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How to Check if Your Mud Crab is Full of Meat
Opening up a crab to find it empty of meat is disappointing, not to mention a waste of a good crab. Queensland Boating and Fisheries Patrol district manager Rob McDonald said there are methods people can use to assess whether their prized crab is full...
Fish In, Fish Out: Perception of Sustainability and Contribution to Public Health
This article, by Oleksandr A. Byelashov & Mark E. Griffin (Omega Protein Inc.), contributes to the ongoing debate regarding the sustainability of fishmeal and fish oil in aquaculture diets. It demonstrates why the “Fish In, Fish Out” metric, which...
How Farmers Can Make More Money in Catfish Farming: Part 1
The level of success we get in catfish farming is usually tied to the level of management practices we decide to put in place in conjuction with the level of efficiency we achieve from our culture systems, writes Lanre Ogunsina, Fish Unlimited in Part...
How to Sustainably Feed Nine Billion People
Becoming self-sufficient in food production – what better way is there for countries to sustainably feed their growing populations? But, scratch the surface of this potential solution, and it doesn’t really stack up....
Sustainability Through Aquaponic Systems at Home
University of Georgia Tifton Campus student Amanda Miller is educating her community about sustainability through aquaponics one homegrown meal at a time....
The Impact of Costal Acidification to the Aquaculture Industry
The aquaculture industry is undergoing a significant change, and one that presents a tough challenge to overcome. In Canada, fisheries along the west coast have been losing millions of pounds worth of stock and revenue due to the rising acidity of the...
Effect of Florfenicol on White Shrimp
Florfenicol (FLR) is a commonly used antibiotic for the treatment of bacterial diseases in white shrimp Litopenaeus vannamei. In this study, Xianyun Ren, Luqing Pan and Lin Wang, Ocean University of China, evaluated the tissue distribution and elimination,...
Small-Scale Aquaponic Food Production - Integrated Fish and Plant Farming
This FAO technical paper showcases current wisdom in aquaponics, focusing on small-scale production. The publication, written in a style designed to be digestible by a non-technical reader, is the product of practical experience with small-scale and commercial...
Alaska Fish Adapt to Climate Change by Following the Food
Not all species may suffer from climate change. A new analysis shows that Dolly Varden, a species of char common in southeast Alaska, adjust their migrations so they can keep feasting on a key food source - salmon eggs - even as shifts in climate altered...
Are Chemicals used to Maintain Mussel Farm Wood Rafts Potentially Toxic to Mussels?
At the Galician coast, mussels are cultured on vertical ropes attached to floating rafts, which are cleaned in situ with tars or waterproof paints. The present study, by F. San Juan et al, University of Vigo, Spain, analyses the composition and the toxic...
Hybrid Tilapia Outperform Pure-Breds In Seawater Study
With interest in culturing tilapia in marine habitats increasing, producers must obtain tilapia capable of growing well in seawater, writes Mohammad T. Ridha, Kuwait Institute for Scientific Research. Taken from the Global Aquaculture Advocate, a Global...
Manipulation of Farmed Atlantic Salmon Swimming Behaviour to Reduce Sea Lice
This paper describes a study in which environmental manipulation of salmon swimming depth was tested in an attempt to reduce farm infection of Atlantic salmon, Salmo salar by the salmon louse, Lepeophtheirus salmonis, write B. Frenzl et al, University...
Rapid Bacterial Colonisation of Low-Density Polyethylene Microplastics in Coastal Sediment Microcosms
Synthetic microplastics (?5-mm fragments) are emerging environmental contaminants that have been found to accumulate within coastal marine sediments worldwide. The ecological impacts and fate of microplastic debris are only beginning to be revealed, with...
Thermal Stunning Approach Works Best With Tilapia
In a study by Rachel Cristina Prehl Alves et al, Universidade de São Paulo, the authors evaluated the stunning effectiveness of thermonarcosis, carbon dioxide narcosis and electronarcosis by assessing the electrical brain activity of tilapia. Although...
Strategies to Spare Fish Oil in Aquafeeds While Maintaining the Nutritional Value of Rainbow Trout
The aquaculture industry is increasingly reliant upon industrially compounded aquafeeds, and the availability of cost-effective feedstuffs is a serious constraint to continued growth within the aquaculture sector, write Jesse T. Trushenski and Alexis...
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