News features and technical articles about the evolution of aquaculture, one of the world’s fastest growing industries.
Aquafeeds

Welcome to the Advocate!

In line with the Global Aquaculture Alliance’s mission to advocate, educate and demonstrate responsible aquaculture worldwide, the Advocate is a forum for information and insight into one of the world’s most important and fastest-growing industries.

Aquafeeds

Turbot growth performance on soy-based feeds

Turbot are typically fed diets containing 45 to 65 percent fishmeal. In a study that gave turbot feed with 40 percent soy protein concentrate, the fish had decent growth and excellent survival. 

Intelligence

Land-based macroalgae farming

Land-based cultivation of macroalgae can minimize impacts on wild macroalgae stocks while reducing harvest costs and controlling quality. Integration of macroalgae with land-based fish culture systems could reduce capital and operating costs. 

Intelligence

Warning: Shrimp salad may contain shrimp

Crustaceans, fish and any food that contains protein have the potential to cause allergic reactions in some individuals. To protect consumers, seafood businesses must stay abreast of changing regulations. 

Innovation & Investment

USSEC, partners establish Asian aquaculture feed formulation database

To help produce high-quality aquaculture feeds, the U.S. Soybean Export Council spearheaded the Asian Aquaculture Feed Formulation Database project, designed as a reference tool for individuals involved in feed formulation, ingredient purchasing, quality control and research. 

Intelligence

Human enteric viruses in shellfish, part 3

Epidemiological studies have estimated that noroviruses are responsible for 60 percent to 80 percent of all foodborne outbreaks of gastroenteritis worldwide. Consumption of shellfish is one of three main transmission routes of norovirus infection. 

Aquafeeds

Insect meals: Novel protein, fat sources for farmed shrimp

Poor-quality ingredients can’t become good-quality ingredients. Quality protein is essential for the healthy growth of any omnivorous or carnivorous aquaculture species. Insect meals seem to fill this need, and their mass-scale production appears to be sustainable. 

Health & Welfare

Economic impacts of aquatic parasites on global finfish production

Obligate and opportunistic parasites play a critical role in determining the productivity, sustainability and economic viability of global finfish aquaculture enterprises. Without stringent and appropriate control measures, the impacts of these pathogens can often be significant. 

Innovation & Investment

Sturgeon aquaculture in British Columbia: Are we there yet?

Aquaculture of high-value white sturgeon is in its early phases in British Columbia, Canada. 
Given the long time required to produce caviar, licensed producers are looking at developing markets for value-added products and byproducts based on sturgeon meat. 

Intelligence

Adding flavor complexity to farmed barramundi

Organoleptic attributes such as flavor and aroma are among the most important factors that influence consumer acceptability and demand for fish products. Consumers have identified farmed fish as less complex and lacking “sealike” or “sea-fresh” flavors and aromas.