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Registros recuperados: 39
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Wicked Social-Ecological Problems Forcing Unprecedented Change on the Latitudinal Margins of Coral Reefs: the Case of Southwest Madagascar Ecology and Society
Cinner, Joshua E; ARC Centre of Excellence for Coral Reef Studies, James Cook University, Australia; joshua.cinner@jcu.edu.au; Pichon, Michel; Museum of Tropical Queensland, Townsville, Australia; James Cook University; michel.pichon@bigpond.com; Rasoamanendrika, Faravavy; Institut Halieutique et des Sciences Marines, Toliara, Madagascar; faraagrippine@yahoo.fr; Zinke, Jens; The University of Western Australia, School of Earth and Environment; UWA Oceans Institute and the Australian Institute of Marine Science, Australia; jens.zinke@uwa.edu.au; McClanahan, Tim R; Wildlife Conservation Society, Marine Programs, Bronx, New York, USA; tmcclanahan@wcs.org.
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptation; Climate change; Governance; Marine resources; Migration; Solutions.
Ano: 2012
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Development and characterization of 20 polymorphic microsatellite markers for Epinephelus marginatus (Lowe, 1834) (Perciformes: Epinephelidae) using 454 pyrosequencing Genet. Mol. Biol.
Vaini,Jussara Oliveira; Mota,Kenneth Gabriel; Ojeda,Alejandra Paola; Barreiros,João Pedro; Moreira,Renata Guimarães; Hilsdorf,Alexandre Wagner Silva.
Abstract The dusky grouper, Epinephelus marginatus, is a well-known and widespread marine fish assessed as endangered by the International Union for the Conservation of Nature. Analyzing the genetic diversity of this species is, therefore, of utmost importance and necessary for conservation purposes. Microsatellites are molecular tools with advantages that are ideal for population analyses. This study provides the first set of species-specific microsatellite loci for E. marginatus that can be applied when assessing both intra- and interpopulation genetic variation. Twenty microsatellite loci were isolated and characterized for the dusky grouper by genotyping 20 individuals obtained from the North Eastern Atlantic Ocean (n = 4) and from the South Western...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Short tandem repeat; Population genetics; Conservation; Fishery; Marine resources.
Ano: 2019 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572019000100074
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Environment outweighs the effects of fishing in regulating demersal community structure in an exploited marine ecosystem ArchiMer
Mérillet, Laurene; Kopp, Dorothee; Robert, Marianne; Mouchet, Maud; Pavoine, Sandrine.
Global climate change has already caused bottom temperatures of coastal marine ecosystems to increase worldwide. These ecosystems face many pressures, of which fishing is one of the most important. While consequences of global warming on commercial species are studied extensively, the importance of the increase in bottom temperature and of variation in fishing effort is more rarely considered together in these exploited ecosystems. Using a 17‐year time series from an international bottom‐trawl survey, we investigated co‐variations of an entire demersal ecosystem (101 taxa) with the environment in the Celtic Sea. Our results showed that over the past two decades, biotic communities in the Celtic Sea were likely controlled more by environmental variables...
Tipo: Text Palavras-chave: Bottom trawl survey; Celtic Sea; Fishing effort; Marine resources; Spatio-temporal dynamics; Stability; STATICO multivariate analysis.
Ano: 2020 URL: https://archimer.ifremer.fr/doc/00599/71150/69470.pdf
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Atlas thématique de l'environnement marin en baie de Saint-Brieuc (Côtes-d'Armor) ArchiMer
Augris, Claude; Hamon, Dominique.
This atlas presents in a synthetic form the hydrodynamical, geological and biological characteristics of one of the most studied region of the French littoral. Geologic and geophysical data of the Saint-Brieuc Bay show that the deep basement consists of pre-palaeozoic or palaeozoic sedimentary series in the centre of the Bay, whereas metamorphic and magmatic formations are dominant in coastal regions. The location of superficial sediments in the Bay, is mainly due to marine currents. A granulometric gradient, from very fine to coarse sediments, appears in two directions: from the coast towards the high sea, and from the west to the east. Rocky substrates disrupt the sediment distribution, with, most of the time, a concentration of coarse sediments near the...
