ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Thyroid hormones (T3, T4) have marked effect on body metabolism and in controlling osmoregulation activity in fish. The aim of this study was to determine the effect of water salinity changes on thyroid hormones level and thyroid-stimulating hormone (TSH) of grass carp. For this purpose 120 grass carp ...
The Lagoon of Venice (LV) is a shallow lagoon located in the Mediterranean region, NE Italy. It is connected to the Adriatic Sea by three inlets. The LV is the largest Italian lagoon with an area of 550 km2, and is characterized by the presence of a complex occurrence of salt marshes, tide flats and ...
Ship detection is nowadays quite an important issue in tasks related to sea traffic control, fishery management and ship search and rescue. Although it has traditionally been carried out by patrol ships or aircrafts, coverage and weather conditions can become a problem. Synthetic aperture radars can ...
The Fisheries Technology and Hydroacoustics Laboratory (TECPESQ-Institute of Oceanography, University of Rio Grande-IO-FURG-Brazil) has traditionally dedicated its working group to fish stock assessments using hydroacoustics. This technique allows the remote detection of organisms throughout the transmission ...
Tidal flat plays an import role in purifying pollutants discharged from land and in providing marine products such as oyster and many kinds of shellfishes. Oyster in tidal flat usually has rough structures, causing a strong depolarization in microwave backscattering. The signatures can be detected using ...
Classification selects one out of finitelymany classes based on available input and is applied to many kinds of application areas, e.g., diagnosis, monitoring, scoring, and pattern recognition. Often, classification is accomplished by use of Bayesian Networks which operate on evidence provided by sources, ...
Gulf is a significant region to study due to its economic importance with large number of ports and hydrological significance for its extreme tidal circulation. Remote sensing data of both physical and biological parameters is assimilated using Empirical Orthogonal Function (EOF) and multiscale objective ...
This paper presents the outcomes of the EC FP7 NEREIDS project focused to move forward to an integrated maritime picture for ship surveillance and monitoring applications. Technical details about the system philosophy and how different external add-in modules are integrated into a common system kernel ...
Estuarine biogeochemistry plays a key role in the cycling of biological and chemical parameters. In the present study, a first attempt has been made towards the coupling of a realistic three-dimensional estuarine circulation model with biophysical model in the Hooghly Estuary (21°36'-22°16'N and 87°42'-88°15'E) ...
Young Technology Showcase Today’s drilling engineering teams are continually looking for better ways to mitigate risk and improve health, safety, and environmental conditions at the rig site. Many operators would prefer to acquire a comprehensive suite of petrophysical measurements while drilling—without ...
This paper discusses a technique for the classification of divers, underwater vehicles and other similar targets based on adaptive multi-feature fusion. This technique mainly uses target features, e.g., image feature, moment feature and HRRP (high resolution range profile) features selected by an Adaptive ...
ABSTRACT In this study, we propose marine biomass utilization system and describe an anaerobic digestion system using marine biomass and food waste. Four scenarios are presented with varying the size of anaerobic digestion plant. We conduct feasibility studies of the anaerobic digestion system from ...
ABSTRACT This study is to develop a new compound cage system that not only maintains benefit of the traditional cage system but also has extra economic value to it by hanging a series of oyster trays on the circumference of the floating collar. The purpose of this study is to investigate the influence ...
ABSTRACT Much of garbage patches consist of plastics, and most of these plastics are reusable (Werthmann, 2007). Long-lasting plastics that are found in garbage patches contain numerous toxic materials (Teuten et al., 2009). Cleaning up garbage patches involves environmental matters and economic and ...
ABSTRACT The potential of wide bubble barriers (raft) as a countermeasure in an oil spill situation has been tested and assessed. The paper describes the final prototype validation with a bubble raft submerged in a strong tidal sound in Norway. The field test showed that the raft was capable of retaining ...
ABSTRACT Wave Hub is a Marine Renewable Energy Installation (MREI) off the southwest peninsular of the UK. Wave Hub’s seabed infrastructure, including the main connection unit and 18 km of seabed cable were deployed in 2010. This study assesses the species assemblages present within the Wave Hub development ...
ABSTRACT This study presents analysis of the results of numerical simulation of a marine surface intake/outfall from a power plant along the Red Sea coast of the Kingdom of Saudia Arabia (KSA). The prime concern of this study is to evaluate the impacted area by the cooling/saline water from the surface ...
ABSTRACT The primary objective of this study is to develop a preliminary tsunami early-warning system, which aims to mitigate the tsunami-generated inundation and possible catastrophe in southern Taiwan. The unsteady, straight, and continuous fault zone adjacent to southwestern Taiwan heightens the ...
ABSTRACT Based on the Reynolds-Averaged Navier-Stokes (RANS) equations and the Volume of Fluid (VOF) method, a numerical wave tank, including wave generation, propagation and damping zones, is set up. Nonlinear regular waves of large amplitude are simulated in a vertical two-dimensional wave flume. ...
ABSTRACT With a possible application to the floating breakwater, the hydrodynamic property of porous elliptic plates is investigated by series wave tests in the present work. The testing model plates are made of steel. They are punched with evenly distributed holes to examine the effect of the porosity. ...