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Insights into the Short-Term Tidal Variability of Multibeam Backscatter from Field Experiments on Different Seafloor Types ArchiMer
Montereale-gavazzi, Giacomo; Roche, Marc; Degrendele, Koen; Lurton, Xavier; Terseleer, Nathan; Baeye, Matthias; Francken, Frederic; Van Lancker, Vera.
Three experiments were conducted in the Belgian part of the North Sea to investigate short-term variation in seafloor backscatter strength (BS) obtained with multibeam echosounders (MBES). Measurements were acquired on predominantly gravelly (offshore) and sandy and muddy (nearshore) areas. Kongsberg EM3002 and EM2040 dual MBES were used to carry out repeated 300-kHz backscatter measurements over tidal cycles (similar to 13 h). Measurements were analysed in complement to an array of ground-truth variables on sediment and current nature and dynamics. Seafloor and water-column sampling was used, as well as benthic landers equipped with different oceanographic sensors. Both angular response (AR) and mosaicked BS were derived. Results point at the high...
Tipo: Text Palavras-chave: Multibeam echosounder; Seafloor; Backscatter; Monitoring; Short-term variability; Sensitivity; High-frequency.
Ano: 2019 URL: https://archimer.ifremer.fr/doc/00485/59637/62660.pdf
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La pollution chimique marine. Quelles politiques pour une protection durable de l'océan et des mers côtières ? ArchiMer
Marchand, Michel.
The coastal marine environment presents some specificity compared to other aquatic environments: it is both the receiving end of pollution on land and the most biologically rich marine area, where are developing many uses (fisheries and aquaculture, salt production, tourism, thalassotherapy). The coastal zone is therefore vulnerable to chronic chemical pollution and its protection requires research, monitoring and regulation. A dual strategy can be put into place: a preventive approach to avoid placing on the market of toxic substances to humans and the environment, and a retrospective approach based on public policies for the protection and restoration of degraded aquatic environments.
Tipo: Text Palavras-chave: Regulation; Monitoring; Research; Chemical pollution; Marine environment; Réglementation; Surveillance; Recherche; Pollution chimique; Milieu marin.
Ano: 2008 URL: http://archimer.ifremer.fr/doc/2008/publication-6374.pdf
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Learning-oriented Evaluation: A tool for promoting institutional learning and program improvement AgEcon
Watts, Jamie.
Evaluation processes of all types, including monitoring, review and impact assessment, offer unique opportunities for learning and provide useful feedback on what works and what doesn’t, and the reasons for success or failure. Involving staff members, partners and beneficiaries in the evaluation process allows them to reflect on their work, revisit their understanding of the project’s goals and activities, assess their effectiveness and take ownership of the evaluation findings. The knowledge created and the lessons learned through evaluation subsequently provide a basis for better project planning and implementation. This Brief outlines an evaluation approach that promotes learning and program improvement; it contrasts this approach with...
Tipo: Report Palavras-chave: Impact Assessment; Monitoring; CGIAR; Evaluation; Learning; Agricultural and Food Policy; Research and Development/Tech Change/Emerging Technologies.
Ano: 2005 URL: http://purl.umn.edu/52513
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Les espèces phytoplanctoniques toxiques et nuisibles sur le littoral français de 1984 à 1995, résultats du REPHY (réseau de surveillance du phytoplancton et des phycotoxines) ArchiMer
Belin, Catherine; Raffin, Bernard.
This document presents the results obtained through the French Phytoplankton and Phycotoxins Monitoring Network (REPHY), concerning the presence of toxic and harmful phytoplankton species along the French coast, from 1984 to 1995. The network REPHY is briefly described. Then the different species, and their associated events, are reviewed : first, species toxic to shellfish consumers, e.g. Dinophysis spp. and Alexandrium minutum, which respectively produce diarrheic and paralytic toxins ; then, species which are toxic or harmful for marine fauna (fish, shellfish). The monitoring results are preceded by the main knowledge on taxonomy, distribution, biology, ecology and toxicity of the concerned species. A final synthesis illustrates the distribution of...
Tipo: Text Palavras-chave: Phytoplancton; Phycotoxines; Surveillance; Espèces toxiques; Espèces nuisibles; Dinophysis; Alexandrium; DSP; PSP; Secteurs fermés; Phytoplankton; Phcotoxins; Monitoring; Toxic species; Harmful species; Dinophysis; Alexandrium; DSP; PSP; Closed areas.
