Mark Gaikowski, Upper Midwest Environmental Sciences Center, US, determines the depletion of florfenicol (FFC) in water and florfenicol amine (FFA), a marker for FFC residue, from the fillet of market-weight tilapia in a recirculating aquaculture system (rAS) …
This report presents the results of a research exercise commissioned by WWF and conducted by Brook Lyndhurst during the latter part of 2011 and early part of 2012. The research was designed to investigate the business case for retailers to further support and …
Fluctuating asymmetry (defined as small random deviations from the ideal bilateral symmetry) in isolated stickleback populations has been hypothesised to increase in response to both genetic and environmental stress experienced by a population, writes Nina Tro…
Purdue University student Zeran Li's research project related to zebrafish eye development could lead to a better understanding of vision problems that affect billions of people worldwide.
This report by the New Economics Foundation highlights Europes reliance on fish products originating from external waters for its fish supplies, and provides pointers towards a more sustainable future for dwindling global fish stocks.
Salmon can play a part in increasing the amount of the healthy omega-3 fatty acids we need by converting short fatty acids from plants to the long, marine omega-3 fatty acids that we want.
Melba B. Reantaso, Food and Agriculture Organisation (FAO), looks at the responsible use of veterinary medicines in aquatic food production. Taken from the MSD Animal Health 'Bacterial Disease in Warmwater Fish: New Strategies for Sustainable Control' proceedi…
The emerging disease early mortality syndrome (EMS) has caused large losses among shrimp farmers in China, Vietnam, Malaysia and Thailand. Causing mass mortalities, its spread points to the need for increased awareness and cooperative reporting, writes Eduardo…
As a valuable source of nutrients, globally fish provides about three billion people with almost 20 percent of their average per capita intake of animal protein, and 4.3 billion people with about 15 percent of such protein, according to the FAO's "The State of…
Patricia S.Gaunt, Mississippi state University looks at the best treatment practices of warmwater fish pathogens using feed medicated with Aquaflor (florfenicol). Taken from the MSD Animal Health 'Bacterial Disease in Warmwater Fish: New Strategies for Sustain…
The annual production survey of fish farms in Scotland for 2011 was carried out by Marine Scotland Science (MSS). This survey collates annual production data from Scottish fin fish farm sites operated by authorised aquaculture production businesses.
Worldwide, more than 18 million persons were infected with fish-borne zoonotic trematodes in 2002. To evaluate the effectiveness of interventions for reducing prevalence and intensity of fish-borne zoonotic trematode infections in juvenile fish, authors from t…
The toxins from blue-green algae pose a threat to animal health and potentially to consumers if they are present in farmed product. Culture animals that ingest these toxins may not die, but can be weakened, increasing their susceptibility to pathogens. Killing…
This practical manual is produced by the Philippines national team under the ASEAN Foundation supported project "Strengthening capacity of small holder ASEAN aquaculture farmers for competitive and sustainable aquaculture" implemented by NACA in five ASEAN cou…
Child labour is a great concern in many parts of the world. In 2008, some60 percent of the 215 million boys and girls estimated to be child labourers worldwide were engaged in the agriculture sector, including in fisheries, aquaculture, livestock and forestry,…
In 2010, 40.5 percent of world fish production was marketed in live, fresh or chilled forms and 45.9 per cent processed in frozen, cured or otherwise prepared forms for direct human consumption, according to the FAO's "The State of World Fisheries and Aquacult…
'The UK Fishing Industry in 2011: Structure and Activity' provides a broad picture of the size and composition of the UK fishing industry and its operations.
Rogrio Salvador, North Paran State University, looks at the impact of streptococcosis on tilapia in Brazil and efficacy of AquaVac Strep Sa for managing the disease under controlled conditions. Taken from the MSD Animal Health 'Bacterial Disease in Warmwater F…
Overall global capture fisheries production, as derived from the FAO capture database, continues to remain stable. This does not mean that there are no changes in catch trends by country, fishing area or species, which indeed do vary significantly throughout t…
This article, from the FAO's "The State of World Fisheries and Aquaculture 2012" report, looks at the history and importance of how rice and fish farming can be combined, and also how it promotes enhanced food production and wealth.
Salmon exposed to algal-produced neurotoxins show changes in both their brain activity and general behaviour. It has also been found that very small doses of these toxins can have an affect on how salmon relate to other fish.
G. salaris is a tiny creature measuring less than half a millimetre in length. It uses its tiny claws to attach itself to the skin ofyoung salmon, which it then eats. G. salaris breeds prolifically and a young salmon may be host to up to 10,000 individual spec…
Temperature changes can alter the growth, survival and feed conversion of cultured Pacific white shrimp, Litopenaeus vannamei. To examine the effects of temperature on these performance factors, Dr Chalor Limsuwan, Kasetsart University, and Dr Carlos A. Ching,…
Transmission of infection from neighbouring fish farms is the main way that the viral disease Infectious Salmon Anaemia (ISA) spreads during epidemics. This is the key conclusion of Trude Lyngstad's doctoral research.
As part of the FAO 2012 report 'The state of world fisheries and aquaculture', this article looks at the barriers to achieving low impact fuel efficient fishing in today's society.
Atmospheric gases naturally diffuse between air and water to reach an equilibrium of pressure. Gases dissolve in the blood of fish and shrimp, and equilibrate with gases in the animails water. When water is suddenly warmed, gas bubbles can form in the blood of…
Due to the build up of bacteria and viruses in bivalves from filter-feeding, bivalves can be harmful to humans when ingested. The different factors affecting the microbial quality of shellfish is therefore analysed in a study by Carlos Campos, Ron Lee, Simon K…
This article from the FAO's 'The State of World Fisheries and Aquaculture 2012 Report' looks at the acceptance of women in aquaculture and the promotion of women in aquaculture to help develop education, training and economic prospects.
The 2012 benchmark stock assessment and peer review have concluded that the American eel population is depleted in US waters. The stock is at or near historically low levels due to a combination of historical overfishing, habitat loss, food web alterations, pr…
This article presents the initial results from a program of stock surveys led by professional fishermen and funded via an innovative project of marine renewable energy, writes Laure Robigo, Departmental Fisheries Committee of Ctes dArmor, Brittany, France.
Fast growth and attractive market prices make wreckfish an interesting option among the new species considered for commercial aquaculture. Since 2009, the Spanish institutions Instituto Espaol de Oceanografa and Instituto Galego de Formacin en Acuicultura have…
A study demonstrated that byproducts prepared from salmon livers, salmon milt, black cod viscera and arrowtooth heads and viscera from Alaskan fisheries processing plants were easily digested by shrimp. These byproducts also contained a high level of protein o…
