ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
A field study was conducted in a fish market and a processing factory in Iceland to evaluate how traceability is secured at fish product distribution. The main characteristics of ‘One-up-one-down’ traceability and the distribution system to assure traceability and the quality of fish products in Iceland ...
In the project “RFID from Farm to Fork” an implementation of RFID technologies will be used along the food supply chain: from farm to the consumer. The paper is intended to highlight two examples of how to define farmed fish traceability system suitable for small and medium sized enterprises (SMEs). ...
Marine seismic exploration uses air guns or air gun arrays to generate high energy, short duration acoustic pulses deep into the ocean floor but some of the seismic/acoustic energy remains in the water column and can propagate to considerably distances. This may cause disturbance to marine life and ...
This paper discuss boid simulation using the rules of biological behavior to estimate fish behavior. The modeling and computational algorithm are cheched with validity under chaos and fractal analysis. Our simulation method for sensing and acting of a fish is based on the boid method in conjunction ...
Emerging technological advancements are with the potential of delivering numerous services for betterment of local SMEs, entrepreneurs and rural community in general. However, the necessity of high-tech, sophisticated and high cost equipments to access these services has created digital division between ...
A year-long experiment to monitor underwater ambient noise measurements in shallow, (~50m) open water along an energetic coastline in the Pacific Northwest (USA) was conducted. Bottom mounted passive acoustic recorders were deployed in March 2010 by Oregon State University (OSU) and NOAA/Pacific Marine ...
The coastal ocean observing system in the Gulf of Maine was deployed in the summer of 2001. The system operated a real-time data buoy array that collected oceanographic and meteorological measurements in a 24/7 operation at as many as 11 locations in the Gulf of Maine (GoM). The data return of the GoM ...
The need to increase renewable energy supply in the United States has prompted ocean thermal energy conversion (OTEC) technology to be re-considered for use in Hawaii. As with any new development, a thorough environmental impact assessment is needed before the technology can begin field trials. A previous ...
Coral reefs are biologically complex ecosystems that support a wide variety of marine organisms. These are fragile communities under enormous threat from natural and human-based influences. Properly assessing and measuring the growth and health of reefs is essential to understanding impacts of ocean ...
Many inshore wave energy collectors (WEC) concepts use wave energy to push water ashore to process it for energy conversion with turbines. An artificial reef design of floating HPDE pipe can be built in a harbor and installed offshore of the breaking waves in the near shore. The portable reef designed ...
This article presents an agent based model for the simulation of biological systems. The approach consists mainly of providing individual based models for each of the functional groups that conform an ecosystem. Functional groups (a term commonly used by ecologists) may represent a group of individuals ...
As the global population grows and becomes increasingly dependent on the ocean's resources, monitoring its physical and environmental conditions is more critical than ever: port authorities may wish to know tidal and current velocity information in order to schedule and guide shipping traffic; offshore ...
Deltaic ecosystems are natural ecosystems of particular ecological and economical value. Satellite imagery can provide an excellent framework for fast and reliable capture of data, which is essential for thorough eco-environmental analysis in valuable ecosystems. The recent availability of very high ...
The YOKO-MARU is newly built last December that is a research vessel belongs to Seikai National Fisheries Research Institute. She equipped the new multibeam echosounder SIMRAD ME70 which is expected to be active in future research. East China Sea is one of important fishing area of small pelagic fishes, ...
The need of traceability systems adequate for food is a matter of fact: provenance, means of processing, time of the actions, temperature during transportation, are only a few of the possible data a consumer wants to know to buy with confidence. Among the others, the wine sector is especially susceptible ...
Molecular evaluations of successful invaders are common, however studies of introduced species that have had limited invasion success, or have died out completely, are rare. We studied an introduced population of speckled dace (Rhinichthys osculus) from northern California, USA that has rapidly increased ...
This case study discusses OceanGate's efforts to integrate BlueView Technologies' new 3D sonar scanning system onto its manned submersible in support of nautical archaeology. The integration process is described, along with lessons learned on technical and operational considerations.
A dolphin had previously been trained to perform a cross-modal matching-to-sample task. In one version of this task the animal had to investigate a sample object that was concealed in a box through its echolocation sense alone, then select the correct match among up to three alternative objects visually ...
The emerging 3G-WLAN heterogeneous networks are attracting technologies for the next generation wireless communication system. A challenging issue for the technologies is how to reduce the secure handoff delay when users roam across multiple domains. Generally, the re-authentication procedure in a visited ...
The pollution levels of polybrominated diphenyl ethers (PBDEs) were investigated in crucian carp muscles which were collected from Zhejiang, Jiangsu, Hubei, Henan and Chongqing provinces (city) by gas chromatography-mass spectrometry (GC-MS). The results showed that the concentrations of total PBDEs ...