Tipo: Text Palavras-chave: Atlas; Bathymetry; Bottom topography; Commercial species; Geomorphology; Hydrodynamics; Marine resources; Sediment analysis; Sedimentary basins; Zoobenthos.
Ano: 1996 URL: http://archimer.ifremer.fr/doc/00031/14246/11527.pdf
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Marine resources of the economic zone of New Caledonia ArchiMer
Auzende, Jean-marie; Grandperrin, René; Bouniot, Emmanuel; Henin, Christian; Lafoy, Yves; De Forges, Bertrand; Van De Beuque, Sabrina; Virly, Sabrina.
The ZoNeCo programme, devoted to the evaluation of living and non-living marine resources within the Economic Zone of New Caledonia, illustrates clearly the Marine Benthic Habitats concept. It exhibits the study of the physical environment and disciplines such as geology and physical oceanography. The results acquired in these fields are used as bases to study the presence and the distribution of living species within a given habitat. The knowledge of all the parameters relative to each discipline is a useful guide for the evaluation and the sustainable management of living and nonliving resources.
Tipo: Text Palavras-chave: Ressources marines; Habitat; Nouvelle Calédonie; Ressources Sud Ouest Pacifique; Marine resources; Habitat; New Caledonia; Southwest Pacific.
Ano: 1999 URL: http://archimer.ifremer.fr/doc/1999/publication-832.pdf
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The need for a protean fisheries science to address the degradation of exploited aquatic ecosystems ArchiMer
Drouineau, Hilaire; Lobry, Jeremy; Bez, Nicolas; Travers-trolet, Morgane; Vermard, Youen; Gascuel, Didier.
In this introductory paper we highlight key questions that were discussed during the symposium on “Status, functioning and shifts in marine ecosystems” organized by the Association Française d’Halieutique (French Association for Fisheries Sciences, Montpellier, France, July 2015). This symposium illustrated that fisheries science is now working at multiple scales and on all dimensions of socio-ecosystems (ecological, political, sociological, and economic), with a great diversity of approaches and taking into account different levels of complexity while acknowledging diverse sources of uncertainty. We argue that we should go one step further and call for a protean fisheries science to address the deteriorated states of aquatic ecosystems caused by...
Tipo: Text Palavras-chave: EAFM; Fisheries management; Fisheries science; Marine resources; Models; Uncertainty.
Ano: 2016 URL: http://archimer.ifremer.fr/doc/00359/46990/46921.pdf
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Benefits of swath mapping for the identification of marine habitats in the New Caledonia Economic Zone ArchiMer
Van De Beuque, Sabrina; Auzende, Jean-marie; Lafoy, Yves; Grandperrin, René.
The ZoNeCo programme is devoted to the evaluation of the marine resources of the Economic Zone of New Caledonia. The results are essentially dependent on the quality of the seafloor mapping. From 1993 to 1996, four geological and geophysical surveys using the EM12 DUAL multibeam echosounder provided swath-mapping and acoustic imagery data of the seafloor of selected sites on the northern and southern parts of the Norfolk ridge, the Loyalty basin, around the Loyalty islands and in the westernmost part of the Economic Zone of New Caledonia. The accuracy of these documents shows the morphology of the seafloor in detail and allows rocky substratum to be differentiated from muddy bottom. It allows favorable emplacements of future exploratory fishing surveys to...
Tipo: Text Palavras-chave: Ressources marines; Habitats marins; Cartographie multifaisceaux; Nouvelle Calédonie; Sud Ouest Pacifique; Marine resources; Marine habitats; Swath mapping; New Caledonia; SW Pacific.
Ano: 1999 URL: http://archimer.ifremer.fr/doc/1999/publication-833.pdf
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Interactions between oceans and societies in 2030: challenges and issues for research ArchiMer
Lacroix, Denis; David, Bernard; Lamblin, Veronique; De Menthiere, Nicolas; De Lattre-gasquet, Marie; Guigon, Antoine; Jannes-ober, Emmanuelle; Hervieu, Halvard; Potier, Francoise; Ragain, Gilles; Hoummady, Moussa.
