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

hepatopancreas

Health & Welfare

Market test: Farm-grown freshwater prawns

A small test market at a high-end grocery store near Washington, D.C., USA, showed that farm-grown freshwater prawns would sell to high-income consumers who had not previously tried the product. 

Health & Welfare

High nitrate levels toxic to shrimp

Shrimp exposed to high concentrations of nitrate exhibit shorter antennae, gill abnormalities and hepatopancreas lesions. Nitrate toxicity is more of an issue for shrimp raised in lower-salinity waters.