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Registros recuperados: 42
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Genetically Modified Organisms at the Crossroads: Comments on "Genetically Modified Crops: Risks and Promise" by Gordon Conway Ecology and Society
Walker, Brian; CSIRO Sustainable Ecosystems; Brian.Walker@csiro.au; Lonsdale, Mark; CSIRO Entomology; mark.lonsdale@ento.csiro.au.
Tipo: Peer-Reviewed Reports Palavras-chave: GMO technology; Agriculture; Ecosystem effects; Genetically modified organisms; Indirect effects; Introduced species; Risk analysis; Risk assessment.
Ano: 2000
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Viability and Risk Assessment in Species Restoration: Planning Reintroductions for the Wild Boar, a Potential Disease Reservoir Ecology and Society
Kramer-Schadt, Stephanie; UFZ Centre for Environmental Research; stephanie.kramer@ufz.de; Thulke, Hans-Hermann; UFZ Centre for Environmental Research; hans.thulke@ufz.de.
The reintroduction of large mammals is often considered a priority conservation action in highly industrialized countries in which many of these species have been depleted. However, species reintroduction after decades of absence may involve important risks for human activities and ecological communities, such as favoring the spread of diseases. An example of a potentially troublesome reintroduction is the wild boar, which may act as a reservoir of diseases, e.g., classical swine fever, and cause high economic losses, and has become a species of concern in several European countries for both ecological and recreational reasons. Failure to prevent the disease consequences of species restoration can negate its conservation benefits. Here we evaluated the...
Tipo: Peer-Reviewed Reports Palavras-chave: Conservation; Introduced species; Risk assessment; Rule-based habitat models; Spatially explicit population models; Species reintroduction; Sus scrofa; Wildlife diseases.
Ano: 2006
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Impact of rainbow trout on aquatic invertebrate communities in subtropical mountain streams of northwest Argentina Ecología austral
Molineri,Carlos.
The present study was conducted to assess the effect of rainbow trout introduction on benthic invertebrate communities, stratified as epibenthos and infauna. Two main questions are explored: 1) do the trout-invaded streams show a different community structure than the streams with autochthonous fish?, and 2) does the presence of trout affect differentially the epibenthos and the infauna? Epibenthic and infaunal samples, drift samples and fish stomach content were sampled four times from three stations to assess the impact of rainbow trout (Oncorhynchus mykiss) on the invertebrate aquatic fauna. Only one species of native fish was recorded in the studied sites, the siluriform Trichomycterus corduvense. Both fish species were found always in allopatry. The...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Benthos; Macroinvertebrates; Introduced species; Oncorhynchus mykiss; Trichomycterus corduvense.
Ano: 2008 URL: http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S1667-782X2008000100008
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Проблема переноса водных организмов судами и некоторые подходы к оценке риска новых инвазий IBSS Repository
Александров, Б. Г..
Сделан обзор проблемы переселения водных организмов в Мировом океане с балластными водами судов. Представлены предварительные результаты базовых биологических исследований в акватории Одесского порта в рамках Международной программы (IMO/GEF/UNDP) «ГлоБалласт» по выявлению экзотических видов. Анализируется метод оценки риска инвазий с балластными водами судов в портовые акватории. Обосновываются некоторые рекомендации по его совершенствованию. Обсуждаются некоторые подходы к прогнозированию видового состава вероятных вселенцев на примере экосистемы северо-западной части Черного моря.
Tipo: Journal Contribution Palavras-chave: Балластные воды; Инвазия; Вселенцы; Экосистема; Черное море; Оценка риска; Ballast water; Invasion; Introduced species; Ecosystem; Black Sea; Risk assessment Ecosystems Introduced species Ecosystems http://aims.fao.org/aos/agrovoc/c_2482.
Ano: 2004 URL: http://repository.ibss.org.ua/dspace/handle/99011/63
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Vantagens e limitações dos capins Tanzânia-1 e Mombaça para a formação de pastagens no Acre. Infoteca-e
VALENTIM, J. F.; MOREIRA, P..
