Freshwater fish

UK - Aquaculture UK has agreed to offer all students a bursary for the May intake of the University of St Andrews Undergraduate Certificate in Sustainable Aquaculture. Every student enrolling between …

NETHERLANDS - Microbiologists and fish researchers from Radboud University have discovered that bacteria in the gills of fish convert harmful ammonia into harmless nitrogen gas.

AMM. Yones and AA. Metwalli from the National Institute of Oceanography and Fisheries, Shakshouk Fish Research Station, El-Fayoum, Egypt, look at the effects of fish meal substitution with poultry by-…

Malawi's fish production is dwindling and the development is not in tandem with the human population increase. In view of this, it is imperative to increase fish production to tally with the high mark…

US - A bighead carp has been caught on the Minnesota River near New Ulm by a commercial angler. According to the Minnesota Department of Natural Resources, the 25-pound male fish is the first bighead …

The true cost of each disease outbreak is complicated by an intricate interplay of environmental and management-based factors, from the direct losses in stock, through to indirect losses in the downst…

This guide explains how integrated aquaculture farming (where a farmer can rear fish, chicken and plant vegetables) on a plot of 10 by 10 feet can generate food and an income for a family in the Phili…

A major European-wide research project is making strong inroads into developing new breeding programmes to improve the stock of six important aquaculture species, writes Chris Harris.

AUSTRALIA - A unique coalition of anglers, farmers and conservationists in Australia have declared that a virus that kills carp should be used to help rid the country's rivers of the destructive feral…

US - If they successfully invade Lake Erie, Asian carp could eventually account for about a third of the total weight of fish in the lake and could cause declines in most fish species -- including pri…

Often dubbed the aquatic chicken, farmed tilapia is now a staple in many parts of the world. A healthy source of protein, micronutrients and essential fatty acids, tilapia is now the fourth most consu…

The main objective of this study by Hooi Ling Khaw et al, Wageningen University, Netherlands, is to quantify the genetic and non-genetic indirect effects for harvest weight in the GIFT strain of Nile …

Sub-Saharan Africa presents a solid marketing opportunity for tilapia producers, processers and traders, particularly in view of the dwindling nature of traditional sources of fish, population growth,…

This article by Dr Abdel Raheam H. A. El-Bassir and colleagues from Sudan explores the effects of preserving fish using salt on its nutritional properties.

US - University of Illinois researcher Cory Suski has already shown that bubbling high concentrations of carbon dioxide (CO2) into water is a deterrent to invasive Asian carp adults. The gas makes the…

Achieving better growth rates or improved efficiency relies on good gut performance in aquaculture species, write Rui Gonalves, Gonalo Santos..

IRTA researcher Enric Gisbert explains what the Feed Conversion Ratio is, how to calculate it and its importance for fish production.

POLAND - In 2014, Poland's total fish catch was 170,500 MT, which included the Baltic Sea and long-distance fisheries. Fish catch in 2014 was 13 per cent lower than in 2013. Aquaculture production inc…

A new aquaponics farming company, VertiCulture Farms, is being developed in Brooklyn, New York. With public help, enough money has now been raised to fund an idea for a research and development farm …

Increased aquaculture production will be needed in future to improve food security, but what role can genetically improved farmed fish species play in increasing productivity? This study from Ingrid O…