Features

By Intervet - Most of us take going for a flu, chickenpox or tetanus shot for granted. Vaccines are for people,right? Wrong, vaccines are also of vital importance in the animal healthcare world, and no more so than in aquaculture. Brian Guest looks at how mark…

By Craig Tucker, Mississippi State University and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - Fish, like all animals, must obtain oxygen from the environment for respiration. Oxygen is far less available…

By Bruce L. Nicholson, Professor of Biochemistry, Microbiology and Molecular Biology, the University of Maine - Infectious diseases caused by bacteria, viruses and parasites are a primary concern in aquaculture. Indeed, effective control of infectious diseases…

By Fiskeriforskning - Statkraft is focusing on tidal power and is planning a floating plant in Kvalsundet Strait outside Troms. Can such a power plant affect fish farms and the local fish population?

By Sintef - Land-based aquaculture systems release water with high values of nutrients. Marine algae use most of these to produce biomass. This principle can be used to clean the water using chosen arts of algae and macro-algea in the effluent.

By David Cox, Fish Vet Group - Year on year IPNV is becoming more and more of a problem with significant losses in fresh and seawater. Quite why this is the case is puzzling and I'll put forward some of my thoughts on possible reasons at the end of this articl…

By Intervet - Chorulon is a purified, sterile and highly effective preparation of chorionic gonadotrophin, which has been routinely used for nearly two decades to induce and synchronize the ovulation andspawning of various cultured fish species.

By U.S.D.A., Economic Research Service - This article is an extract from the March 2006: Livestock, Dairy and Poultry Outlook Report, highlighting Global Aquaculture Industry data.

By Cheng Sheng-Lee, The Ocean Institute - A significant challenge to the expansion of aquaculture production is the outbreak of disease. Potential economic losses from disease outbreaks are significant, and can affect the survival of the industry.

By Fiskeriforskning - For a long time, vibriosis was the most serious bacterial disease in farmed cod, but now other diseases also result in significant mortality.

By the USDA's National Agricultural Statistics Service - This full-text annual report by NASS contains the number of trout operations, grower sales, and fish losses for selected states during 2004.

By U.S.D.A., Economic Research Service - This article is an extract from the March 2006: Aquaculture Outlook Report, highlighting Global Aquaculture Industry data.

By Arild Kollevaag, Commercial Operations Dept., Intervet Norbio AS - In recent years, between 160 and 170 million salmon and rainbow trout have been vaccinated each year in Norway. The vast majority of these were vaccinated by injection (intraperitoneal) with…

By Pete Southgate, the Fish Vet Group - In the summer of 2005 many UK trout farmers experienced serious outbreaks of eye fluke infestation which resulted in severe pathology in affected fish and consequent losses. The eye fluke - frequently Diplostomum spathac…

By Gregory N. Whitis, Alabama Cooperative Extension System and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - To be profitable, an aquaculturepond must be sited properly and designed for efficiency. An inac…

By Akvaforsk - Solveig van Nes of AKVAFORSK has found one of the key factors that influences the sexual development of halibut larvae. Since females grow significantly larger than males, farmers can now direct their production toward fewer males and higher pro…

Channel catfish are the most important species of aquatic animal commercially cultured in the United States. In this article – published on the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service – Thomas L. Wellborn from the Univ…

By The Health And Safety Executive - This publication gives advice on the design, construction and safe use of floating fish farm installations including fish pens or cages, walkways, gangways, vehicle ways,land access ways, shelters and associated equipment.

By the USDA, Foreign Agricultural Service - This report gives an overview of the current situation in the EU fishery sector, provides information on the EU's import policy and statistical data on EU fish catches, aquaculture,and imports and exports.

By Robert P. Romaire, W. Ray McClain, Mark G. Shirley and C. Greg Lutz, Louisiana State University and Published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - Most crawfish produced in the United States is sold to t…

By Jon Weldon and published by North Atlantic Fisheries College - The Atlantic cod (Gadus morhua) has been identified as a species with considerable potential for intensive farming in northern Europe and Canada.

