Salmon fish farming has evolved to become a multi-billion dollar industry for Norway, with a significant growth in the last 10 years. With the introduction of modern and advanced technical equipment and higher environmental demands, follows a need for further training of experienced fish farmers and aquaculture students. Spreading knowledge about aquaculture and get people interested in the industry is important in order to secure future growth.
This project will continue the development of an aquaculture simulator, sup- porting virtual reality with Oculus Rift. The simulator allows a user to visit a salmon fish-farm, dive into a fish cage to swim among the salmon, or check out the anchoring of the cages. The player will also have control over the feeding ma- chine, being able to observe the change in behaviour of the fish once the machine is turned on and off.
The goal of the project is to seek out how a simulator can be used for ed- ucational purposes and enlightenment of the aquaculture industry. User-testing the simulator at several exhibitions, with an aquaculture class, experts from a fish farm company among others have resulted in great positive feedback and online publicity in different medias. Several companies have showed interest in the project, and want to support the future development.
SALMON FARMING: Have you ever wondered what it would be like to jump into a salmon pen and see the fish swim around you? Now you can, without ever having to don diving gear or even get wet.
The program uses Oculus Rift 3D-goggles, where you can look around a virtual reality just by turning your head, and carry out different actions using a video game controller. Several large companies are investing in this type of technology.
Monicha Seternes from Msval fish farming industries has spend the past few days presenting the simulator to children on Frya. It has been a great success, and feedback from the participants has been important to continuing development of the simulator.
The global aquaculture industry is challenged with the responsibility of feeding a rapidly growing global population. As with other food production industries, aquaculture is finding ways to ensure food security by producing efficiently and sustainably.
CageEye, a decision-making tool, is using advanced hydroacoustic technology to monitor fish movement and environmental data with advanced machine learning algorithms. This is achieved by measuring fish density, speed and acceleration during feeding throughout the gates and visualizing this with real-time echogram images. Correlated with feeding patterns, these parameters offer unique insights into fish appetites.
Using an artificial intelligence (AI) approach, Observed technologies also identifies behavioral changes in the fish during feeding. The system learns by using cameras to observe fish movements and to measure speed, acceleration and dispersion in the cage, tank or pond. It decides when to stop feeding or change the feeding rate according to fish appetites, ensuring optimal growth and feed utilization.
aquaManager is an example of the kind of commercial analytics software used in aquaculture to centralize multiple sources of data on a single cloud-based platform. This mobile data application synchronizes with a live farm operations dashboard to provide real-time insights and predictive analytics.
Underwater drones help monitor off-surface farms and track environmental parameters such as pH, salinity, oxygen levels, turbidity and pollutants. Farm operators can check for mortalities in the cage, monitor feeding and inspect underwater cages for damage or net holes through the drones. Specialized drones can even repair nets.
For example, CSIRO, an Australian technology company, has developed a tool using augmented reality (AR) for shrimp farming management. The farmer will practically be able to visit the farm by looking at information related to the shrimp, like quantity, size, mortalities, feed quantities, FCR, health and real-time environmental parameters.
Virtual reality (VR) is being used by the Norwegian University of Science and Technology (NTNU) to increase the next generation's interest in aquaculture and to train new employees in the industry. NTNU has developed an aquaculture simulator that uses VR for interested parties to virtually visit a fish farm. For example, the trainee can observe the sea cage, go underwater to understand fish behavior in certain culture conditions, feed the stock and see how fish behave when feeding.
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Humans depend on water, and our need for this precious resource is growing alongside our population. How will we meet the needs of the future without harming the environment? In this unit, we'll explore key water issues, the water cycle, and some of the technology and techniques used to conserve water.
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This series is meant to create a transformational learning experience for students and their teachers by incorporating best practices for teaching environmental science and applying design thinking in the classroom. Flipside Science...
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Net Systems of Bainbridge, WA, used Working Model to analyze what effects ocean currents would have on a spar holding a corner of its sea farming pen in place. Custom equations apply forces to model the ocean current, spar buoyancy, and the water's drag on the lower stabilizer disk. A spring/damper is switched on and off to model the drag the net places on the spar.
Aquaculture -- commercial fish farming in pen enclosures -- is becoming more prevalent around the world as an important source of food. The United Nations Food and Agriculture Organization estimates that by the year 2000 some 25% of total fish landings will be products of aquaculture. While fish farms inshore are commonplace, offshore aquaculture was, until recently, a tricky proposition. Recently, one company, with the help of computers and the latest in desktop engineering software, began modifying conventional trawling systems and applying the concept to offshore farming.
NETSystems of Bainbridge Island, Washington, has created an innovative open ocean pen system for raising fish. NETSystems studied the problem of keeping aquaculture pens stable in rough, open ocean waters for years before hitting upon the "ocean spar" concept: vertical steel buoys anchored to the sea bottom that serve as floating fence posts for nets, keeping them relatively stable through constantly shifting currents. Greater stability to the net pens means the fish will be less stressed, and the system itself will last longer.
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