Ano: 1998 URL: http://archimer.ifremer.fr/doc/00094/20514/18184.pdf
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Lessons Learned from the First Decade of Adaptive Management in Comprehensive Everglades Restoration Ecology and Society
LoSchiavo, Andrew J.; U.S. Army Corps of Engineers; andrew.j.loschiavo@usace.army.mil; Best, Ronnie G.; United States Geological Survey; Ronnie_Best@usgs.gov; Burns, Rebecca E.; Atkins Global - North America; Rebecca.Burns@atkinsglobal.com; Gray, Susan; South Florida Water Management District; sgray@sfwmd.gov; Harwell, Matthew C.; U.S. Environmental Protection Agency; Harwell.Matthew@epamail.epa.gov; Hines, Eliza B.; U.S. Fish and Wildlife Service; Eliza_Hines@fws.gov; McLean, Agnes R.; Everglades National Park ; Agnes_McLean@nps.gov; St. Clair, Tom; RESPEC; Tom.stclair@respec.com; Traxler, Steve; U.S. Fish and Wildlife Service; Steve_Traxler@fws.gov; Vearil, James W.; U.S. Army Corps of Engineers; James.W.Vearil@usace.army.mil.
Although few successful examples of large-scale adaptive management applications are available to ecosystem restoration scientists and managers, examining where and how the components of an adaptive management program have been successfully implemented yields insight into what approaches have and have not worked. We document five key lessons learned during the decade-long development and implementation of the Comprehensive Everglades Restoration Plan (CERP) Collaborative Adaptive Management Program that might be useful to other adaptive management practitioners. First, legislative and regulatory authorities that require the development of an adaptive management program are necessary to maintain funding and support to set up and implement adaptive...
Tipo: Peer-Reviewed article Palavras-chave: Adaptive management; Decision-making; Everglades; Monitoring; Restoration.
Ano: 2013
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Linking Capacity Development to GOOS Monitoring Networks to Achieve Sustained Ocean Observation ArchiMer
Bax, Nicholas J.; Appeltans, Ward; Brainard, Russell; Duffy, J. Emmett; Dunstan, Piers; Hanich, Quentin; Davies, Harriet Harden; Hills, Jeremy; Miloslavich, Patricia; Muller-karger, Frank Edgar; Simmons, Samantha; Aburto-oropeza, O.; Batten, Sonia; Benedetti-cecchi, Lisandro; Checkley, David; Chiba, Sanae; Fischer, Albert; Garcia, Melissa Andersen; Gunn, John; Klein, Eduardo; Kudela, Raphael M.; Marsac, Francis; Obura, David; Shin, Yunne-jai; Sloyan, Bernadette; Tanhua, Toste; Wilkin, John.
Developing enduring capacity to monitor ocean life requires investing in people and their institutions to build infrastructure, ownership, and long-term support networks. International initiatives can enhance access to scientific data, tools and methodologies, and develop local expertise to use them, but without ongoing engagement may fail to have lasting benefit. Linking capacity development and technology transfer to sustained ocean monitoring is a win-win proposition. Trained local experts will benefit from joining global communities of experts who are building the comprehensive Global Ocean Observing System (GOOS). This two-way exchange will benefit scientists and policy makers in developing and developed countries. The first step toward the GOOS is...
Tipo: Text Palavras-chave: Capacity development; Technology transfer; Global ocean observing system; GOOS; Monitoring; Essential ocean variables; International reporting; SDG14.
Ano: 2018 URL: https://archimer.ifremer.fr/doc/00626/73776/74930.pdf
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Macrobrachium amazonicum: an alternative for microbiological monitoring of aquatic environments in Brazil Ciência Rural
Brilhante,Raimunda Sâmia Nogueira; Paiva,Manoel de Araújo Neto; Sampaio,Célia Maria de Souza; Teixeira,Carlos Eduardo Cordeiro; Ribeiro,Joyce Fonteles; Castelo-Branco,Débora de Souza Collares Maia; Bandeira,Tereza de Jesus Pinheiro Gomes; Monteiro,André Jalles; Cordeiro,Rossana de Aguiar; Sidrim,José Júlio Costa; Monteiro,Frederico Ozanan Barros; Moreira,José Luciano Bezerra; Rocha,Marcos Fábio Gadelha.
