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Registros recuperados: 22
Primeira ... 12 ... Última
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Temporal Stability in Fishing Spots: Conservation and Co-Management in Brazilian Artisanal Coastal Fisheries Ecology and Society
Begossi, Alpina; Unicamp; alpina@unicamp.br.
The management of small-scale artisanal fisheries in Brazil should be a priority because of their importance as a source of food for internal markets and their location in sites with high biodiversity, such as the Atlantic Forest coast. Fishing spots, territories, and sea tenure have been widely studied within artisanal fisheries, and, in this study, a fishing spot of this type may be a defended area or an area that imposes rules for users, making the exclusion of outsiders feasible, or even a place in which fishing occurs with some exclusivity. This analysis takes into account the importance of fishing areas for the conservation of artisanal fishing in Brazil and the relative temporal stability of these areas. In particular, examples of the use of the...
Tipo: Peer-Reviewed Reports Palavras-chave: Artisanal fisheries; Amazon; Atlantic Forest coast Brazil; Co-management; Territoriality; Fishing accords.
Ano: 2006
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Comanagement of clams in Brazil: a framework to advance comparison Ecology and Society
Rocha, Ligia M.; Federal University of Rio Grande do Norte, Graduate Program in Ecology; ligiarocha1@gmail.com; Pinkerton, Evelyn; Simon Fraser University, School of Resource and Environmental Management; epinkert@sfu.ca.
Tipo: Peer-Reviewed Reports Palavras-chave: Artisanal fisheries; Clams; Comanagement; Fisherwomen; Marine protected areas; Shell fisheries.
Ano: 2015
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Resilience, Social-Ecological Rules, and Environmental Variability in a Two-Species Artisanal Fishery Ecology and Society
Duer-Balkind, Marshall; Department of the Environment, Washington, DC; School of Forestry and Environmental Studies, Yale University, New Haven, CT, USA; marshall@aya.yale.edu; Jacobs, Kasey R.; NOAA Coastal Management Fellow at the Puerto Rico Coastal Zone Management Program, San Juan, PR; School of Forestry and Environmental Studies, Yale University, New Haven, CT, USA; kasey.jacobs@aya.yale.edu; Basurto, Xavier; Duke Marine Lab, Nicholas School of the Environment, Duke University, Beaufort, NC, USA; xavier.basurto@duke.edu.
Social-ecological resilience is an increasingly central paradigm for understanding sustainable resource management. In this study, we aimed to better understand the effect of environmental variability on the resilience of fishery systems, and the important role that social institutions and biophysical constraints play. To explore these issues, we built a dynamic model of the pen shell fishery of the indigenous Seri people in the Gulf of California, Mexico. This model included the dynamics of the two dominant species in the fishery (Atrina tuberculosa and Pinna rugosa), several institutional rules that the Seri use, and a number of ecological constraints, including key stochastic variables derived from empirical data. We found that modeling with multiple...
Tipo: Peer-Reviewed Reports Palavras-chave: Artisanal fisheries; Common-pool resources; Environmental variability; Gulf of California Mexico; Multi-species; Resilience; Social-ecological systems; Stochasticity; System dynamics.
Ano: 2013
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Exploring External Validity of Common Pool Resource Experiments: Insights from Artisanal Benthic Fisheries in Chile Ecology and Society
Tipo: Peer-Reviewed Reports Palavras-chave: Artisanal fisheries; Benthic resources; Comanagement; Common pool resources; Internalization of norms; Laboratory experiment; Small-scale fisheries; Territorial user rights.
Ano: 2013
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Early stages of snapper-grouper exploitation in the Caribbean (Bay Islands, Honduras) ArchiMer
Gobert, Bertrand; Berthou, Patrick; Lopez, E; Lespagnol, Patrick; Turcios, Maria Dolores Oqueli; Macabiau, Christophe; Portillo, Pedro.
In the Caribbean, snappers (Lutjanidae) and groupers (Serranidae) are often heavily exploited by artisanal or industrial fisheries. This paper analyzes the catches of an artisanal fishery selectively targeting these species with a moderate fishing pressure in the Bay Islands (Honduras), and discusses the implications on the understanding of the early stages of development of reef fisheries. Although snappers and groupers are targeted with handlines and spearguns in the whole archipelago, the differences in species diversity and size structure of the catch reveals various exploitation patterns. In most areas, a depletion is observed for the most vulnerable snapper and grouper species, and most other species are mainly exploited in their juvenile phase;...
Tipo: Text Palavras-chave: Top level predators; Selective fishing effort; Caribbean; Artisanal fisheries; Reef fisheries; Groupers; Snappers.