The perception of ocean areas by policy-makers or by people, living or not on the coast, has significantly varied over centuries. Due to its vastness and complexity, the sea has been studied within distinct academic disciplines. However, the current issues related to the sea, such as climate change, marine pollution or coastal tourism, require an integrated vision of the assets and drawbacks in order to meet the challenges arising from human activities both at sea and onshore. In this study, a group of foresight officers from the French network of public research institutes decided to cross-check and compare several science approaches (biology, sociology, economics, etc) about oceans. Thus, 11 sectors of maritime activity (transportation, fisheries,...
Tipo: Text Palavras-chave: Ocean; Society; Marine resources; Maritime economy; Law of the sea; Foresight.
Ano: 2016 URL: http://archimer.ifremer.fr/doc/00358/46900/46786.pdf
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La Gouvernance de la Biodiversite Marine et Cotiere dans le Golfe de Guinee. OceanDocs
Etoga, G. Y. L..
Biodiversity is a holistic concept which encompasses what the scientific literature describes as inter-specific diversity (diversity between species), intra-specific diversity (genetic diversity) and diversity of ecosystems. As a support of life, the preservation of biodiversity in terrestrial and marine habitats is of primary importance for the ecological balance of the Earth. Moreover, it is essential for human beings whose lifestyle depends on nature. The value of biodiversity lies with the opportunities provided to mankind to adapt to a changing environment. Concerning specifically the seas and oceans that constitute ¾ of the planet and 90% of the biosphere, there is a renewed ‘ecological awareness’ at the global level on the need to preserve marine...
Tipo: Theses and Dissertations Palavras-chave: Marine ecology; Marine resources; Biodiversity.
Ano: 2009 URL: http://hdl.handle.net/1834/5475
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Participación en la campaña de exploración de recursos marinos en Galápagos a bordo del sumergible Johnson Sea Link, julio de 1998 OceanDocs
Tapia, M.E..
In july 1998, the submersible Jonson Sea Link from the Marine Research Institute Harbor Branch of Florida developed research at Galapagos Islands. Unexplored hydrothermal areas in the islands which are rich in biodiversity could provide important marine resources that have not been discovered yet. Thus, the aim of this survey was to explore these resources at the west of Isabela Island besides being the site where they originate are islands and species begin to colonize substrates hard and rocky, Immersions till 3500 meters depth were performed during a time frame of 6 hours. The location of the submersible was monitored bu its support ship, the R/V Seward Johnson American flag. Two types of samples were collected: The first ones were kept alive and the...
Tipo: Journal Contribution Palavras-chave: Marine resources; Biodiversity; Substrata; Multiship expeditions.
Ano: 2013 URL: http://hdl.handle.net/1834/5790
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Marine Resource Management for Misali Island: Preliminary Analysis by Frontier-Tanzania OceanDocs
Daniels, C.; Fanning, E.; Redding, D..
Abstract—In collaboration with local stakeholders, Frontier-Tanzania is collecting biophysical information to facilitate effective management initiatives for Misali Island, where marine resource management is currently limited to a 1.4-km2 non-extraction zone within a 21.6-km2 conservation area. In the study reported here, the extraction and non-extraction zones at Misali Island with similar substrata were compared. Data analysis showed a significant disassociation in both abundance and mean length patterns of fish families found in each zone. Further analysis using t-tests on individual families showed that some groups were significantly more abundant in either zone, but without significant differences of mean lengths. Fish family abundance and length...
Tipo: Journal Contribution Palavras-chave: Misali; Non-extraction zone; Artisanal fishing; Pemba; Marine resources; Resource management.
Ano: 2003 URL: http://hdl.handle.net/1834/950
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Contribuição para o Estudo do Ambiente Marinho e Costeiro da Ilha de Moçambique: Uma Proposta de Gestão OceanDocs
Tipo: Working Paper Palavras-chave: Marine resources; Resource management.
