Husbandry

While the European agricultural industry is a heavy consumer of genetically modified products - largely in animal feed - the industry is restricted in what it can grow, writes Chris Harris, TheFishSite senior editor.

Global production from aquaculture has grown substantially, contributing increasingly significant quantities to the worlds supply of fish for human consumption, says a report from the Food and Agriculture Organisation of the United Nations. This increasing tre…

Increasing consumer awareness to unsustainable aquaculture practices have made the prospect of organic aquaculture both environmentally and economically fruitful, but strict standards make this goal difficult to achieve. As the US considers by-passing this obs…

Farmed fish are contained - in ponds, tanks or cages - as with all farmed animals. According to a report published by Consenus, just as in land-based farming, farm managers increasingly choose stocking densities and handling practices that optimize growth and …

This guide from LaDon Swann, IIlinois-Indiana Sea Grant Program, Purdue University, helps fish farmers better understand the properties of water and how water quality effects fish culture.

By Jane Jordan, TheFishSite Editor. Compared with other animal transportation, the transport of fish receives very little attention from the science. There have been few studies into the effects transit has to fish welfare, health, biosecurity and overall prod…

By Roy P.E. Yanong, Kathleen H. Hartman, Craig A. Watson, Jeffrey E. Hill, B. Denise Petty, and Ruth Francis-Floyd, University of Florida, IFAS Extension.

By L. Swann, Illinois-Indiana Sea Grant Program, Purdue University - Fish, shellfish, and plants often are transported in sealed plastic bags containing small quantities of water and pure oxygen.

By Solveig Nygaard, Fiskehelse og Milj AS, Veterinary Specialist - In the early years of the salmon industry in Norway, vaccination by hand was essentially the only method used to vaccinate fish. However, since then, a number of vaccination machines have appea…

By Intervet - Fish vaccination during the last decade has proven to be highly effective in reducing economic losses caused by mortality and reduced growth.

By Gary L. Jensen and published by the Southern Regional Agricultural Center and the Texas Aquaculture Extension Service - Fish transport is often the final step in production. Most labor and production costs have already occurred, and any fish loss from death…

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.

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.

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.

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 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 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…

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…

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…

This study by Yukinori Mukai, International Islamic University Malaysia, and Leong Seng Lim, University Malaysia Sabah, examined the retinomotor responses and prey ingestion rates of 10-, 15-, 20- and 30-day-old Asian seabass Lates calcarifer under different l…

Introduction Discussion of the current shrimp disease crisis focuses on the microbiology of pathogens and the regulations needed to limit their spread locally and across national boundaries (FAO 2008; Jones 2012; Lightner 2012; Reantaso 2012). In this study I …

BASIC PARAMETERS ON HANDLING OF AQUACULTURAL PONDS WATER REPLACEMENT Amount of oxigen dissolved Evaporation and filtering Water temperature Coloring Salinity Turbidity pH TEMPERATURE Water temperature shall be between 25 and 32°C, being the optimal between 29 …

Omer M. Yousif, Kumar K.M. Krishnankutty and Abdul Fatah Ali, Aquaculture and Marine Studies Center, Abu Al Abyad Island, Department of the President's Affairs, looked at the reproductive performance, growth and survival of wild and pond-reared giant tiger shr…

Several indices were examined to assess the physical condition of wrasse stocked on Atlantic salmon, Salmo salar, farms as cleaner fish, and included examination of eye condition, snout erosion, skin hemorrhaging, and erosion and splitting of dorsal, pectoral,…

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…