Showing results for: fishery Articles
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The Problems of Fishermen in the Southern Aral Sea Region
The main objective of this paper is the presentation of water scarcity and water quality problems of fishery and fishermen in the southern Aral Sea region Kazakhstan. We tried in the past to inform interested people about our suggestions how to rehabilitate the situation, how to produce relatively enough fish for the functioning of local fish processing industry and to give people jobs, but we ...
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High tech fish cleaning at Leake Co. water park - Case Study
A state of the art fish-cleaning station has opened at Leake County Water Park near the Lowhead Dam at Barnett Reservoir, officials of the Pearl River Valley Water Supply District announced. The fish-cleaning station, partially funded by a Sportfish Restoration grant through the Mississippi Department of Wildlife, Fisheries and Parks, includes a grinding device that pulverizes left over fish ...
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Sustainability requires that we learn to embrace change, not fight it
Instead of engineering nature into standardized systems of production, we should look for ways to integrate our lifestyles within the cycles of the world around us. Limits to growth are a fundamental and widely accepted principle of sustainability. You might even call them the first law of sustainability. Nevertheless, as ecological economist Richard Norgaard first noted, limits make a terrible ...
By Ensia
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Nominated to the Innovation Award: Stø Technology
The founders of Stø Technology refer to their catch management system as disruptive technology. «The Bumblebee» can change the entire operating pattern of the trawler industry. – This will make the trawler industry think completely new in terms of vessel and process optimization, new operations, market development and business models, says Arne O. Flø, Managing ...
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How Do I Start A Small Scale Fish Farm?
Fish feed extruder is the indispensable equipment to make fish feed pellets, if you want to build your own fish feed plant, please visit us Small Fish Feed Pellet Plant. Whether you plan to carry out small-scale fish farming or large-scale commercial fish farming, follow these 9 steps: 1. Get a good location for your farm. 2. Get a good source of water. 3. Choose the ...
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How Much Is Fish Feed Pellet Machine In Nigeria?
To help fish farmers provide balanced fish feed pellets at a bargain price. Fusmar Machinery, as a professional fish feed machine designer and manufacturer, we have launched a series of fish feed machines with reasonable prices and high quality according to the local market conditions, including fish feed extruder, feed mixer, feed crusher, feed dryer/cooler, feed package machine, and so on. We ...
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Extreme grinder debuts at new Farewell Bend fish cleaning station - Case Study
Why does a state park need a fish grinder with this power? Because Brownlee Reservoir catfish have thick, tough skin and large bones. That created a nightmare maintenance problem for the old grinder. It worked on the same principle as a garbage disposal: spinning blades that would bind, bend and break. This grinder has teeth that mesh, a better design for heavy-duty grinding and a low-maintenance ...
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A novel fish-drying technique for better environment, quality and sustainability
This study deals with the development of appropriate sustainable strategies for environmental-benign aquatic processing systems. In this regard, the interactions between the aquatic system and its environment are first defined. Second, the effect of environmental pollution decreasing the fish quality in the aquatic systems has been exposed. Third, some sustainable strategies for improving the ...
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Ice Fishing with my MobilDri Portable Dryer
Ice fishing comes with a certain added degree of safety over other types of fishing. Typically the two words ice and safety go hand in hand, and ice fishing with my MobilDri glove, boot, and hat warmer is no exception. Let me tell you how I found mine… I started ice fishing by sitting on a bucket out on the lake. I’d be all bundled up against the cold, big buggy insulated boots ...
By Versadri
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Ocean Nutrition Canada - case study
Ocean Nutrition Canada Ltd. (ONC) is the world’s largest supplier of Omega-3 EPA/DHA ingredients to the dietary supplement and food manufacturing markets. ONC began working with POS Bio-Sciences (POS) in 2006 to enhance the quality characteristics of ONC’s marine oil products. Recent projects have focused on enhancing stability and sensory traits by increasing the oxidative stability ...