Os problemas da pecuária no Acre incluem a falta de adaptação e persistência produtiva das forrageiras utilizadas na formação de pastagens, aliada à sua baixa qualidade, especificamente durante o período da seca. Novas cultivares forrageiras devem ser introduzidas como mais um dos componentes para a diversificação das pastagens nos sistemas de produção animal do Acre, permitindo reduzir os riscos de perda dos pastos pelo ataque de pragas e doenças, aumentando a oferta de alimento de boa qualidade e em quantidade suficiente para satisfazer às necessidades nutricionais dos animais durante o ano todo.
Tipo: Comunicado Técnico (INFOTECA-E) Palavras-chave: Capim Tanzânia 1; Capim Mombaça; Acre; Amazônia Ocidental; Western Amazon; Amazonia Occidental; Aclimatación; Especies introducidas; Factores ambientales; Manejo de pastoreo; Pastos forrajeros; Rendimiento de los cultivos.; Panicum maximum; Introdução de planta; Variedade resistente; Aclimatação; Condição ambiental; Rendimento.; Manejo; Gramínea forrageira; Capim Colonião; Pastagem; Introduced species; Environmental factors; Crop yield.; Forage grasses; Grazing management; Acclimation; Megathyrsus maximus.
Ano: 1994 URL: http://www.infoteca.cnptia.embrapa.br/infoteca/handle/doc/492195
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Checklist of the macroalgae of Thau Lagoon (Herault, France), a hot spot of marine species introduction in Europe ArchiMer
Verlaque, Marc.
A checklist of macroalgae in Thau Lagoon (Herault, France), based on literature records and new collections, is given. Using present-day taxonomy, 196 taxa and stadia of macroalgae have been identified to date. Sixty of these were no longer found in the samples, 36 were new to the lagoon, and the taxonomic identity of 15 species was amended. Twenty-five new introduced taxa were identified, giving a total of 45 introduced macroalgae for the flora (23% of total). Among these, 17 taxa and several genera (Acrorhrix, Chondrus, Dasysiphonia (?), Prionitis) are new to the Mediterranean Sea and 12 are new to Europe. The majority (43 taxa) may originate from the Pacific region, having arrived either directly or via other aquaculture sites. A highly probable vector...
Tipo: Text Palavras-chave: Méditerranée; Étang de Thau; Inventaire; Macrophytes; Espèces introduites; Mediterranean Sea; Than Lagoon; Macroalga; Checklist; Introduced species.
Ano: 2001 URL: http://archimer.ifremer.fr/doc/00322/43368/42842.pdf
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Etude de la flore introduite dans le Bassin d'Arcachon ArchiMer
Verlaque, Marc; Auby, Isabelle; Plus, Martin; Belsher, Thomas.
An inventory of the marine macrophytes introduced into the Arcachon Basin has been carried out through an exhaustive bibliographical analysis complemented by several sampling campaign made in November 2005, July 2006, February and December 2007. As a result, 22 introduced species have been listed. Nine of them are new to the region, and Herposiphonia parca and Pterosiphonia tanakae, are recorded for the first time from the Atlantic Ocean. Of this exotic flora, 17 species have also been introduced into the Thau Lagoon (France, Mediterranean). Except for some old introductions for which the most probable vector is the shipping, an introduction along with shellfish transfers, directly from Japan or via other aquaculture sites is highly probable. The great...
Tipo: Text Palavras-chave: Arcachon; Macrophytes marins; Inventaire; Espèces introduites; France.; Arcachon; Marines macrophytes; Checklist; Introduced species; France..
Ano: 2008 URL: http://archimer.ifremer.fr/doc/00152/26285/24368.pdf
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Etude des eaux de ballast de navires faisant escale dans les ports français ArchiMer
Masson, Daniel; Courtois, Olivier; Masson, Nadine; Guesdon, Stephane; Rocher, Gregory; Margat, Sylvie.
The carrier ship's deballasting activity in french ports and coastal areas can introduce unwanted or noxious species,with detrimental economical and sociological consequences upon shore based activities ; These activities represent one of the most preeminent sources for employment and incomes along the french coasts ,via coastal fishing,aquaculture,tourism. A ship's ballast water study in sorne french ports has been carried out ,to seek for presence of harmfull or pathogenic organisms.Results let appear pathogenic bacteriae in half of the ships,and weIl known toxic phytoplancton species (from Spain ,north Africa) The technical problem of ballast water treatment is considered.
