this study are based on the most extensive dataset available to date for this fishery: a total of 106...

2017
Miguel Andreu-Cazenave Maria Dulce Subida Miriam Fernandez

There is an urgent need to quantify the impacts of artisanal fisheries and define management practices that allow for the recovery and conservation of exploited stocks. The extent of illegal catch is particularly critical as a driver of overexploitation in artisanal fisheries. However, the lack of data at proper spatial scales limits the evaluation of illegal fishing and effectiveness of manage...

2017
N.K.G. Salama H. A. McLay

MASTS Annual Science Meeting Title: Additional insight on potential reallocation scenarios for artisanal fisheries from a spatialBayesian belief network

2015
Kerstin B. J. Glaus Irene Adrian-Kalchhauser Patricia Burkhardt-Holm William T. White Juerg M. Brunnschweiler

Limited information is available on artisanal and subsistence shark fisheries across the Pacific. The aim of this study was to investigate Fiji's inshore fisheries which catch sharks. In January and February 2013, 253 semi-directive interviews were conducted in 117 villages and at local harbours on Viti Levu, Vanua Levu, Taveuni, Ovalau and a number of islands of the Mamanuca and Yasawa archipe...

2013
Bárbara Horta e Costa Marisa I. Batista Leonel Gonçalves Karim Erzini Jennifer E. Caselle Henrique N. Cabral Emanuel J. Gonçalves

Marine Protected Areas (MPAs) have been widely proposed as a fisheries management tool in addition to their conservation purposes. Despite this, few studies have satisfactorily assessed the dynamics of fishers' adaptations to the loss of fishing grounds. Here we used data from before, during and after the implementation of the management plan of a temperate Atlantic multiple-use MPA to examine ...

Journal: :Conservation biology : the journal of the Society for Conservation Biology 2009
David J Hoeinghaus Angelo A Agostinho Luiz C Gomes Fernando M Pelicice Edson K Okada João D Latini Elaine A L Kashiwaqui Kirk O Winemiller

Applying the ecosystem services concept to conservation initiatives or in managing ecosystem services requires understanding how environmental impacts affect the ecology of key species or functional groups providing the services. We examined effects of river impoundments, one of the leading threats to freshwater biodiversity, on an important ecosystem service provided by large tropical rivers (...

2013
Valentina Savo Arianna La Rocca Giulia Caneva Fabio Rapallo Laura Cornara

BACKGROUND Artisanal fisheries in the Mediterranean, especially in Italy, have been poorly investigated. There is a long history of fishing in this region, and it remains an important economic activity in many localities. Our research entails both a comprehensive review of the relevant literature and 58 field interviews with practitioners on plants used in fishing activities along the Western M...

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