Ano: 1999 URL: http://hdl.handle.net/1834/951
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Seasonal variation of tides, currents, salinity and temperature along the coast of Mozambique OceanDocs
Sete, C.I.; Ruby, J.; Dove, V..
The main objective of the study is to describe as concisely as possible the oceanographic conditions of the Mozambique coastal waters. This could be of value for further hydrodynamic studies of coastal areas with particular emphasis on physical processes that most influence the coastal and marine resources, contributing for its sustainable management.
Tipo: Journal Contribution Palavras-chave: Tides; Current data; Salinity data; Temperature data; Marine resources.
Ano: 2002 URL: http://hdl.handle.net/1834/188
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Towards the development of environmental indices for the Namibian shelf, with particular reference to fisheries management. OceanDocs
Bartholomae, Ch.; Van der Plas, A..
The Namibian Ministry of Fisheries and Marine Resources has the task of collecting and providing relevant oceanographic information for management of their fisheries. However, quality information is difficult to provide because of the complexity of the processes involved in the Namibian marine ecosystem. Nonetheless, there are oceanographic data available that can contribute to fisheries management by improving the general understanding of important oceanographic processes related to fisheries. The focus of this paper is on the development of simple environmental indices that can serve as a measurement or proxy of the state or intensity of certain important oceanographic processes or variables for temporal comparison. These indices relate to oceanographic...
Tipo: Journal Contribution Palavras-chave: Fisheries management; Marine resources; Oceanographic data; Chlorophylls; Upwelling; Spatial variations; Sardine fisheries; Water temperature; El Nino phenomena; Ecosystems; Fish stocks; Surface temperature; Oxygen; Phytoplankton; Biomass; Seasonal variations; Fronts; Perturbations; Commercial fisheries; Catchability; Remote sensing; Chlorophylls; Dissolved oxygen; Environmental impact.
Ano: 2007 URL: http://hdl.handle.net/1834/4971
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On the Scientific Committee of the Commission for the Conservation of Antarctic Marine Living Resources CCAMLR OceanDocs
Fanta, E..
CCAMLR is a Convention for the conservation of living marine resources in the Antarctic that manages fisheries taking into account the marine ecosystem. Targets for fishery are krill, toothfish, icefish, squids and crabs. For that purpose, the Commission meets annually and decides upon Conservation measures. It receives scientific advice from its Scientific Committee. The Scientific Committee receives advice and input from its working groups on Ecosystem Monitoring and Management (WG-EMM), on Fish Stock Assessment (WG-FSA), and on Incidental Mortality in Antarctic Fisheries (WG-IMAF). There are also subgroups such as for Protected Areas, Joint Assessment (JAG), Assessment Methods (WG-FSA-SAM), Fisheries Acoustics (WG-FSA-SFA), and others, that are...
Tipo: Report Palavras-chave: Antarctic waters; Marine resources.
Ano: 2002 URL: http://hdl.handle.net/1834/561
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Etude environnementale et sociale du PRAO (Cap Vert, Sierra Léone, Libéria, Sénégal) OceanDocs
Faye, M. M..
La Commission Sous Régionale des Pêches (CSRP), qui est un organisme intergouvernemental de coopération halieutique dont l’objectif global est l’harmonisation à long terme, des politiques des pays membres en matière de préservation, de conservation et d'exploitation durable de leurs ressources halieutiques et le renforcement de leur coopération au profit du bien-être de leurs populations respectives, a obtenu par l’intermédiaire de la Banque mondiale, un Don du Fonds pour l’Environnement Mondial (FEM) et du Gouvernement du Japon, pour la préparation d’un Projet Régional des Pêches en Afrique de l’Ouest (PRAO) pour trouver une solution à la problématique susvisée. Ce projet implique 9 pays côtiers: la Mauritanie, le Cap Vert, le Sénégal, la Gambie, la...
