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Increases in atmospheric carbon dioxide drive accompanying changes in the marine carbonate system as carbon dioxide enters seawater and alters ocean pH. As such changes do not occur in isolation, and other environmental factors have the potential to modulate t…

Low oxygen zones in coastal and open ocean ecosystems have expanded in recent decades, a trend that will accelerate with climatic warming. Christopher J. Gobler et al, Stony Brook University, US, experimentally assessed the consequences of hypoxic and acidifie…

Fisheries bycatch of marine animals has been linked to population declines of multiple species, including many sea turtles. John Wang et al, University of Hawaii, examined the effectiveness of illuminating gillnets with ultraviolet (UV) light-emitting diodes f…

Introduction The anthropogenic increase in atmospheric CO2 concentration is a major environmental concern. One alarming consequence is a rapid change in seawater chemistry and decrease of ocean pH (Solomon et al. 2007; Doney et al. 2009), which could have larg…

Collection and Submission of Samples for Fish-Kill Investigation and Toxic-Substance Analysis - By Robert A. Pierce, Extension Fish and Wildlife Specialist; Thomas W. May, National Biological Survey, National Fisheries Contaminant Research Center and V. Charle…

By Mississippi State University - James C. Miller and Keith H. Coble, Department of Agricultural Economics, Mississippi State University - The term cheap food policy has frequently been used as a descriptor for U.S. commodity programs by those who contend thes…

By Alberta Government - Dugouts provide water for a variety of purposes. They can be used as a source for domestic (household) water supplies, livestock watering, as well as raising fish for enjoyment or profit.

This article from the Soil Association provides a summary of their Organic Market Report 2005. The report highlights that sales of organic products in the UK increased by 33% in 2004. The report also touches on aspects of the European and Worldwide organic sec…

Taurine is not considered an essential amino acid for fish, but many studies indicated that it is conditionally essential, especially if fish are fed plant protein-based diets. In response to these studies, Abdel-Fattah M. El-Sayed, Alexandria University, Egyp…

James E. Rakocy, University of the Virgin Islands and Andrew S. McGinty, University of Puerto Rico and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - In the U.S., the most appropriatespecies of tilapia for …

Worldwide harvest of farmed tilapia has now surpassed 800,000 metric tons, and tilapia are second only to carps as the most widely farmed freshwater fish in the world, reveal Thomas Popma, from Auburn University and Michael Masser from Texas A&M University…

A new book by scientists based in the Caribbean titled 'Cage culture, the practice of rearing fish in cages', offers a practical overview of how to rear tilpia in net pens.

Tank culture of tilapia is a good alternative to pond or cage culture if sufficient water or land is not available and the economics are favourable.

By Janet Raloff and published by Science News Online - Aquaculture - farming fish for our dinner tables - is a big and growing international industry. Because many of the tastiest and most-profitable farmed fish are carnivores, their prepared diets usually inc…

By the USDA, Foreign Agricultural Service - The European Commission (EC) has published a proposal concerning the animal welfare of farmed fish to be adopted at the November 2005 meeting of the Standing Committee of the European Convention for the Protection of…

Introduction Marine protected areas (MPAs) have received increasing attention as tools in fisheries management and conservation. However, examples of replicated experiments that sampled organismal density before and after establishment of MPAs at sites both in…

Aquaculture is replacing capture fisheries in supplying the world with dietary protein. Although disease is a major threat to aquaculture production, the underlying global epidemiological patterns are unknown. Tommy Leung, University of New England, and Amanda…

A genetic linkage map has been constructed for Atlantic halibut on the basis of 258 microsatellites and 346 AFLPs. Twenty-four linkage groups were identified, consistent with the 24 chromosomes seen in chromosome spreads. The total map distance is 1562.2 cM in…

Aquaculture Outlook Report - October 2005 - By U.S.D.A., Economic Research Service - This article is an extract from the October 2005: Aquaculture Outlook Report, highlighting Global Aquaculture Industry data.