Tipo: Text Palavras-chave: Toxic phytoplankton; Introduced species; Shipping; Ballast waters; Phytoplancton toxique; Introduction d'espèces; Transport maritime; Eaux de ballast.
Ano: 2000 URL: http://archimer.ifremer.fr/doc/2000/rapport-6312.pdf
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Introduction in Europe, from 1972 to 1980, of the Japanese Manila clam (Tapes philippinarum) and the effects on aquaculture production and natural settlement ArchiMer
Flassch, Jean-pierre; Leborgne, Yves.
The Pacific Mani la clam (Tapes philippinamm) was introduccd in France be tween 1972 and 1975 by the SATMAR Corporation , and in England through the Conwy Laboratory in 1980. Initially. spat were introduced and later adults, both from the west coast of North America (Puget Sound area). Aquaculture production in France started from adults. Until 1975, experiments with the spat were conducted at half-industrial scale and research activities and plans to transfer the knowledge were set up. The breeding began at first on the French Atlantic coast in intertidal areas and at the same time in oyster ponds. Characteristics of the new cu lture are presented in th is paper. The diseases met wilh in larval production and growout are also discussed . Nalural...
Tipo: Text Palavras-chave: Clam culture; Environmental impact; Introduced species; Tapes philippinarum.
Ano: 1994 URL: http://archimer.ifremer.fr/doc/00037/14871/12197.pdf
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Spatial distribution in a temperate coastal ecosystem of the wild stock of the farmed oyster Crassostrea gigas (Thunberg) ArchiMer
Cognie, B; Haure, Joel; Barille, L.
The Pacific oyster, Crassostrea gigas, well known throughout the world because of its ability to adapt to a wide range of environmental conditions, was introduced for cultivation into France on a massive scale in the 1970s. With global warming, the reproductive population, confined at the beginning to the south of the French Atlantic coast, became established at more northern latitudes (above 45 degrees 58'N), and wild C gigas began to colonize coastal areas such as our study site, Bourgneuf Bay (1 degrees-2 degrees W, 46 degrees-47 degrees N), an oyster-farming site. An original approach, based on orthophotograph analysis and in situ biomass sampling, revealed that, in the northern part of this bay, more than 70% of the total C gigas biomass was composed...
Tipo: Text Palavras-chave: Orthophotographs; Invasion; Wild stock; Introduced species; Crassostrea gigas.
Ano: 2006 URL: http://archimer.ifremer.fr/doc/2006/publication-1878.pdf
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Dietary breadth and trophic position of introduced European catfish Silurus glanis in the Tarn River (Garonne River basin), southwest France ArchiMer
Syvaeranta, Jari; Cucherousset, Julien; Kopp, Dorothee; Crivelli, Alain; Cereghino, Regis; Santoul, Frederic.
Although being a widely introduced and successfully established species, the European catfish Silurus glanis L. (the world’s third largest freshwater fish) remains poorly studied in its introduced areas. Here we studied the trophic ecology of non-native European catfish in a large river system in south-western France using stomach content and stable isotope analyses (SIA). We used fin samples for SIA of catfish and hence tested the validity of using fin tissue as a proxy for muscle in SIA. The mean δ15N and δ13C values analysed from fin tissues did not differ from those analysed from muscle tissue and reflected strong and consistent relationships (r2 = 0.95 for carbon and r2 = 0.98 for nitrogen). The δ15N values varied almost 5‰ among the analysed catfish...
Tipo: Text Palavras-chave: Stable isotopes; Introduced species; Top predator; River; Food web; Fin clips.
Ano: 2010 URL: http://archimer.ifremer.fr/doc/00168/27896/26159.pdf
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Invasion of the eastern Bay of Biscay by the nassariid gastropod Cyclope neritea: origin and effects on resident fauna ArchiMer
Bachelet, G; Simon-bouhet, B; Desclaux, C; Garcia-meunier, P; Mairesse, G; De Montaudouin, X; Raigne, H; Randriambao, K; Sauriau, Pierre-guy; Viard, F.
