نتایج جستجو برای: sea lines
تعداد نتایج: 346042 فیلتر نتایج به سال:
To date, the contribution of sea-based sources to global marine litter and plastic pollution problem remains poorly understood. Cruise ships produce large amounts wastewater concentrate their activities in fragile ecologically valuable areas. This paper explores for first time microplastics cruise ship wastewater, as well pathways from source sea. It thereto uses a novel approach identification...
This study proposes a new approach for single-sampling plan by determining sample size and acceptance number. The proposed approach is based on a two-step methodology. In the first step: quality management step, different single sampling inspection plans were generated by running an optimization model for different possible acceptance numbers. While, in the second step: Multi-Attribute Decision...
In the last few years, marine species have been investigated for the presence of natural products with anticancer activity. Using reversed phase chromatography, low molecular weight proteins were fractionated from the sea anemone Anemonia viridis. Four different fractions were evaluated for their cytotoxic activity by means of erythrocyte haemolysis test, MTS, and LDH assays. Finally, the antip...
Since 1998 the NEMO Collaboration started a long term activity dedicated to improve deep-sea technologies and to characterize an optimal site for the installation of a km3 neutrino Telescope in the Mediterranean sea. More than 25 sea campaigns were performed to deploy and recover instrumented lines of multi-functional detectors, dedicated to survey the environmental characteristics and water op...
This research was conducted at the research field of West-Azerbaijan (Saatloo station, 45° 10′ 53˝ E/ 37° 44′ 18˝ N and 1338 m above sea level), located 25 km from Urmia city (Iran) during 2019-2020 cropping seasons, as a factorial layout based on randomized complete block design with three replications. The first factor was irrigation regime at three levels (supplying 100, 75 and 50% of net ir...
Six new casbane diterpenoids, named as sinularcasbanes A-F (1-6), along with six known analogues 7-12, were isolated from a South China Sea soft coral, Sinularia sp. The structures of the new compounds were elucidated by extensive spectroscopic analysis and by comparison with data reported in the literature. All compounds were evaluated for their cytotoxicity against selected cancer cell lines ...
The ANTARES high energy neutrino telescope is a three-dimensional array of about 900 photomultipliers distributed over 12 mooring lines installed in the Mediterranean Sea. Between February and November 2007 it acquired data in a 5 -line confi guration. The zenith angular distribution of the atmospheric muon fl ux and the associated depth-intensity relation are measured and compared with previou...
A new chloro-trinoreremophilane sesquiterpene 1, three new chlorinated eremophilane sesquiterpenes 2-4, together with a known compound, eremofortine C (5), were isolated from an Antarctic deep-sea derived fungus, Penicillium sp. PR19N-1. Structures were established using IR, HRMS, 1D and 2D NMR techniques. In addition, the plausible metabolic network of these isolated products is proposed. Comp...
Aggregations of ice platelets accumulate below the annual sea ice (subice platelet layer) and on the bottom (anchor ice) to depths of 33 meters. Observations of ice platelets adhering to submerged lines support the conclusion that 33 meters is the lower limit for ice formation in the water column in this area. The rising anchor ice lifts epibenthic fauna and has a pronounced effect on the distr...
Quantifying Sea Turtle Mortality with PSATs 1 New Discoveries in the Olfactory Capability of Sea Turtles 6 MHLC7—Evaluation and Comment 10 Compendium—Fisheries Research in Brief 11 (continued on page 2) The incidental capture of marine turtles in longline fishing gear is generally accepted to be a significant factor contributing to the decline of sea turtle populations in both the Pacific and A...
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