Ano: 2005 URL: http://archimer.ifremer.fr/doc/2005/publication-512.pdf
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Analyse des resultats et des comportements economiques des entreprises de peche artisanale ArchiMer
Catanzano, Joseph; Gilly, Bernard; Lantz, Frederic; Durand, M.h..
(Not controled OCR) The economic results of artisanal fishing enterprises are investigated through a sample of 300 to 700 artisanal vessels for which account books are available from 1983 to 1986. The use of economic (such as added value) and financial ratios (solvency and financial autonomy) leads to the identification of four groups of firms. A rough classification has been identified from gears used and areas. Over the period, financial rentability and autonomy show obvious damaging that underlines the relevance of a (current) analysis on the impact of public subsidies on the enterprises behaviour.
Tipo: Text Palavras-chave: Indebtness; Investment; Rentability; Artisanal fisheries; SEM; Endettement; Investissement; Rentabilité; Pêche artisanale.
Ano: 1988 URL: http://archimer.ifremer.fr/doc/1988/rapport-2424.pdf
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Valorisation de la pêche artisanale de Saint Pierre et Miquelon : potentialités du marché local ArchiMer
Dewals, Jean-françois.
This thesis is part of the ATLANTILES program, which seeks to study the interactions between small-scale fishing, the historic sector of the archipelago of Saint-Pierre and Miquelon (SPM), and tourism, emerging sector. This work explores the ways in which seafood products from artisanal PMS fishing can be exploited on the local market. For this, it is organized in several parts. The first part presents the socio-demographic context of the archipelago and its influence on the local fishing sector. It highlights the important impact of COM status and the geographical position of the territory on the MPS fisheries sector. The second part of the paper introduces the characteristics of the local artisanal fishery and attempts to understand its interactions with...
Tipo: Text Palavras-chave: Valorisation; Produits de la mer; Pêche artisanale; Filière; Consommation; Valorization; Seafood; Artisanal fisheries; Chain; Consumption.
Ano: 2019 URL: https://archimer.ifremer.fr/doc/00656/76794/77960.pdf
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Simulation of the combined effects of artisanal and recreational fisheries on a Mediterranean MPA ecosystem using a trophic model ArchiMer
Albouy, Camille; Mouillot, David; Rocklin, Delphine; Culioli, Jean M.; Le Loc'H, Francois.
Marine protected areas (MPAs) have the potential to enhance the long-term sustainability of coastal resources, and the artisanal fisheries which depend on them. However, recreational fisheries, which are increasing their impacts on coastal resources worldwide, may reduce the benefits that MPAs provide to declining artisanal fisheries. Here we used the Bonifacio Straits Natural Reserve (BSNR) Corsica as a study case to simulate the combined effects on coastal resources of artisanal and recreational fishing efforts. The BSNR ecosystem was modelled using mass-balance modelling of trophic interactions. This model was compared to another built on a non-protected area from the same region. We aggregated fishing fleets into artisanal and recreational categories,...
Tipo: Text Palavras-chave: Ecopath with Ecosim; Epinephelus marginatus; MPA; Trophic cascades; Artisanal fisheries; Recreational activities; Mediterranean Sea.
Ano: 2010 URL: https://archimer.ifremer.fr/doc/00013/12436/9246.pdf
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Des modèles et des indicateurs pour évaluer la performance des Aires Marines Protégées pour la gestion des zones côtières. Application à la Réserve Naturelle des Bouches de Bonifacio ArchiMer
Rocklin, Delphine.
These last decades have been characterized by a great development of fishing techniques, contributing to the overexploitation of numerous marine fish stocks. In order to limit this collapse and to restore impacted communities, the implementation of management measures was necessary. Marine Protected Areas (MPAs), initially developed to protect remarkable habitats and associated biodiversity, are more and more used as a tool for spatial management of fishing activities, by adult export and/or larvae migrations from protected zones to surrounding fisheries. The aim of this PhD was to use indicators and predictive models for evaluating the impact of the Bonifacio Strait Natural Reserve (Corsica) implementation on fish communities and the benefits of such...
Tipo: Text Palavras-chave: Aires marines protégées; Pêche artisanale; Gestion des pêcheries; Ressource; Modélisation dynamique; Indicateurs; Gestion des zones côtières; Évaluation de scénarios; Conservation des écosystèmes; Marine protected areas; Artisanal fisheries; Fishing management; Resource; Dynamic model; Indicators; Coastal areas management; Scenarios evaluation; Ecosystems conservation.