By the European Commission - Concrete measures to improve the protection and welfare of animals over the next five years are outlined in a new Action Plan on the protection and welfare of animals, adopted by the Commission today. The Action Plan aims to ensure…

By Marley Beem, Oklahoma State University and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - The outlook for aquaculture in this country is bright. Health-conscious consumers are increasing their consumptio…

By C. Greg Lutz, Extension Aquaculture Specialist, Louisiana State University Agricultural Center - A review of aquaculture industry publications over the past decade might suggest that much of the expansion in global production has been attributable to high-p…

Crawfish Production: Harvesting - Robert P. Romaire, W. Ray McClain and C. Greg Lutz and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - Freshwater crawfish of the genus Procambarus are a valuable aquacultur…

By the Fish Vet Group - The spectre of Foot and Mouth disease (FMD) is still lives with us and it and its ramifications will be around for some considerable time to come- no matter what "officaldom" may (or not) say. It may have left the front pages of newspap…

Louis R. DAbramo, Cortney L. Ohs, Terrill R. Hanson and Jose L. Montanez and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - Traditional pond culture of crawfish (Procambarus clarkii and P. zonangulus) is ex…

By John A. Hargreaves and Craig S. Tucker, Mississippi State University and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - Dissolved oxygen concentration(DO) is considered the most important water quality v…

NORWAY - Harald Takle, research fellow at AKVAFORSK, has identified several genes that are active when deformities occur at the egg stage in farmed salmon. He recently presented his findings in his doctoral dissertation at the Norwegian University of Life Scie…

By David Cox, the Fish Vet Group - Fungi are ubiquitous throughout nature and if left untreated many fungal infections in farmed and pet fish can be life threatening.

However Thai shrimp production has been on the decline in recent years. If most of the decline (10%) in 2011 was related to natural disasters like oods, the main culprit in 2012 has been the EMS/AHPND disease outbreak. is new disease resulted in massive mortal…

Louis A. Helfrich, Extension Specialist; Jim Parkhurst, Extension Specialist; and Richard Neves, Extension Specialist; Department of Fisheries and Wildlife Sciences, Virginia Tech - At times landowners may be confronted with serious water losses resulting from…

The advent of new legislation in Scotland to protect the marine environment is compelling fish farmers and marine specialists to adopt measures to prevent biofouling and the introduction of non-native species into Scottish waters.

The majority of global fish stocks lack adequate data to evaluate stock status using conventional stock assessment methods. This poses a challenge for the sustainable management of these stocks, writes Thomas R. Carruthers et al, University of British Columbia…

Given the nutritional value and profile (comparability of amino acids, EFA, and micronutrients) of maggot meal (MM), this study, by Emilie Devic et al, University of Stirling, evaluates strategies for the substitution of fish meal (FM) by MM, different method…

This is a review by Hans Komen, Wageningen University, Netherlands and Trinh Quoc Trong, Research Institute for Aquaculture, Viet Nam, of the current developmental state of Nile tilapia selective breeding programs, most of which have focused mainly on growth r…

For more than two decades, fish farms in the Bet Shean Valley of Israel have cultured a local stock of tilapia derived from hybridizing blue tilapia (Oreochromis aureus) and Nile tilapia (O. niloticus), write Reuven Godel, Reshafim Fish Farm, Amitay Geva, Mini…

All Tilapias are native to Africa, but have been distributed to every continent not covered in ice. The global tilapia farming industry currently produces 3.5 million tons which are worth almost $6 billion, over 80% of which is produced outside of Africa. In A…

NORWAY - A previously un-described granulomatous disease in Atlantic cod (Gadus morhua L) related to the presence of a Gram-negative, facultative intracellular bacterium belonging to the genus Francisella has been identified.

The FAO paper from the 14th session of the Sub-Committee on Fish Trade reviews the role fish plays in human nutrition and looks at the impact fish trade might have on food security and nutrition. Fish is recognized as an excellent source of protein but also pl…