This study aimed to evaluate the role of the Amazon River prawn, Macrobrachium amazonicum, as carrier of Candida spp., by analyzing the correlation between Candida spp. from these prawns and their environment (surface water and sediment), through M13-PCR fingerprinting and RAPD-PCR. For this purpose, 27 strains of Candida spp. were evaluated. These strains were recovered from the gastrointestinal tract of adult M. amazonicum (7/27) from Catú Lake, Ceará State, Brazil and from the aquatic environment (surface water and sediment) of this lake (20/27). Molecular comparison between the strains from prawns and the aquatic environment was conducted by M13-PCR fingerprinting and RAPD-PCR, utilizing the primers M13 and OPQ16, respectively. The molecular analysis...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Macrobrachium amazonicum prawn environmental sentinel Candida spp. pollution; Monitoring.
Ano: 2014 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782014001102029
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Magellanic penguin (Spheniscidae) monitoring results for Magdalena Island (Chile) 2000 - 2008 OceanDocs
Herrmann, Thora M.; Bingham, Mike.
Magellanic penguins (Spheniscus magellanicus) are only found around southern South America, with breeding populations in Chile, Argentina and the Falkland Islands (Malvinas). One of Chile’s largest and most important Magellanic penguin breeding sites is situated on Magdalena Island in the Straits of Magellan. The island has been designated a national nature reserve because of its importance as a penguin breeding site, and the reserve is managed by the government agency Corporación Nacional Forestal. The island is a popular tourist destination, and Magellanic penguins are increasingly exposed to human activities. In order to protect this seabird and to ensure the sustainable use of the reserve as a tourist resource, Magdalena Island has been part of a...
Tipo: Journal Contribution Palavras-chave: Monitoring; Population dynamics; Breeding success; Disturbance (ecosystem); Human impact; Marine birds; Spheniscidae; Http://aims.fao.org/aos/agrovoc/c_49183.
Ano: 2008 URL: http://hdl.handle.net/1834/4172
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MANAGEMENT PRACTICES ASSOCIATED WITH HIGH-PRODUCING U.S. DAIRY HERDS AgEcon
Ott, Stephen L..
The National Animal Health Monitoring Systems (NAHMS) Dairy +96 Study of dairy herds in 20 states examined herd management practices that varied between high-producing (top 25%) and low-producing (bottom 25%) U.S. dairy herds. Only 100% Holstein herds were included in the study. Within four size categories (30-99 cows, 100-199 cows, 200-499 cows, 500 or more cows) herds were ranked by milk production per cow. High-producing herds were more likely to use Dairy Herd Improvement Association records or an on-farm computer system than low-producing herds. High-producing herds were also more likely to feed a total mixed ration, use forage test results in balancing feed rations, use bovine somatotropin (bST) and/or systematic prostaglandins, and vaccinate against...
Tipo: Report Palavras-chave: NAHMS; Dairy; Cattle; Monitoring; Epidemiology; Economics; Holsteins; Production; Diseases; Vaccinations; Culling; Feed; Livestock Production/Industries.
Ano: 1997 URL: http://purl.umn.edu/32750
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Manejo Integrado de Pragas (MIP) na cultura da soja: um estudo de caso com benefícios econômicos e ambientais. Infoteca-e
AVILA, C. J.; SANTOS, V..
Localização e época de condução do MIP?Soja e avaliações realizadas; Monitoramento de pragas iniciais; Monitoramento de pragas desfolhadoras e de brocas; Monitoramento de pragas que atacam vagens e grãos; Monitoramento de predadores e de parasitoides de lagartas e de percevejos; Análise econômica do manejo de pragas no projeto; Resultados obtidos.
Tipo: Documentos (INFOTECA-E) Palavras-chave: Parasitóide; Monitoramento; Inseto; Controle Biológico; Inimigo Natural; Praga de Planta; Vagem; Grão; Lagarta; Percevejo; Manejo; Insect control; Biological control; Natural enemies; Grain crops; Monitoring; Parasitoids; Entomology.
Ano: 2018 URL: http://www.infoteca.cnptia.embrapa.br/infoteca/handle/doc/1098927
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Marine environmental data information referral catalogue (MEDI catalogue) OceanDocs
Tipo: Book Palavras-chave: Marine Environmemt; Marine environment; Sensors; Environmental monitoring; Environmental assessment; Environment management; Environments; Environmental surveys; Monitoring; Monitoring systems; Data collections; Data acquisition; Data transmission; Data processing; Catalogues; Marine environment; Sensors; Environmental monitoring; Monitoring; Environmental assessment; Data acquisition; Data processing; Http://aims.fao.org/aos/agrovoc/c_4610; Http://aims.fao.org/aos/agrovoc/c_28279; Http://aims.fao.org/aos/agrovoc/c_37876; Http://aims.fao.org/aos/agrovoc/c_4911; Http://aims.fao.org/aos/agrovoc/c_37751; Http://aims.fao.org/aos/agrovoc/c_37344; Http://aims.fao.org/aos/agrovoc/c_10289.
