Freshwater fish

By Helga Josupeit, FAO, Globefish, INFOFISH Tilapia Conference, Kuala Lumpur, August 2007. World tilapia production has been booming during the last decade, with output doubling from 830000 tonnes in 1990 to 1.6 million tonnes in 1999 and over 2.5 million tonn…

By Edwin H. Robinson and Menghe H. Li.

By Helga Josupeit, FAO Globefish. The US Food and Drug Administration (FDA) on 28.6.2007 announced it is blocking the import from China of five species of seafood namely catfish, eel, shrimp, basa and dace until their importers can prove they are not contamina…

By Dr. Cedric Komar and Neil Wendover (Intervet Norbio Singapore) In the last three issues of the Intervet Aquatic Animal Health Newsletter, we presented a series of articles on tilapia diseases.

By Edwin H. Robinson, Research Professor and Menghe H. Li, Research Professor, Delta Research and Extension Center, Mississippi State University.

By Charles C. Mischke, Mississippi State University; Joseph E. Morris Iowa State University and Ryan L. Lane, Southern Illinois University. Published by Southern Regional Aquaculture Center (SRAC).

By Kiotech and CEFAS. After laboratory tests, the first commercial trials using pheromone-based fish feeding attractants have proved to be very encouraging.

By Intervet - Columnaris caused by Flavobacterium columnare (previously called Flexibacter Columnaris, Cytophaga columnare or Myxobacterium columnare) is one of the most common diseases in tilapia culture.

By J. M. Hinshaw, North Carolina State University and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - Over their current geographical range, yellow perch, Perca flavescens, are viewed variously as a sport fi…

By Carole R. Engle, Ivano Neira, Aquaculture/Fisheries Center, University of Arkansas at Pine Bluff - Efficient management of a tilapia farm can make the difference between profits and losses, even in years with unfavorable prices and costs. Farm management in…

Safely transporting fish from the hatchery to the pond and then on to the market is a very important part of aquaculture, says the University of Auburn.

By Dr. Brian Bosworth and Dr. Brian Small, USDA ARS and Dr. James Steeby and Dr. Jimmy Avery, Mississippi State University - Production of hybrids between the channel catfish (Ictalurus punctatus) and the blue catfish (Ictalurus furcatus) was reported as early…

By Dave Cockerill, the Fish Vet Group - In recent years spinal deformity has become an increasingly important condition for salmon producers and especially processors. Some populations are virtually unaffected, but the incidence of deformity can be above 30%, …

Published by Intervet - The theory that tilapia is a hardy and disease-resistant fish species is no longer correct. Producers, scientists and processors have now become aware that diseases may well be the number one threat for the future of this industry.

From The USDA's APHIS - These guidelines apply to the following farmed species of fish: salmonids and cyprinids. The guidelines may also apply to other fish species. The length of time fish spend on a transport should be as short as possible.

In a new book, The Benefits of Fish Meal in Aquaculture Diets, RD Miles and FA Chapman, from the University of Florida, explain the value of fishmeal in feeds for fish and shrimp.

Since cultured catfish get only a small portion of their food nutrients naturally, they must be fed a complete feed, according to scientists from Mississippi State University.

Michael McGee and Charles Cichra review some of the most important considerations relating to fingerling purchasing, transporting, and stocking.

By Edwin H. Robinson, Menghe H. Li, and Bruce B. Manning, Thad Cochran National Warmwater Aquaculture Center and published by the Mississippi Agriculture and Forestry Experiment Station - This is the 2nd revision of this report on the status of catfish nutriti…

By the Mississippi State University - This handbook gives the basic information new catfish farmers need to get through their first production season with minimum problems.

In this article – published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service – Brian C. Small discusses how managing egg diseases and improving hatch rates in channel catfish hatcheries requires good husbandry and contin…

Tilapia is native to Africa and the Middle East. A decade ago, few people knew much about tilapia. Today, it has emerged to become the second biggest aquatic species group after the carp group, with a worldwide harvest of over 2 million metric tons (MT), about…

By Whit Gibbons and published by the University of Georgia - "A catfish monoculture is not sustainable because it consumes more resources than it produces." For someone who raises catfish to make such a statement might sound ironic or even contradictory to som…

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…

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…

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…

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…

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…

Tilapia is globally recognized as one of the most important aquaculture species of the 21st century. Tilapia culture has expanded rapidly in a wide range of farming environments from extensive to intensive in both fresh and brackish water in Asia including Ban…

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…

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…

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 …

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 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…

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…

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.

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.