Tipo: Report Palavras-chave: Environment management; Marine resources; Fisheries; Fishery management; Coastal fisheries; Coastal zone; Fishery regulations; Fishery economics; Marine pollution; Quality control; Illegal fishing; Fishery organizations; Quality assurance; Marine resources; Fisheries; Fishery management; Coastal fisheries; Quality assurance; Http://aims.fao.org/aos/agrovoc/c_28012; Http://aims.fao.org/aos/agrovoc/c_2934; Http://aims.fao.org/aos/agrovoc/c_24026; Http://aims.fao.org/aos/agrovoc/c_1696; Http://aims.fao.org/aos/agrovoc/c_35287.
Ano: 2009 URL: http://hdl.handle.net/1834/3676
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V Congreso de Ciencias del Mar MarCuba 2000 OceanDocs
Contiene los trabajos presentados, el programa científico y el perfil de instituciones marinas cubanas.
Tipo: Book Palavras-chave: Coastal zone; Marine resources; Aquaculture; Aquariology; Education; Genetics; Marine pollution; Microbiology.
Ano: 2000 URL: http://hdl.handle.net/1834/5375
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Malpelo y el desarrollo sostenible de la Colombia marina OceanDocs
Santos, Juan Manuel.
Nuestra generación tiene una enorme responsabilidad en materia de conservación y manejo responsable de los recursos naturales. En mayor o menormedida, todos los bienes y servicios de que gozamos provienen de la naturaleza. Por eso, debemos encontrar la forma de modernizar nuestro país, mejorar la calidad devida de nuestros ciudadanos y encontrar nuestro lugar como nación en el mundo,todo ello sin comprometer el presente y futuro ambiental de nuestro territorio, ni losrecursos de las generaciones venideras.Colombia está constituida en casi un 50 por ciento por mar. En virtud deesta condición, tenemos el reto de conservar y usar de forma sostenible los recursosmarino-costeros. Y, en este contexto, una de nuestras joyas marinas, merecedora dela mayor...
Tipo: Journal Contribution Palavras-chave: Resource management; Sustainable development; Marine resources.
Ano: 2011 URL: http://hdl.handle.net/1834/4420
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Rapport d'activités 2002 Programme Régional de Conservation de la Zone Côtière et Marine en Afrique de l'Ouest - PRCM: bilan prospectif du fonctionnement de l'environnement littoral ouest africain. OceanDocs
WWF IUCN FIBA BREDA
Tipo: Report Palavras-chave: Ecosystem management; Climatic changes; Tourism; Marine resources; Coastal zone; Marine resources; Tourism; Http://aims.fao.org/aos/agrovoc/c_28012; Http://aims.fao.org/aos/agrovoc/c_7822.
Ano: 2002 URL: http://hdl.handle.net/1834/4088
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Résultats généraux des pêches maritimes 2004 OceanDocs
This document presents the Senegalese maritime fishing statistics in 2004 with the catch from the artisanal fisheries, the industrial fisheries as well as exports and the value of commercial coating.The document also informs on the number of estimated canoes , the estimated number of fishermen, consumption of fresh fish product and processed products. The document also shows fisheries statistics by marine areas.
Tipo: Report Palavras-chave: 1603; Artisanal fishing; Fish catch statistics; Fisheries; Coastal fisheries; Demersal fisheries; Pelagic fisheries; Marine fisheries; Marine molluscs; Marine resources; Marketing; Capture fishery economics; Multispecies fisheries; Fisheries; Demersal fisheries; Marine fisheries; Marine resources; Marketing; Coastal fisheries; Pelagic fisheries; Multispecies fisheries; Http://aims.fao.org/aos/agrovoc/c_2934; Http://aims.fao.org/aos/agrovoc/c_2173; Http://aims.fao.org/aos/agrovoc/c_4611; Http://aims.fao.org/aos/agrovoc/c_28012; Http://aims.fao.org/aos/agrovoc/c_4620; Http://aims.fao.org/aos/agrovoc/c_1696; Http://aims.fao.org/aos/agrovoc/c_5659; Http://aims.fao.org/aos/agrovoc/c_4987.
Ano: 2007 URL: http://hdl.handle.net/1834/2249
Registros recuperados: 39
Primeira ... 12 ... Última
 

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