Ano: 1993 URL: http://hdl.handle.net/1834/2804
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Marine litter within the European Marine Strategy Framework Directive ArchiMer
Galgani, Francois; Hanke, Georg; Werner, S.; De Vrees, L..
There have been numerous anthropogenic-driven changes to our planet in the last half-century. One of the most evident changes is the ubiquity and abundance of litter in the marine environment. The EU Marine Strategy Framework Directive (MSFD, 2008/56/EC) establishes a framework within which EU Member States shall take action to achieve or maintain good environmental status (GES) of their marine waters by 2020. GES is based on 11 qualitative descriptors as listed in Annex I of the MSFD. Descriptor 10 (D 10) concerns marine litter. As a follow-up to the related Commission Decision on criteria and methodological standards (2010/477/EU) in which 56 indicators for the achievement of GES are proposed, the EC Directorate-General for the Environment, on the...
Tipo: Text Palavras-chave: Descriptor 10; Harm; Litter; Marine debris; Marine litter; Marine Strategy Framework Directive; Monitoring; MSFD; Research; Sources; Targets.
Ano: 2013 URL: http://archimer.ifremer.fr/doc/00155/26586/24792.pdf
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Marine protected areas and artificial reefs: A review of the interactions between management and scientific studies ArchiMer
Claudet, Joachim; Pelletier, Dominique.
Inshore marine areas host key habitats for the biological cycle of many marine populations, but are subject to strong anthropogenic pressure. Uses of inshore areas are multiple and often give rise to conflicting interests. In this context. marine protected areas (MPAs) and artificial reefs (ARs) are increasingly regarded as interesting management measures, in that they contribute to ecosystem conservation, fisheries sustainability, and because they can be helpful in zoning coastal areas in order to reduce conflicts between users. Beyond these expected benefits, it is important to appraise whether MPAs and ARs meet managers' objectives. This review focuses on the interaction between ecological sciences and management in the purpose of establishing or...
Tipo: Text Palavras-chave: Monitoring; Management actions objectives; Management; Impact assessment; Fish; Artificial reefs; Marine protected areas.
Ano: 2004 URL: http://archimer.ifremer.fr/doc/2004/publication-397.pdf
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Mercury in the sea turtle Chelonia mydas (Linnaeus, 1958) from Ceará coast, NE Brazil Anais da ABC (AABC)
Bezerra,Moisés F.; Lacerda,Luiz D.; Costa,Breno G.B.; Lima,Eduardo H.S.M..
Mercury concentrations in carapace fragments of the green turtle Chelonia mydas from the Ceará coast in NE Brazil are reported. Concentrations varied from <0.34 to 856.6 ng.g -1 d.w., and were highest (average of 154.8 ng.g -1 d.w.) in juveniles (n = 22), whereas lowest concentrations (average of 2.5 ng.g -1 d.w.) were observed in adult/sub-adult animals (n = 3). There was a significant negative correlation between animal size and Hg concentration probably due to different diets between juveniles and sub-adults/adults. Carapace fragments, which are non-invasive, non-lethal substrates, may be of importance for monitoring purposes of these generally endangered species.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Pollution; Metals; Marine turtles; Monitoring.
Ano: 2012 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652012000100012
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Metabarcoding on planktonic larval stages: an efficient approach for detecting and investigating life cycle dynamics of benthic aliens ArchiMer
Couton, Marjorie; Comtet, Thierry; Le Cam, Sabrina; Corre, Erwan; Viard, Frédérique.
High-throughput sequencing (HTS) technologies offer new promise to support surveillance programs targeting marine non-indigenous species (NIS). Metabarcoding might surpass traditional monitoring methods, for example through its ability to detect rare species, a key feature in early detection of NIS. Another interest of this approach is the identification of organisms difficult to identify based on morphology only (e.g., early developmental stages), making it relevant in the context of management programs. Because many marine benthic NIS have a biphasic benthopelagic life cycle, targeting their pelagic larval stages in zooplankton may allow early detection and assessment of their establishment and potential spread. We illustrate this approach with an...
Tipo: Text Palavras-chave: Zooplankton; Time-series; Non-indigenous species; Estuary; High-throughput sequencing; Surveillance; Monitoring.