The distribution area of the nassariid gastropod Cyclope neritea (L.) includes the Mediterranean and the Black Sea, as well as the Atlantic coasts of the southern Iberian Peninsula. The species has spread north to the eastern Bay of Biscay (Arcachon Bay in 1976, Marennes-Oleron area and Morbihan Gulf in 1983-84). This spread might be explained either by (1) a natural spread favoured by environmental changes (e.g. an increase of temperature) or (2) a sudden range expansion due to the introduction of individuals from distant native populations. Molecular genetic analyses based on mitochondrial markers suggest that the present C. neritea population in Arcachon Bay has been introduced, probably unintentionally with oyster transfers, from several source...
Tipo: Text Palavras-chave: Introduced species; Scavenging gastropods; Population genetics; Interspecific competition; Behaviour parasites.
Ano: 2004 URL: http://archimer.ifremer.fr/doc/00000/10848/7582.pdf
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Evaluation du risque d'introduction d'espèces indésirables par l'intermédiaire des eaux de ballast des navires ArchiMer
Fouche, Dominique; Masson, Daniel.
The discharge of ship's ballast waters in coastal areas is considered as a vector for exotic species introduction, a threat for the local ecosystems or even the mariculture activities. The most worrying are the toxic phytoplanktonc. Unwanted effect presently documented in the world were rewieved. The risk analysis applied to this problem is discussed. Regulations and research programs about ballast waters in several countries were also overviewed. A ship's arrivai study in Charente-Maritime (France) let appear a large percentage of them were coming from areas where the occurrence of toxic phytoplankton blooms are common. Known technical solutions, populations and guidelines are recorded. A non exhaustive list of toxic phytoplankton blooms occurences in...
Tipo: Text Palavras-chave: Toxic phytoplankton; Introduced species; Shipping; Ballast waters; Phytoplancton toxique; Introduction d'espèces; Transmort maritime; Eaux de ballast.
Ano: 1999 URL: http://archimer.ifremer.fr/doc/1999/rapport-6303.pdf
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Drastic changes in the amphipod fauna (Crustacea) of Dutch inland waters during the last 25 years Naturalis
Pinkster, Sjouk; Scheepmaker, Maarten; Platvoet, Dirk; Broodbakker, Nico.
After the introduction of Gammarus tigrinus in The Netherlands some 25 years ago and of other recently invading amphipods (Crangonyx pseudogracilis and Corophium curvispinum) the native species decreased, the invaders increased. The success of these invaders and its impact on the local amphipod fauna is discussed. Electrophoretic tests give evidence that a second invasion of Gammarus tigrinus, this time from Germany, is taking place. Some predictions about future developments are made.
Tipo: Article / Letter to the editor Palavras-chave: Netherlands; Amphipods; Changing distributions; Allozyme electrophoresis; Introduced species; Environmental changes.
Ano: 1992 URL: http://www.repository.naturalis.nl/record/504556
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A revision of Jatropha (Euphorbiaceae) in Malesia Naturalis
Welzen, P.C. van; Sweet, F.S.T.; Fernández-Casas, F.J..
Jatropha, a widespread, species rich genus, ranges from the Americas and Caribbean to Africa and India. In Malesia five species occur, all of which were introduced and originated in Central and South America. The five species are revised and an identification key, nomenclature, descriptions, distributions, ecology, vernacular names, uses and notes are provided. Special attention is given to the uses of J. curcas, because it is steadily gaining popularity as a potential biofuel plant and, because of that, is being cultivated more often.
Tipo: Article / Letter to the editor Palavras-chave: Euphorbiaceae; Introduced species; Invasive species; Jatropha; Malesia; Revision.
Ano: 2017 URL: http://www.repository.naturalis.nl/record/627810
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Non-indigenous marine and estuarine species in The Netherlands Naturalis
Wolff, W.J..
An overview is presented of non-indigenous marine and estuarine plant and animal species recorded from The Netherlands. In this list both exotic species from outside NW Europe and non-indigenous species from elsewhere in NW Europe are enumerated. Species that have been suggested to be non-indigenous in The Netherlands but for which insufficient evidence could be found are discussed shortly as well. The list is based mainly on literature data supplemented by own observations of the author. At least 99 plant and animal species have been introduced from elsewhere in the world. Another 13 species have been introduced from other parts of NW Europe. The third category of dubious non-indigenous species enumerates 37 species. The list is preceded by an...
Tipo: Article / Letter to the editor Palavras-chave: Non-indigenous species; Introduced species; Exotic species; Alien species; Invasive species; The Netherlands; North Sea; Wadden Sea; Oosterschelde estuary; Estuaries; 42.94.