Ano: 2010 URL: http://archimer.ifremer.fr/doc/00285/39593/38085.pdf
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Fish wariness is a more sensitive indicator to changes in fishing pressure than abundance, length or biomass ArchiMer
Goetze, Jordan S.; Januchowski-hartley, Fraser A.; Claudet, Joachim; Langlois, Tim J.; Wilson, Shaun K.; Jupiter, Stacy D..
Identifying the most sensitive indicators to changes in fishing pressure is important for accurately detecting impacts. Biomass is thought to be more sensitive than abundance and length, while the wariness of fishes is emerging as a new metric. Periodically harvested closures (PHCs) that involve the opening and closing of an area to fishing are the most common form of fisheries management in the western Pacific. The opening of PHCs to fishing provides a unique opportunity to compare the sensitivity of metrics, such as abundance, length, biomass and wariness, to changes in fishing pressure. Diver-operated stereo video (stereo-DOV) provides data on fish behavior (using a proxy for wariness, minimum approach distance) simultaneous to abundance and length...
Tipo: Text Palavras-chave: Artisanal fisheries; Catch efficiency; Compliance; Conservation; Customary management; Fish behavior; Fisheries management; Flight initiation distance.
Ano: 2017 URL: https://archimer.ifremer.fr/doc/00610/72247/71050.pdf
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La pêche artisanale des années quatre-vingt en France ArchiMer
Catanzano, Joseph; Lantz, Frederic; Vernier, C; Allard, M.o.
The artisanal fisheries industry has experienced a major development over the 80's: technology has improved and ship building costs have increased. The firms' economic behaviour and financial performances have shown that the marginal profitability of capital is lower for large units than for small units, the latter being used by coastal fisheries. Overall, conclusions on the financial situation of the industry must be qualified. Public intervention has materialized through (1) an increasing amount of state aids supporting modernization investment (Brittany being the most supported region), (2) more political and financial involvement of regions as a result of more administrative and decision making responsibilities being devolved to them, (3) the...
Tipo: Text Palavras-chave: SEM; Financement; Investissement; Rentabilité; Coûts; Pêche artisanale; Funding; Investment; Profitability; Costs; Artisanal fisheries.
Ano: 1993 URL: https://archimer.ifremer.fr/doc/1993/rapport-4219.pdf
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Changes in the catch composition of artisanal fisheries attributable to dolphin depredation in a Mediterranean marine reserve ArchiMer
Rocklin, Delphine; Santoni, Marie-catherine; Culioli, Jean-michel; Tomasini, Jean-antoine; Pelletier, Dominique; Mouillot, David.
There is increasing evidence from previous studies, and from fishers' observations, that coastal dolphins use fishing nets as an easily accessible feeding source, damaging or depredating fish caught in the nets. This study investigates the impact of dolphin depredation on artisanal trammelnets by analysing the catch composition of 614 artisanal fishing operations in the Bonifacio Strait Natural Reserve (France). Common bottlenose dolphins (Tursiops truncatus) attacked, on average, 12.4% of the nets and damaged 8.3% of the catch. However, attacked nets were characterized by statistically significantly higher catch per unit effort than unattacked ones. Catch composition also differed significantly after dolphin attacks; bentho-pelagic fish were more...
Tipo: Text Palavras-chave: Marine protected area; Interactions with fisheries; Depredation; Catch per unit effort; Catch composition; Bottlenose dolphin; Artisanal fisheries.
Ano: 2009 URL: http://archimer.ifremer.fr/doc/2009/publication-6808.pdf
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Local ecological knowledge of fishers about the life cycle and temporal patterns in the migration of mullet (Mugil liza) in Southern Brazil Neotropical Ichthyology
Herbst,Dannieli Firme; Hanazaki,Natalia.
This research investigates local ecological knowledge of fishers in communities along a latitudinal gradient in the coast of the Santa Catarina State, regarding the life cycle of mullets Mugil liza (migration, feeding, and reproductive behavior). Our sampling encompassed eight Santa Catarina coastal cities (nine artisanal fishing sites) and engaged 45 key informants (28- 86 years of age) through semi-structured interviews from August/2011 to March/2012. This fish species feeds and grows in lagoon and estuarine systems, migrating to the sea for reproduction, and spawning. Fishers acknowledged the Patos Lagoon and the Plata River as the main source of mullet schools. Migration occurs from South to North and the routes vary according to climatic and...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Artisanal fisheries; Ethnoecology; Feeding; Mugilidae; Reproductive biology.
Ano: 2014 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252014000400879
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Local ecological knowledge on the goliath grouper epinephelus itajara (teleostei: serranidae) in southern Brazil Neotropical Ichthyology
Gerhardinger,Leopoldo Cavaleri; Marenzi,Rosemeri Carvalho; Bertoncini,Áthila Andrade; Medeiros,Rodrigo Pereira; Hostim-Silva,Maurício.