INDIA - A scientist and his team of the Division of Fisheries Science, Central Agricultural Research Institute (CARI), Port Blair, have initiated research on breeding and larval rearing of Giant Freshwater Prawn (M Rosenbergii) under controlled conditions at t…

By David Cox, the Fish Vet Group - The Veterinary Health Plan (VHP) has been used for several years as part of good farming practice in many terrestrial animal production systems and forms the basis of several herd and flock health schemes.

By the Gulf States Marine Fisheries Commission - This report looks at the problem of White Spot Syndrome and gives an overview of its biology and recommendations to guard against it.

By Pete Southgate, the Fish Vet Group - While oxygen and ammonia levels are often viewed, rightly, as critical to fish health and performance, carbon dioxide tends to be ignored and very few aquaculture facilities regularly monitor CO2 levels. This is partly d…

By China Fisheries - In the first half of the year, the output of aquatic product in China is 20.29 million tons, increased by 3.5% compared to the same period of last year. Thereinto, the output of fresh water product is 9.18 million tons, increased by 5.1% c…

By Aqua-In-Tech - Diseases are due interaction between environments, the animal being reared (genetics, health, nutritional status, etc.) and the pathogen. In an ideal system these are in balance with the end result being minimal disease problems and increased…

By The Malta Centre for Fisheries Sciences - The Malta Centre for Fisheries Sciences (MCFS) successfully obtained fertilised eggs from amberjack (accjol) broodstock reared in captivity. The broodstock is the property of Malta Fish Farming Ltd who supported and…

By W. Ray McClain and Robert P. Romaire, Louisiana Agricultural Experiment Station and Jimmy L. Avery, Louisiana Cooperative Extension Service. Published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - Crawfish, espec…

By the Food and Agriculture Organization of the United Nations - Aquaculture is one of the fastest growing food production systems in the world, with the bulk of its output currently being produced within developing countries, and with expectations for aquacul…

By Laura Tiu and Geoff Wallat, Ohio State University - This article provides answers to a number of frequently asked questions regards the cultivation of freshwater prawns in ponds. The article has a focus on Southern Ohio but is equally relevant to many other…

By Alasdair H McVicar, Garien Aquaculture and Fish Health Consultants Ltd - There are serious inadequacies in the paper many of which could be attributable to mathematicians analysing numerical data without adequate attention being given to the reality and com…

Freshwater Prawns Pond Production and Grow-Out - By the Mississippi State University - A final phase of freshwater prawn (shrimp) production is grow-out of juveniles to adults for market as a food product. Research in Mississippi has demonstrated this can be a…

By David Elstein, formerly of the Agricultural Research Service (ARS) - Just as humans need vaccines to prevent dangerous diseases like polio and measles, fish too can benefit from vaccines against their own set of diseases.

By U.S.D.A., Economic Research Service - This article is an extract from the March 2005: Aquaculture Outlook Report, highlighting Global Aquaculture Industry data.

By Jeffery A. Foran, Midwest Center for Environmental Science and Public Policy, David O. Carpenter, Institute for Health and the Environment, University at Albany, M. Coreen Hamilton, AXYS Analytical Services Ltd, Barbara A. Knuth, Department of Natural Resou…

Construction of Levee Ponds for Commercial Catfish Production - By Jim Steeby and Jimmy Avery, Mississippi State University. Published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service. Proper design and construction of p…

By Louis A. Helfrich, Fisheries Extension Specialist, and George S. Libey, Associate Professer, Aquaculture; Department of Fisheries and Wildlife Sciences, Virginia Tech - Fish farming is an ancient practice that can provide many profitable opportunities today…

By North Carolina State University - This publication presents the basic principles of managing recreational ponds and the requirements for producing and maintaining high-quality fishing in a pond. Some common mistakes in pond management and ways of solving po…

Presented by Canadian agencies and organizations currently undertaking aquaculture research in Canada - Commercialization of cod aquaculture in Atlantic Canada has taken a significant step forward with two research projects currently underway in Newfoundland.

VIETNAM - Vietnam's Ministry of Fisheries is setting an annual production target of 200,000 tonnes of tilapia by 2010, Deputy Minister Nguyen Thi Hong Minh said.

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.