deep-sea sediments
An excess Ra-226 chronology for deep-sea sediments from Saanich Inlet, British Columbia
... laminated sediments consist of annually laminated sediments and offer the potential to reconstruct past climatic and oceanographic changes at a very high resolution ...varved sediments on a par with ...
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Virus Genomes from Deep Sea Sediments Expand the Ocean Megavirome and Support Independent Origins of Viral Gigantism
... in deep sea sediments from the Loki’s Castle hydrothermal vent ...to deep branches in the phylogenetic tree of core NCLDV genes, substantially ex- panding the diversity and phylogenetic depth ...
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Extraterrestrial Components from Deep Sea Sediments of Indian Ocean
... Two different types of extraterrestrial particulate matter collections were undertaken during the last few years – by using magnets encased in dredges that were dragged along the seafloor and by sieving massive ...
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Microbial hydrolytic enzyme activities in deep-sea sediments
... ABSTRACT: The potential hydrolysis rates of five different hydrolytic enzymes were determined in deep-sea sediments from the northeast Atlantic (BIOTRANS area) in March [r] ...
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The challenge of proving the existence of metazoan life in permanently anoxic deep-sea sediments
... Additional evidence based on life cycle of Loricifera Bernhard and co-workers casted doubts on whether the loriciferans are able to complete their life cycle in the anoxic sediments of the L’ Atalante basin. They ...
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Small scale heterogeneity of trace metals including rare earth elements and yttrium in deep sea sediments and porewaters of the Peru Basin, southeastern equatorial Pacific
... circular field, disturbing the upper decimeters of the sur- face sediment and removing the nodules from the surface (Thiel and Schriever, 1990). Geochemical investigations of nutrients, dissolved organic carbon (DOC), ...
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Thermal expansion effects in deep sea sediments
... Thermal Contraction of a deep sea sediment - Thermal Tamping It has been suggested in.the previous section that thermal expansion of a deep-sea sediment is likely to be essentially a con[r] ...
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Vivianite formation in methane rich deep sea sediments from the South China Sea
... Vivianite precipitation is favored in anoxic and non-sulfidic settings, conditions that are frequently encountered in lacus- trine sediments (Berner, 1981; Nriagu, 1972; Rothe et al., 2016). Recently, the presence ...
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The Paleocene record of marine diatoms in deep-sea sediments
... Despite initial colonization of the open ocean in the ear- lier Late Cretaceous (Harwood and Nikolaev, 1995; Har- wood et al., 2007), they are, in the literature, only found in this setting worldwide, consistently well ...
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A new species of Wellsopsyllus (Copepoda, Harpacticoida, Paramesochridae) from the deep Southern Ocean and remarks on its biogeography
... inhabit deep-sea and shallow-water muddy sediments: Wellsopsyllus ...coarser sediments (Veit-Ko¨hler 2000; Plum and George ...of deep-sea ...muddy deep-sea sediment ...
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Current CaCO3 dissolution at the seafloor caused by anthropogenic CO2
... of deep-sea sediments are combined with a rate model to derive the global distribution of benthic calcite dissolution rates and obtain primary confirmation of an anthropogenic ...
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Palaeoclimate evolution across the Cretaceous–Palaeogene boundary in the Nanxiong Basin (SE China) recorded by red strata and its correlation with marine records
... from deep-sea sediments, which indicates that the content of haematite was controlled by the global cli- mate; and (4) the palaeoclimate changes from 72 to ...
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Radio Active Waste Disposal: notes of a meeting at I O S 22nd October 1976
... Description of the proposed research The objective is to determine in situ geotechnical properties of deep sea sediments, especially porosity, with a view eventually to studying possible[r] ...
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Energy Gradients Structure Microbial Communities Across Sediment Horizons in Deep Marine Sediments of the South China Sea
... SCS sediments were not significantly conserved within a single sediment type nor significantly different across varying sediment types (PERMANOVA df = 6, 34, pseudo-F = ...the Sea of Okhotsk, a marginal ...
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Container barge congestion and handling in large seaports: a theoretical agent-based modeling approach
... ferent deep-sea terminals which handles the large volume of containers that are being stored or transported, and there has been huge pressure on the terminals in recent time to efficiently handle the ...
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Bioavailability of lead in North Sea sediments
... Factors affecting the population dynamics of Amphiura filiformis (Echinoder- mata: Ophiuroidea) and Mysella bidentata (Bivalvia: Galeommatacea) in the North Sea.. In: [r] ...
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Preliminary report on the physical properties of sediments from Leg 86 of the Deep Sea Drilling Project
... - Data Some of the calculated data are presented in Figures G-1, -2, -3 and -4 which show profiles of shear strength, shear wave velocity, compressional wave velocity, water content, bul[r] ...
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The Response of Benthic Foraminiferal Assemblages to Copper Exposure: A Pilot Mesocosm Investigation
... and sea urchin (Paracentrotus lividus) embryos and lar- vae to Cu, and reported the very high occurrence of ab- normalities at concentrations of 150 µg/l and 100 µg/l, ...ambient sediments and the effect of ...
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Light and vision in the deep sea benthos: II Vision in deep sea crustaceans
... The large eyes of deep-sea animals have been remarked upon since the first specimens were pulled up in trawl nets. In addition to large eyes, early structural studies on mesopelagic species (i.e. those ...
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Deep Sea Hydrothermal Vent Viruses Compensate for Microbial Metabolism in Virus Host Interactions
... In deep-sea hydrothermal vents, marine viruses regulate microbial diversity and abundance and impact global biogeochemical cycles by lysing their hosts ...the deep-sea vent ecosystems. High ...
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