The goliath grouper Epinephelus itajara is a large sized (> 400 kg) and critically endangered marine fish, which is protected in many countries, including Brazil. Through the application of semi-structured interviews, we investigated the local ecological knowledge of seven fishermen specialist on catching E. itajara from the Babitonga bay, Santa Catarina, Brazil. Local long-line fisheries for E. itajara seemed to be a disappearing tradition in the studied site, with a detailed inherent local ecological knowledge system, which is also being lost. Our study also showed that fishermen engaged in recent fisheries, such as spear-fishing, can also possess a detailed local ecological knowledge system. Through the analysis of fishermen local ecological...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Ethnoecology; Marine conservation; Artisanal fisheries; Reef fish; Human ecology.
Ano: 2006 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252006000400008
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Assessment of sábalo (Prochilodus lineatus) fisheries in the lower Paraná River basin (Argentina) based on hydrological, biological, and fishery indicators Neotropical Ichthyology
Baigún,Claudio; Minotti,Priscilla; Oldani,Norberto.
This study assesses the change in fish exploitation patterns of the sábalo fisheries of the lower Paraná River basin based on hydrological, biological, and fishery indicators. From historical catch records, we recorded a shift from a lightly and moderate exploited status before 2001 to a heavily exploited one, as a result of the development of sábalo exports from 2001 onwards. Channel and floodplain connectivity indices demonstrated that the Paraná exhibited highly favorable hydrological conditions between 1972 and 1999 but more adverse conditions from 1999 to 2009, as a consequence of flood pulses reduction coincident with a fishing mortality increment. A total catch of 15,000 tons, including local consumption, regional market, informal sales, and...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Artisanal fisheries; Flood pulse; Neotropical rivers; Overfishing.
Ano: 2013 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252013000100199
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Seychelles artisanal fisheries statistics for 1986 OceanDocs
De Moussac, G..
A report of the fishery statistics for 1986 with the different type of vessels and fishing methods used.
Tipo: Report Palavras-chave: SEYCHELES; Artisanal fishing; Catch composition; Fishery statistics; Catch/effort; Fish catch statistics; Catch composition; Artisanal fisheries.
Ano: 1987 URL: http://hdl.handle.net/1834/1314
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Seychelles Fishing Authority: Annual Report 2004 OceanDocs
Anon..
Tipo: Book Palavras-chave: TUNA FISHERY; Artisanal fishing; Fishery institutions; Fishery statistics; Tuna fisheries; Statistics; Artisanal fisheries; Http://aims.fao.org/aos/agrovoc/c_49978; Http://aims.fao.org/aos/agrovoc/c_644.
Ano: 2005 URL: http://hdl.handle.net/1834/1079
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Report on existing and potential employment opportunities in the fisheries sector in Seychelles OceanDocs
Nageon de Lestang, J..
Tipo: Report Palavras-chave: Artisanal fishing; Industrial fish; Fishery industry; Artisanal fisheries; Fishery policies; Employment.
Ano: 2005 URL: http://hdl.handle.net/1834/5310
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Seychelles Fishing Authority: Annual Report 2004 OceanDocs
Anon..
Tipo: Book Palavras-chave: TUNA FISHERY; Artisanal fishing; Fishery institutions; Fishery statistics; Tuna fisheries; Statistics; Artisanal fisheries.
Ano: 2005 URL: http://hdl.handle.net/1834/1079
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Local knowledge of medicinal plants in three artisanal fishing communities (Itapoá, Southern Brazil), according to gender, age, and urbanization Acta Botanica
Merétika,Adriana Heindrickson Cunha; Peroni,Nivaldo; Hanazaki,Natalia.
This article analyzes some of the factors affecting the distribution of knowledge about medicinal plants of three artisanal fishing communities in Itapoá Municipality, in the state of Santa Catarina, Brazil. Ninety semi-structured interviews were performed, which resulted in 109 cited plant species. The sample included both men (n=46) and women (n=44), in different age categories: 18-40 years old (n=18), 41-50 (n=21), 51-60 (n=28), and 61+ years old (n=23), and in three different communities: Barra do Saí (n=17), Itapema do Norte (n=31) and Pontal do Norte (n=42). Leaves are the plant parts most used by the communities (62%), and are obtained primarily through cultivation. Cordia curassavica (Jacq.) Roem. & Schult. (Boraginaceae) is the species...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Ethnobotany; Artisanal fisheries; Traditional knowledge.
Ano: 2010 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062010000200009
Registros recuperados: 22
Primeira ... 12 ... Última
 

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