Mid-Atlantic ridge
Panmixia in a fragmented and unstable environment: the hydrothermal shrimp Rimicaris exoculata disperses extensively along the Mid-Atlantic ridge
... The Mid-Atlantic Ridge endemic shrimp species Rimicaris exoculata was studied using microsatellite markers to infer connectivity along the 7100-Km range encompassing the sampled ...
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Fishes of the Northern Mid-Atlantic Ridge collected during the MAR-ECO cruise in June-July 2004 : An Annotated Checklist
... This checklist presents records of the fishes from the northern Mid-Atlantic Ridge (MAR) (41ͼN - 60ͼN) sampled during two research cruises conducted in summer 2004 on the R/V G.O. Sars and M/S Loran. ...
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Metals in the shell of Bathymodiolus azoricus from a hydrothermal vent site on the Mid-Atlantic Ridge
... the Mid-Atlantic Ridge together with data on the range of concentrations of trace elements found in the crystal matrix of fifty nine molluscan species from the coast of East Africa (Foster and Cravo, ...
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New and little known corophiidean amphipods from the 'Lucky Strike' hydrothermal vent, Mid-Atlantic Ridge
... Hansenella longicornis was described by Chevreux (1909) from material collected near the Ac°ores in 1360 metres depth.He had only female specimens available to him. He noted the similarity of his material with the genus ...
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Medium change monitoring using ambient seismic noise and coda wave interferometry: examples from intraplate NE Brazil and the Mid-Atlantic Ridge
... of the Saint Paul transform fault located at less than 200 km from the Mid-Atlantic ridge. We use the phase auto-correlation to compute the structural response from continuous waveforms recorded by a ...
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Adaptation of the antioxidant defence system in hydrothermal-vent mussels (Bathymodiolus azoricus) transplanted between two Mid-Atlantic Ridge sites
... Mid-Atlantic Ridge hydrothermal vents. The transplanted mussels, originally from Rainbow, showed that most anti- oxidant enzymes, acquired or nearly acquired the specific activities of their host ...
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Spatiotemporal distribution of the seismicity along the Mid-Atlantic Ridge north of the Azores from hydroacoustic data: Insights into seismogenic processes in a ridge-hot spot context
... summed for the total duration of the SIRENA experiment, shows two characteristic trends: (1) the seismicity rate increases with latitude, that is with increasing distance away from the Azores hot spot. Such a trend is ...
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Copepod distribution and production in a Mid-Atlantic Ridge archipelago
... The Saint Peter and Saint Paul Archipelago (SPSPA) are located close to the Equator in the Atlantic Ocean. The aim of this study was to assess the spatial variations in the copepod community abundance, and the ...
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Genesis of the brecciated rocks from mid atlantic ridge hydrothermal systems : Lucky Strike (37º50’N) and Menez Gwen (37º50’N)
... at mid-ocean ridges and the existence of processes, currently active, leading to the formation of metal deposits give the opportunity to observe and study the step by step formation in real time of a volcanogenic ...
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Antioxidant defence systems in the deep-sea mussel Bathymodiolus azoricus from Mid-Atlantic Ridge hydrothermal vents
... azoricus, although Cd was accumulated in the tissues (data not shown). Contrary, during long term Cd exposure ali antioxidant enzymes increase their activity, suggesting an increase pr[r] ...
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Evaluating seabed habitat representativeness across a diverse marine protected area network on the Mid-Atlantic ridge
... In Europe, advances towards mapping the seabed environments at broad scales have been made chiefly under the projects EUSeaMap, BALANCE, MESH and MESH-Atlantic (Al-Hamdani et al. 2007; Davies and Young 2008; ...
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Diet of mid-Atlantic Sowerby’s beaked whales Mesoplodon bidens
... the Mid-Atlantic Ridge, approximately at 36–391N and 25–291W, representing a residence or passage point for more than 25 cetacean species (Prieto and Silva, ...the mid-Atlantic ...
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Long-term seismicity of the Reykjanes Ridge (North Atlantic) recorded by a regional hydrophone array
... Reykjanes Ridge by the ‘SIRENA array’ of six autonomous hydrophones during its re- cent 16-month deployment in the North ...the Mid-Atlantic Ridge between latitudes 40 ◦ 20 N and 50 ◦ 30 N ...
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Gravimetric structure for the abyssal mantle massif of Saint Peter and Saint Paul peridotite ridge, Equatorial Atlantic Ocean, and its relation to active uplift
... peridotite ridge, Equatorial Atlantic ...peridotite ridge, but about 20 km to the north of ...peridotite ridge suggests that it is constituted mainly by unserpentinised ultramafic ...
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Modelling mid-Pliocene climate with COSMOS
... and mid-Pliocene simulations are in (or close to) an equilibrium state, and that climatolo- gies of atmosphere quantities ...the mid-Pliocene simulation of experiment 1 ...
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Clypeina tibanai, sp. nov. (Polyphysacea, Dasycladales, Chlorophyta), mid-Cretaceous green alga from the Potiguar Basin, Brazilian margin of the young South Atlantic Ocean
... Many Dasycladalean genera are monospeciic or comprise few species. By contrast, Clypeina (Michelin, 1845) looks like it had a relatively stable and successful history with more than forty species (see Appendix I) found ...
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Uso de alguns estimadores ridge na análise estatística de experimentos em entomologia.
... estimadores ridge descritos em (3), (4) e (5) e o estimador de mínimos quadrados para esse experimento, observou-se que todos os estimadores fo- ram eficientes, em relação ao método dos mínimos qua- drados, com ...
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Near and mid infrared optical sensors.
... As medidas espectrofotométricas, em ambos os tipos de detecção, são geralmente realizadas com base no princípio de ondas evanescen- tes. Para tanto, nos sistemas com detecção no infravermelho médio (geralmente FTIR), um ...
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Comparison between alternative and usual methods to study mosquitoes samples from bromeliads habitat (Bromeliaceae), Atlantic Forest, Sea Mountain ridge, Paraná, Brazil.
... Para obter dados e análises confiáveis na avaliação das amostragens efetua- das pelos dois métodos distintos, no presente trabalho, procurou-se obter determi- nado número de amostra[r] ...
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Offshore observations of eastern red bats (Lasiurus borealis) in the Mid-Atlantic United States using multiple survey methods.
... Nine species of insectivorous bats occur in the northeastern United States, including cave-dwelling bats and migratory tree- roosting bats (hereafter, also “tree bats”) [1]. Tree bats include the eastern red bat ...
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