Ano: 2019 URL: https://archimer.ifremer.fr/doc/00599/71127/69442.pdf
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Método analítico multirresíduo para determinação de agrotóxicos e seus produtos de degradação em águas superficiais. Infoteca-e
SCORZA JUNIOR, R. P.; PAZ, R. B. da S..
bitstream/item/217875/1/BP-86-2020.pdf
Tipo: Boletim de Pesquisa e Desenvolvimento (INFOTECA-E) Palavras-chave: Validação de método; Monitoramento; Method validation; Resíduo Agrícola; Agrotóxico; Cromatografia; Espectrometria; Pesticide residues; Liquid chromatography; Mass spectrometry; Monitoring.
Ano: 2020 URL: http://www.infoteca.cnptia.embrapa.br/infoteca/handle/doc/1126682
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Microplastics in Seawater: Recommendations from the Marine Strategy Framework Directive Implementation Process ArchiMer
Gago, Jesus; Galgani, Francois; Maes, Thomas; Thompson, Richard C..
Microplastic litter is a pervasive pollutant present in marine systems across the globe. The legacy of microplastics pollution in the marine environment today may remain for years to come due to the persistence of these materials. Microplastics are emerging contaminants of potential concern and as yet there are few recognized approaches for monitoring. In 2008, the EU Marine Strategy Framework Directive (MSFD, 2008/56/EC) included microplastics as an aspect to be measured. Here we outline the approach as discussed by the European Union expert group on marine litter, the technical Subgroup on Marine litter (TSG-ML), with a focus on the implementation of monitoring microplastics in seawater in European seas. It is concluded that harmonization and coherence...
Tipo: Text Palavras-chave: Marine debris; Plastics; Microplastics; Monitoring.
Ano: 2016 URL: https://archimer.ifremer.fr/doc/00358/46932/46836.pdf
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Monitoramento da reciclagem de nutrientes em sistemas de cultivo agrossilvopastoris. Infoteca-e
BARRETO, A. C.; CARVALHO FILHO, O. M. de.
bitstream/item/45384/1/PA-33-1997.pdf
Tipo: Fôlder / Folheto / Cartilha (INFOTECA-E) Palavras-chave: Monitoramento; Cultivation; System.; Agrossilvicultura; Nutriente; Reciclagem; Sistema de Cultivo.; Agroforestry; Monitoring; Nutrients; Recycling.
Ano: 1997 URL: http://www.infoteca.cnptia.embrapa.br/infoteca/handle/doc/131590
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Monitoramento de aves limícolas na Salina Diamante Branco, Galinhos, Rio Grande do Norte, Brasil Zoologia
Larrazábal,Maria Eduarda de; Azevedo Júnior,Severino Mendes de; Pena,Oldair.
Monitoring of the shorebirds of the Diamanle Branco saline located at the municipality of Galinhos, in the coast of the State of Rio Grande do Norte, was initiated in 1998, with qualitative surveys, bird traps using mist net, captured and banding and field observations on the diet of some species. Parameters such as constancy were verified, specific diversity was calculated through Pearson correlation, We registered 21 species of shorebirds, as follows: Pluvialis squatarola (Linnaeus, 1758), Charadrius semipulmatus Bonaparte 1825, renaria interpres (Linnaeus, 1758), Tringaflavipes (Gmelin, 1789), T. melanoleuca (Gmelin, 1789) and Actitis macularia (Linnaeus, 1766). It was observed the reproduction of Charadrius collaris Vieillot, 1818, C. wilsonia Ord,...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Monitoring; Shorebirds; Saline; Reprodution; Conservation.
Ano: 2002 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81752002000400013
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Monitoreo anual de la pesquería del cobo (eustrombus gigas) en Caibarién, cayería norte de Villa Clara en el 2011. OceanDocs
Formoso, M.; González, B..
Se presentan los resultados de monitoreo de las poblaciones comerciales de cobo en el área comprendida entre los cayos El Cabezo y Boca de Sagua (220 49`N--230 04`N y los 790 35W—800 07´ `W), plataforma Norte de la Provincia de Villa Clara. A partir de los resultados de las densidades de individuos como índice de la abundancia y la estructura poblacional encontrada, se propone un potencial de captura de 104 TM (peso entero). Además, se definen las medidas de manejo para el uso sostenible del recurso Eustrombus gigas en esta zona. El aprovechamiento en carne desembarcada (Eviscerada y sin manto) para individuos adultos con talla comercial se obtiene por un factor de 0,074 (7,4%) del peso entero, que representa 7,7 TM. Se excluye el área...
Tipo: Preprint Palavras-chave: Monitoring; Fisheries management; Fisheries.
Ano: 2011 URL: http://hdl.handle.net/1834/4195
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