Ano: 2005 URL: http://www.repository.naturalis.nl/record/210096
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Cnidoscolus (Euphorbiaceae) escaped in Malesia? Naturalis
Welzen, P.C. van; Fernández-Casas, F.J..
The genus Cnidoscolus, a species rich genus in the Americas, has been introduced in the Philippines. A cultivar of Cnidoscolus aconitifolius is used as vegetable and has been collected from gardens in Manila and Pasay City and two times near Cebu City. It cannot be excluded that it has escaped cultivation there, but the species does not appear to be invasive.
Tipo: Article / Letter to the editor Palavras-chave: Cnidoscolus; Euphorbiaceae; Introduced species; Jatropha; Malesia; Revision.
Ano: 2017 URL: http://www.repository.naturalis.nl/record/627817
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The tramp ant Hypoponera punctatissima (Roger) (Hymenoptera: Formicidae: Ponerinae): new records from the southern hemisphere Neotropical Entomology
DELABIE,JACQUES H.C.; BLARD,FABRICE.
The tramp ant Hypoponera punctatissima (Roger), mostly known from the Northern Hemisphere, is reported for the first time from South America in the state of São Paulo, Brazil (22º43'S 44º08'W; 22º24'S 47º49'W), and Reunion Island in the Indian Ocean (20°10'S 55°3'E). H. punctatissima has the widest distribution within Formicidae, being present on many oceanic and continental islands and in all continental regions except Antarctica and the Orient. Reasons for the ecological success of H. punctatissima are discussed.
Tipo: Info:eu-repo/semantics/report Palavras-chave: Biogeography; Introduced species; Brazil; Reunion Island.
Ano: 2002 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1519-566X2002000100020
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Factores que influyen en la distribución de nidos de la hormiga Argentina Linepithema humile Mayr (Hymenoptera: Formicidae), en un ecosistema precordillerano de la zona central de Chile Neotropical Entomology
Ipinza-Regla,J; Castro,L; Eissemann,R; Morales,M A.
The purpose of this research was to demonstrate the dependant relationship between the Argentine ant Linepithema humile Mayr, plant coverage, and human settlements. A method was designed in order to sample the presence of the Argentine ant and other ant species that may had influenced L. humile distribution, under different types of vegetation and percentages of plant coverage, taking in consideration the distance from human settlements. Eight sample stations were established. Four of these stations were found on a dwelling home and the other four were found on similar areas, but far from human settlements. Three transects were established from the center of each sampling station (Tt1, shrublike vegetation, Tt2, herblike vegetation and Tt3, no vegetation)....
Tipo: Info:eu-repo/semantics/article Palavras-chave: Formicid ant; Transect; Introduced species; South Cone.
Ano: 2010 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1519-566X2010000500002
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The Invasive Rapa Whelk Rapana venosa (Valenciennes 1846): Status and potential ecological impacts in the Rio de la Plata estuary, Argentina-Uruguay OceanDocs
Giberto, D.A.; Bremec, C.; Schejter, L.; Schiariti, A.; Mianzan, H.W.; Acha, E.M..
Recent range extensions of the invasive rapa whelk Rapana venosa, biological data of the population and possible ecological impacts on the food webs of the Rio de la Plata estuary are presented. A total of 41 rapa whelks and 21 egg capsules were collected between February 2004 and March 2006. Specimens were found all over the mixohaline waters of the estuary, with records off Montevideo, Samborombon Bay and off Punta Rasa. Specimens ranged between 28 and 120 mm shell length. Almost all R. venosa presented epibionts all over the shell, suggesting an exposed lifestyle. Egg-masses were attached to specimens of R. venosa, debris and plastic garbage. The spatial distribution of R. venosa within the estuary was coupled with the spatial distribution of Mactra...
Tipo: Journal Contribution Palavras-chave: Estuaries; Introduced species; Predators; Food webs; Estuaries; Predators; Food webs; Http://aims.fao.org/aos/agrovoc/c_2673; Http://aims.fao.org/aos/agrovoc/c_6163; Http://aims.fao.org/aos/agrovoc/c_10973.
Ano: 2006 URL: http://hdl.handle.net/1834/1572
Registros recuperados: 42
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