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

nitrate

Aquafeeds

Hidden value of feed: Water quality

The intrinsic values of better feeds directly affect shrimp growth and performance in a positive way, but because better feeds produce less waste materials in culture systems, they also result in improved water quality that indirectly improves shrimp performance. 

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.