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Biomagnification and tissue distribution of perfluoroalkyl substances (PFASs) in market‐size rainbow trout (Oncorhynchus mykiss)
The biomagnification potential as well as the substance and tissue specific distribution of perfluoroalkyl substances (PFASs) in market‐size rainbow trout (Oncorhynchus mykiss) was investigated. Rainbow trout with an average body weight of 314 ± 21 g were exposed to perfluorobutane sulfonate (PFBS), perfluorohexane sulfonate (PFHxS), perfluorooctane sulfonate (PFOS), perfluorooctanoic acid ...
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How to Calculate the Correct Amount of Hides for Cleaning Fish
Introduction One of the most important specifications for a cleaning fish hide is how many cleaning fish that can effectively use it. This article shows NorseAqua’s recommendations based on a specific amount and type of cleaning fish. We give examples from normal salmon pens and show recommended products are common tailored solutions. From Meters to Surface Area and Cradlemeters Earlier ...
By NorseAqua AS
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Salmon lice and how to contain them
Over the past few years, the problem of parasitic lice spreading on farmed salmon has been increasing at an alarming rate. We are now seeing situations like last year where lice killed thousands of tonnes of farmed fish, caused skin lesions and secondary infections in millions more, and cost the Scottish industry alone around £300m in trying to control them. Here at Inciner8 we have been ...
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Water boarding on the modern fish farm
How do you know if your fish are inadvertently being throttled by rapidly deteriorating water quality? Fish swim, feed, excrete and play… all in their watery home. On a modern fish farm, all these processes significantly impact upon tank water quality. The modern fish farm typically can inject sufficient oxygen to maintain a stable oxygen level in the fish tank. But what about all the ...
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Qualitative algal analysis from the fish-gut: Tested in the rice fish cropping system
Abstract: Algae constitute a major proportion of fish food in rice-fish culture system. Study of algal preferences and their availability in the natural environment might be important for developing natural fish feed. Preparation of formulated feeds using under-exploited materials such as algae not only reduces production costs, but also increases procurement accessibility of locally available ...
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Green Lens Applications for Night Fishing
Green lights are useful for attracting large fish at night. Anglers have relied on the practice for decades; and the technique is steadily becoming more effective with the proliferation of new, robust lighting technology. Benefits of Green Lens Applications There are two major factors at work when using green light to attract large fish: light and perception. With a short wavelength ...
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Fish farming at Kontiolahti
At Kontiolahti Fish farm the cuttings of salmon, trout and rainbow trout are cultivated to juveniles. Spawn is hatched and the juveniles of 0+ age-class are farmed inside. The older juveniles are farmed outside in surface basins. The water flow is 100-170 l/s depending on the season. Situation in the beginning The oxygen rate of the becoming water to the farm was not enough time to time, only ...
By W-Rix Ltd
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Fish Processing Plant, Scotland - Case Study
Simdean were asked to explore ways of overcoming a temperature issue at the client’s fish-processing plant in Scotland. The plant takes fish trimmings from all over Scotland and converts them into high-grade fish meal and fish oil. The trimmings come mainly from herring, mackerel, cod, haddock and ...
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Peanut Oil Press Machine
New groundnut oil pressing machine successfully makes up for the defect that the peanut cake cannot be reused after being pressed at a high temperature. In the pressing, peanut will not be pressed into a cake but has been reserved for the whole grain of defatted peanut kernel. In this way, peanut shape, taste, and natural nutrients will not be destroyed. The machine covers an area of 10 square ...
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Peanut Oil Press Machine
New groundnut oil expeller machine successfully makes up for the defect that the peanut cake cannot be reused after being pressed at a high temperature. In the pressing, peanut will not be pressed into a cake but has been reserved for the whole grain of defatted peanut kernel. In this way, peanut shape, taste, and natural nutrients will not be destroyed. The machine covers an area of 10 square ...
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