ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Presented here is the initial hardware and software design of a prototype autonomous microplastic sampling instrument. Microplastics are defined as particles of plastic <; 5 mm greatest dimension. They are becoming pervasive in the world ocean due to anthropogenic pollution. The ocean has spatially ...
Underwater autonomous gliders have transitioned from exotic experimental systems to becoming a standard platform capable of collecting data over a critical range of spatial and temporal scales in the ocean. The data are proving to be extremely valuable for addressing a wide range of basic and applied ...
Species can respond to climate change by tracking appropriate environmental conditions in space, resulting in a range shift. Species Distribution Models (SDMs) can help forecast such range shift responses. For few species, both correlative and mechanistic SDMs were built, but allis shad (Alosa alosa), ...
A revolution in ocean observations is taking place in the world's oceans. The National Data Buoy Center (NDBC), which is in the National Oceanic and Atmospheric Administration's (NOAA) National Weather Service (NWS) and located on Mississippi's Gulf Coast, is deploying an increasingly sophisticated ...
In this paper, we show how using a Liquid Robotics Wave Glider can allow for a mobile and comprehensive solution for detecting tagged animals in real time and characterizing their environment. We will compare the Wave Glider based solution to more traditional buoy and boat based solutions and note the ...
Satellite Automatic Identification System (AIS) technology has fundamentally changed the landscape for monitoring the maritime domain. Improving upon existing AIS technology already deployed aboard all large vessels and many smaller vessels around the globe, satellite AIS is truly revolutionary in providing ...
This paper presents the design and implementation of a ROV-based acquisition system designed for water quality monitoring through the acquisition of oceanographic parameters of Peruvian water resources such as rivers, lakes and oceans. The robotic platform integrates a video camera, a multi-parameter ...
The US Arctic and sub-Arctic regions are rapidly changing, creating potentially large impacts to marine ecosystems and ecosystem services. However, much of the current observing technology is ill suited to fully quantify these dynamic changes. The harsh, remote environment, expansive area, and extremely ...
Mariners such as captains and navigation officers memorize unique situations in their experience and make use of them in the ship handling of subsequent voyages to achieve safety. On the other hand, by a detailed investigation and inquiry of one or more examples, existence and causes of problems can ...
In this paper, we propose a new approach to squid fishing that makes use of shared information. A typical squid fishing vessel is outfitted with 10 or more automatic squid jiggers lined along both sides of the vessel and controlled from the wheelhouse via a single control panel. All of the jiggers are ...
Background In 2003 mean cord blood mercury concentrations in pregnant Bermudian women exceeded levels associated with adverse health outcomes in children. The principal mercury source was local fish species. Public health messages were developed suggesting pregnant women reduce consumption of fish ...
Defining pelagic habitat indicators for migratory fish is particularly interesting and challenging due to the complex interaction between the marine food web and the physical variability. Through a multidisciplinary study, a group of experts in marine ecology, physical oceanography and stock assessment ...
In this paper, we propose an ICT application of real-time monitoring system to estimate the catch amount within set-net. Generally, set-net fishermen do not know the catch amount in advance before arriving to set-net area, in which they tend to unable to perform the fishing operation effectively. It ...
The paper presents a mathematical model of optimal fleet number of fishing vessels. Here we consider two aspects related to the vessels and to the fish stock to which the vessels are used to exploit to. The first aspect is the availability/reliability of the vessels. The fishing vessels are vital equipment ...
One approach to the management of common fish diseases in aquaculture is the use of antibiotic-laden feed. However, there are public concerns about the use of antibiotics in agriculture and the potential development of antibiotic resistant bacteria. Therefore, the discovery of other environmentally ...
Aim: This work was aimed to document the antiviral activates of Spirulina platensis extract against foot and mouth disease virus (FMDV) different types to evaluate its replication in Baby Hamster Kidney (BHK) cell culture and in baby mice. Materials and Methods: Cytotoxicity assay studied for S. ...
The present study investigates the effects of different routes of inulin administration as prebiotic on gut microbiota and survival rate of Indian white shrimp post-larvae. Four hundred and fifty Indian white shrimp post-larvae (PL1) were stocked in nine tanks. The tanks were assigned into three treatments: ...
Abstract Even though aluminum is the third most common element present in the earth's crust, information regarding its toxicity remains scarce. It is known that in certain cases, aluminum is neurotoxic, but its effect in other tissues is unknown. The aim of this work was to analyze the genotoxic potential ...
The grass carp (Ctenopharyngodon idellus) is an important species in freshwater aquaculture both in China and on a global scale. Variety degeneration and frequent diseases have limited the further development of grass carp aquaculture. Thus, new and improved varieties are required. Here, we identified ...
The final effluents of two wastewater treatment plants (WWTPs) in the Eastern Cape Province of South Africa were evaluated for their physicochemical and microbiological qualities over a period of 12 months. The physicochemical parameters assessed ranged as follows both plants. The ranges of values for ...