ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
We were involved in development of a small lander for low-price and usability. The free fall type hadal zone research lander called “Edokko No.1” consists of 3 glass spheres and wireless connectable rubber bridge, and an observation equipment and levitation transponder device can be installed in the ...
Bidirectional business concept where both parties are seller and buyer at the same time is termed as chain business. No one dominates on other in a chain business, so everyone is benefited at the same time. In this paper, a biogas based chain business model is designed for a community of 500 families, ...
The objective of the present study was to characterize the liver oil extracted from the deep sea shark, Echinorhinus brucus, caught from Central Indian Ocean and to evaluate its cytotoxic effect on neuroblastoma cell line (SHSY-5Y). Characterization of liver oil of Echinorhinus brucus revealed the presence ...
Coexistence theory (CT) in community ecology provides a functional perspective on how multiple competing species coexist. Here, I explore CT’s usefulness for understanding conflict and coexistence among human groups with diverse livelihood interests in shared resources such as fisheries. I add three ...
Bioenergetics is used as the mechanistic foundation of many models of fishes. As the context of a model gradually extends beyond pure bioenergetics to include behaviour, life-history traits and function and performance of the entire organism, so does the need for complementing bioenergetic measurements ...
The fish population dynamics model is made to grasp fishery resources utilization in coastal and it is beneficial to sustainable fisheries management and conservation of coastal ecosystem. Meanwhile, the relationship between fish population dynamics and factors of environmental conditions, either positive ...
Many animals in the ocean produce sounds for mating choice, territorial defending, group cohesion and echolocation. Sound travels much longer distance in the water comparing with light that makes the acoustic waves efficient for long distance communication and sensing. The species or family specific ...
Approximately 99% of fishing boats in Japan are registered as being less than 20 gross tonnage. For such small fishing boats, hull performance standards have not been sufficiently examined, mainly because major manufacturers and local shipyards tend not to publish data on hull forms. In order to make ...
The measurements of fish school migration is very important in the investigation of the distribution of fishery resources, and a measurements method for three-dimensional fish school migration velocity based on five-beam phase-controlled technology is proposed. In the five-beam phased-array fish-finder, ...
The Baltic Sea has recently turned into a dumping site for all sorts of industrial, military and household waste from the surrounding countries. Overfishing, hazardous substances and Irresponsible Marine Activities brought vast damage to the sea. Seven of the ten biggest ‘Dead Zones’ in the world are ...
Now more and more ecologists concern about the impacts of dam construction on fish. However, studies of fishes downstream Gezhouba Dam were rarely reported except Chinese sturgeon (Acipenser sinensis Gray). In this study, catch investigations and five hydroacoustic detections were completed from 2015 ...
Marine protected areas (MPAs) is an area defined by legally the government or local communities such as fisheries organizations, less impacted by human activities such as land use or fisheries in comparison to neighboring areas. Some small MPAs are effective to improve fisheries resources of sessile ...
There are many fishing vessels in Southeast Asia (SEA), and fish products produced by SEA countries support people in this area. Japanese-imported fishery products from SEA countries, and some Japanese fishing vessels, share fishing grounds. Japanese government has supported many projects to maintain ...
Purse seining is a major fishing method in Japan, and there are several hundreds of fishing vessels. Recently, reduced fish resources, low fish prices, and high costs for fishing products have resulted in declining profits. Furthermore, fishermen are getting older, and the number from younger generations ...
The Internet of Things (IoT) is a natural extension and evolution of Supervisory Control and Data Acquisition (SCADA). Early SCADA systems were deployed to monitor specific production processes, and separate systems were employed to manage assets, coordinate maintenance operations, optimize supply chains ...
While general anesthetics control pain via consciousness regulation, local anesthetics (LAs) act by decreasing sensation in the localized area of administration by blocking nerve transmission to pain centers. Perioperative intra-articular administration of LAs is a commonly employed practice in orthopedic ...
The Ganges–Brahmaputra–Meghna delta of Bangladesh is one of the most populous deltas in the world, supporting as many as 140 million people. The delta is threatened by diverse environmental stressors including salinity intrusion, with adverse consequences for livelihood and health. Shrimp farming is ...
Social-ecological (SE) traps refer to persistent mismatches between the responses of people, or organisms, and their social and ecological conditions that are undesirable from a sustainability perspective. Until now, the occurrence of SE traps is primarily explained from a lack of adaptive capacity; ...
It is broadly recognized that river delta systems around the world are under threat from a range of anthropogenic activities. These activities occur at the local delta scale, at the regional river and watershed scale, and at the global scale. Tools are needed to support generalization of results from ...