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

Linda Lemmon

Health & Welfare

Ultrasound helps stage sturgeons for caviar production

Biopsies and polarization index measurements of mature sturgeons are highly variable and not always accurate in indicating egg maturity. Ultrasonic imaging offers a simple, less time-consuming and reliable alternative for evaluating sturgeons’ sex and oocyte maturity.